Trojan.Win32.IEDummy_f8e0729170

by malwarelabrobot on June 18th, 2014 in Malware Descriptions.

HEUR:Trojan.Win32.Generic (Kaspersky), Gen:Variant.Kazy.328616 (B) (Emsisoft), Gen:Variant.Kazy.328616 (AdAware), Trojan.Win32.IEDummy.FD (Lavasoft MAS)
Behaviour: Trojan


The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.

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Summary
Dynamic Analysis
Static Analysis
Network Activity
Map
Strings from Dumps
Removals

MD5: f8e0729170ed5b5e8a78d683fe76f187
SHA1: 2e301715a500c801d1931d279ca4ad87656a219a
SHA256: d6e1f1cd110afbd7574a334947a63f6a3e84669e890caf0ad72722fdc8c71aea
SSDeep: 768:dTSw1HssPbsRf VcpQvCFnbcuyD7Uc/XwAX296bqRZj:dTSw1HseAEQFnouy8gXwAXHbal
Size: 35184 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: PackerUPXCompresorGratuitowwwupxsourceforgenet, UPolyXv05_v6
Company: no certificate found
Created at: 2013-04-29 20:45:16
Analyzed on: WindowsXP SP3 32-bit


Summary:

Trojan. A program that appears to do one thing but actually does another (a.k.a. Trojan Horse).

Payload

No specific payload has been found.

Process activity

The Trojan creates the following process(es):

attrib.exe:1532
%original file name%.exe:880
ping.exe:900
QinLiang1.exe:2028
ipconfig.exe:844
cacls.exe:1952

The Trojan injects its code into the following process(es):
No processes have been created.

File activity

The process %original file name%.exe:880 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQNSD2J\list[1].txt (52 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\4DQJW9YN\eeeee[1].exe (92540 bytes)
%System%\QinLiang.exe (35 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\4DQJW9YN\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQNSD2J\desktop.ini (67 bytes)
%System%\QinLiang1.exe (3724 bytes)

The process QinLiang1.exe:2028 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

%System%\drivers\etc\hosts.ics (4350 bytes)
C:\1.bat (138 bytes)
%System%\drivers\QinLiang1.exe (4185 bytes)
%System%\drivers\etc\hosts (4350 bytes)

The Trojan deletes the following file(s):

C:\1.bat (0 bytes)

Registry activity

The process attrib.exe:1532 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "8C EB 7A A0 83 B5 CF A9 53 06 FE AD 69 96 2C 89"

The process %original file name%.exe:880 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd72-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths]
"Directory" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path4]
"CacheLimit" = "65452"
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache4"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CacheLimit" = "65452"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"

[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache\%System%]
"QinLiang1.exe" = "QinLiang1"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common Documents" = "%Documents and Settings%\All Users\Documents"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Personal" = "%Documents and Settings%\%current user%\My Documents"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd73-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cookies" = "%Documents and Settings%\%current user%\Cookies"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache2"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common AppData" = "%Documents and Settings%\All Users\Application Data"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd75-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common Desktop" = "%Documents and Settings%\All Users\Desktop"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cache" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files"

"Desktop" = "%Documents and Settings%\%current user%\Desktop"

[HKLM\System\CurrentControlSet\Hardware Profiles\0001\Software\Microsoft\windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"

[HKCU\Software\Microsoft\Windows Script\Settings]
"JITDebug" = "0"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path1]
"CacheLimit" = "65452"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections]
"SavedLegacySettings" = "3C 00 00 00 1D 00 00 00 01 00 00 00 00 00 00 00"

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "D2 4D 6B 20 13 48 F2 97 24 9D AD B0 4C 50 42 33"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path1]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache1"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path3]
"CacheLimit" = "65452"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"MigrateProxy" = "1"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"History" = "%Documents and Settings%\%current user%\Local Settings\History"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{b98117e8-75ca-11e2-81b2-000c293708fb}]
"BaseClass" = "Drive"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path3]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache3"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths]
"Paths" = "4"

The Trojan modifies IE settings for security zones to map all local web-nodes with no dots which do not refer to any zone to the Intranet Zone:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"UNCAsIntranet" = "1"

The Trojan modifies IE settings for security zones to map all web-nodes that bypassing the proxy to the Intranet Zone:

"ProxyBypass" = "1"

Proxy settings are disabled:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"

To automatically run itself each time Windows is booted, the Trojan adds the following link to its file to the system registry autorun key:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"QinLiang" = "%System%\QinLiang.exe"

The Trojan modifies IE settings for security zones to map all urls to the Intranet Zone:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"IntranetName" = "1"

The Trojan deletes the following value(s) in system registry:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"AutoConfigURL"
"ProxyServer"
"ProxyOverride"

The process ping.exe:900 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "30 EB 30 78 4B 1E 44 C2 6A AA 4F AE 76 94 92 6D"

The process QinLiang1.exe:2028 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths]
"Directory" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path4]
"CacheLimit" = "65452"
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache4"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CacheLimit" = "65452"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"

"Cookies" = "%Documents and Settings%\%current user%\Cookies"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache2"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common AppData" = "%Documents and Settings%\All Users\Application Data"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cache" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files"

[HKLM\System\CurrentControlSet\Hardware Profiles\0001\Software\Microsoft\windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path1]
"CacheLimit" = "65452"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections]
"SavedLegacySettings" = "3C 00 00 00 1F 00 00 00 01 00 00 00 00 00 00 00"

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "D2 E8 7C D1 7D 5F 45 F0 68 3B F1 D7 D4 E5 5A AF"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path1]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache1"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path3]
"CacheLimit" = "65452"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"MigrateProxy" = "1"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"History" = "%Documents and Settings%\%current user%\Local Settings\History"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path3]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache3"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths]
"Paths" = "4"

The Trojan modifies IE settings for security zones to map all local web-nodes with no dots which do not refer to any zone to the Intranet Zone:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"UNCAsIntranet" = "1"

The Trojan modifies IE settings for security zones to map all web-nodes that bypassing the proxy to the Intranet Zone:

"ProxyBypass" = "1"

Proxy settings are disabled:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"

The Trojan modifies IE settings for security zones to map all urls to the Intranet Zone:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"IntranetName" = "1"

To automatically run itself each time Windows is booted, the Trojan adds the following link to its file to the system registry autorun key:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"ctfmno" = "%System%\drivers\QinLiang1.exe"

The Trojan deletes the following value(s) in system registry:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"AutoConfigURL"
"ProxyServer"
"ProxyOverride"

The Trojan disables automatic startup of the application by deleting the following autorun value:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"krero"

The process ipconfig.exe:844 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "2D 8F D7 FE F2 D7 9E 62 34 71 89 15 F9 88 65 BE"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Tracing\Microsoft\eappprxy\traceIdentifier]
"Guid" = "5f31090b-d990-4e91-b16d-46121d0255aa"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Tracing\Microsoft\QUtil\traceIdentifier]
"Guid" = "8aefce96-4618-42ff-a057-3536aa78233e"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Tracing\Microsoft\eappprxy]
"Active" = "1"

[HKLM\System\CurrentControlSet\Services\Eventlog\Application\ESENT]
"CategoryMessageFile" = "%System%\ESENT.dll"
"EventMessageFile" = "%System%\ESENT.dll"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Tracing\Microsoft\eappcfg\traceIdentifier]
"BitNames" = " Error Unusual Info Debug"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Tracing\Microsoft\eappcfg]
"Active" = "1"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Tracing\Microsoft\QUtil]
"Active" = "1"
"ControlFlags" = "1"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Tracing\Microsoft\QUtil\traceIdentifier]
"BitNames" = " Error Unusual Info Debug"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Tracing\Microsoft\eappprxy\traceIdentifier]
"BitNames" = " Error Unusual Info Debug"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Tracing\Microsoft\eappprxy]
"LogSessionName" = "stdout"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Tracing\Microsoft\QUtil]
"LogSessionName" = "stdout"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Tracing\Microsoft\eappcfg\traceIdentifier]
"Guid" = "5f31090b-d990-4e91-b16d-46121d0255aa"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Tracing\Microsoft\eappcfg]
"ControlFlags" = "1"

[HKLM\System\CurrentControlSet\Services\Eventlog\Application\ESENT]
"CategoryCount" = "16"
"TypesSupported" = "7"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Tracing\Microsoft\eappcfg]
"LogSessionName" = "stdout"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Tracing\Microsoft\eappprxy]
"ControlFlags" = "1"

The process cacls.exe:1952 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "DF E7 32 CD 37 31 D0 A7 E6 EF BD 39 D0 8D FD 5A"

Dropped PE files

MD5 File path
185424e44f0b4d23d8ac688a3f24e16c c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temporary Internet Files\Content.IE5\4DQJW9YN\eeeee[1].exe
185424e44f0b4d23d8ac688a3f24e16c c:\WINDOWS\system32\QinLiang1.exe
185424e44f0b4d23d8ac688a3f24e16c c:\WINDOWS\system32\drivers\QinLiang1.exe

HOSTS file anomalies

The Trojan modifies "%System%\drivers\etc\hosts" file which is used to translate DNS entries to IP addresses.
The modified file is 150 bytes in size. The following strings are added to the hosts file listed below:

222.3.76.15 www.bk.mufg.jp
222.3.76.15 direct.bk.mufg.jp
222.3.76.15 entry11.bk.mufg.jp
222.3.76.15 www.smbc.co.jp
222.3.76.15 direct.smbc.co.jp


Rootkit activity

No anomalies have been detected.

Propagation

VersionInfo

No information is available.

PE Sections

Name Virtual Address Virtual Size Raw Size Entropy Section MD5
UPX0 4096 102400 0 0 d41d8cd98f00b204e9800998ecf8427e
UPX1 106496 24576 23040 5.48691 71d627c139f614f1eafff764c64836e9
.rsrc 131072 4096 3584 2.68939 b3ecb83fcbbc898903fc2dab73bf6023

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

URLs

URL IP
hxxp://www.healthgym.co.kr/cao.txt 211.239.157.105


IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

ET POLICY Unsupported/Fake Windows NT Version 5.0

Traffic

GET /cao.txt HTTP/1.1
User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:07:53 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:07:55 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:07:55 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:07:57 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:07:59 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:08:01 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:08:03 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:08:05 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:08:07 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:08:09 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:08:11 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:08:13 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:08:15 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:08:17 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:08:19 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:08:21 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:08:23 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:08:25 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:08:27 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:08:29 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:08:31 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:08:33 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk.mufg.jp..222.3.76.15
 entry11.bk.mufg.jp..222.3.76.15 VVV.smbc.co.jp..222.3.76.15 direct.sm
bc.co.jp......


GET /cao.txt HTTP/1.1


User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)
Accept: */*
Host: VVV.healthgym.co.kr
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Tue, 17 Jun 2014 00:08:35 GMT
Content-Length: 150
Content-Type: text/plain
Last-Modified: Sun, 15 Jun 2014 13:09:35 GMT
Accept-Ranges: bytes
ETag: "91f9fdd9b88cf1:7149"
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
222.3.76.15 VVV.bk.mufg.jp..222.3.76.15 direct.bk...

The Trojan connects to the servers at the folowing location(s):

iexplore.exe_512:

%?9-*09,*19}*09
.text
`.data
.rsrc
msvcrt.dll
KERNEL32.dll
NTDLL.DLL
USER32.dll
SHLWAPI.dll
SHDOCVW.dll
Software\Microsoft\Windows\CurrentVersion\Explorer\BrowseNewProcess
IE-X-X
rsabase.dll
System\CurrentControlSet\Control\Windows
dw15 -x -s %u
watson.microsoft.com
IEWatsonURL
%s -h %u
iedw.exe
Iexplore.XPExceptionFilter
jscript.DLL
mshtml.dll
mlang.dll
urlmon.dll
wininet.dll
shdocvw.DLL
browseui.DLL
comctl32.DLL
IEXPLORE.EXE
iexplore.pdb
ADVAPI32.dll
MsgWaitForMultipleObjects
IExplorer.EXE
IIIIIB(II<.Fg
7?_____ZZSSH%
)z.UUUUUUUU
,....Qym
````2```
{.QLQIIIKGKGKGKGKGKG
;33;33;0
8888880
8887080
browseui.dll
shdocvw.dll
6.00.2900.5512 (xpsp.080413-2105)
Windows
Operating System
6.00.2900.5512


Remove it with Ad-Aware

  1. Click (here) to download and install Ad-Aware Free Antivirus.
  2. Update the definition files.
  3. Run a full scan of your computer.


Manual removal*

  1. Terminate malicious process(es) (How to End a Process With the Task Manager):

    attrib.exe:1532
    %original file name%.exe:880
    ping.exe:900
    QinLiang1.exe:2028
    ipconfig.exe:844
    cacls.exe:1952

  2. Delete the original Trojan file.
  3. Delete or disinfect the following files created/modified by the Trojan:

    %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQNSD2J\list[1].txt (52 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\4DQJW9YN\eeeee[1].exe (92540 bytes)
    %System%\QinLiang.exe (35 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\4DQJW9YN\desktop.ini (67 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQNSD2J\desktop.ini (67 bytes)
    %System%\QinLiang1.exe (3724 bytes)
    %System%\drivers\etc\hosts.ics (4350 bytes)
    C:\1.bat (138 bytes)
    %System%\drivers\QinLiang1.exe (4185 bytes)

  4. Delete the following value(s) in the autorun key (How to Work with System Registry):

    [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
    "QinLiang" = "%System%\QinLiang.exe"

    [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
    "ctfmno" = "%System%\drivers\QinLiang1.exe"

  5. Restore the original content of the HOSTS file (%System%\drivers\etc\hosts):
    127.0.0.1 localhost
  6. Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).

*Manual removal may cause unexpected system behaviour and should be performed at your own risk.

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