MD5: 543aead45568ecb83dc504741f14d01b
SHA1: 17658a9ee986f8bf03fb34076bf7a75c7081e148
SHA256: f87c6be872453863acf8893bbac65f43052713b5fa9eb1935ed3090e8d147c35
SSDeep: 6144:yZXBsWqsE/Ao mv8Qv0LVmwq4FU0nN876sazL7mq2TygpItSzyc1Tdu:0XmwRo mv8QD4 0N46lr2TJp4s0
Size: 318962 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: BorlandDelphi30, BorlandDelphiv30, UPolyXv05_v6
Company: no certificate found
Created at: 1992-06-20 01:22:17
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):

%original file name%.exe:464
krip.exe:1996
WScript.exe:1460
WScript.exe:456

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

krip.exe:1952

Mutexes

The following mutexes were created/opened:
No objects were found.

File activity

The process %original file name%.exe:464 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

%Program Files%\Napnut\Nezavisimo\dartaniyan.vbs (298 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\$inst\temp_0.tmp (246 bytes)
%Program Files%\Napnut\Nezavisimo\6.txt (27 bytes)
%Program Files%\Napnut\Nezavisimo\Uninstall.ini (2 bytes)
%Program Files%\Napnut\Nezavisimo\krip.exe (2603 bytes)
%Program Files%\Napnut\Nezavisimo\5.txt (16 bytes)
%Program Files%\Napnut\Nezavisimo\onkilogok.bat (1 bytes)
%Program Files%\Napnut\Nezavisimo\kislogon.vbs (884 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\$inst\2.tmp (68 bytes)
%Program Files%\Napnut\Nezavisimo\Uninstall.exe (5138 bytes)

The Trojan deletes the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\$inst (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\$inst\2.tmp (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\$inst\temp_0.tmp (0 bytes)

The process krip.exe:1996 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Application Data\puyHax68BCtfOFS-yEkFho7CGXmqAtv-TiyrYmW7LepB9D5-ijSc01dxnfQMmeq.exe (304 bytes)
%Documents and Settings%\%current user%\Application Data\02 - Silversun Pickups - Well Thought Out Twinkles.mp3 (1552 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nse3.tmp\quaestor.dll (1856 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsl2.tmp (2940 bytes)
%Documents and Settings%\%current user%\Application Data\puutia18uaau781uiao (321 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\nse3.tmp (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nse3.tmp\quaestor.dll (0 bytes)

The process WScript.exe:1460 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\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\History\History.IE5\desktop.ini (159 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQNSD2J\test[1].htm (0 bytes)

Registry activity

The process %original file name%.exe:464 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"

[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache\%System%]
"wscript.exe" = "Microsoft (R) Windows Based Script Host"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Nezavisimo 1.5]
"EstimatedSize" = "193"

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

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Nezavisimo 1.5]
"VersionMajor" = "1"

[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\Uninstall\Nezavisimo 1.5]
"Language" = "1033"
"DisplayIcon" = "%Program Files%\Napnut\Nezavisimo\Uninstall.exe"
"VersionMinor" = "5"

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

[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache\%Program Files%\Napnut\Nezavisimo]
"krip.exe" = "krip"

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

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Nezavisimo 1.5]
"InstallLocation" = "%Program Files%\Napnut\Nezavisimo\"

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

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Nezavisimo 1.5]
"UninstallString" = "%Program Files%\Napnut\Nezavisimo\Uninstall.exe"

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

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Nezavisimo 1.5]
"InstallDate" = "20150614"

[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache\%Program Files%\Napnut\Nezavisimo]
"onkilogok.bat" = "onkilogok"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Nezavisimo 1.5]
"NoRepair" = "1"
"DisplayName" = "Nezavisimo 1.5"

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "A8 E9 D1 7E 53 DF 11 C7 6B 2B 99 F4 DD C5 D0 ED"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Nezavisimo 1.5]
"DisplayVersion" = "1.5"

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

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Nezavisimo 1.5]
"NoModify" = "1"
"Publisher" = "Napnut"
"InstallSource" = "c:\"

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

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

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:

"UNCAsIntranet" = "1"

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

"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]
"Nezavisimo" = "%Program Files%\Napnut\Nezavisimo\krip.exe"

The process krip.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" = "A0 18 FE 11 95 2C 03 43 B1 70 D7 FA 41 E3 B9 A5"

[HKCU\Software\NVIDIA Corporation\Global\nvUpdate]
"Value" = "20150407"
"Guid" = "b99f990f-ec08-4113-93d8-c037b8600001"

The process krip.exe:1996 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "DA 6E 5F AF 41 47 01 0A 7F 7E BD 53 A2 5E E0 3F"

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

[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"

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

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

The process WScript.exe:1460 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 1B 00 00 00 01 00 00 00 00 00 00 00"

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "91 A9 E3 F3 1E 5F 03 7A 43 A1 48 DF 7E 9B AD 7E"

[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"

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

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

The process WScript.exe:456 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "F8 83 BF BA 85 EB 3F 44 65 18 A9 B7 3B B0 70 9C"

Dropped PE files

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 1191 bytes in size. The following strings are added to the hosts file listed below:

Rootkit activity

No anomalies have been detected.

Propagation

VersionInfo

Company Name: Napnut
Product Name:
Product Version:
Legal Copyright: Napnut
Legal Trademarks:
Original Filename:
Internal Name:
File Version: 1.5
File Description: Nezavisimo 1.5 Installation
Comments:
Language: Language Neutral

PE Sections

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

Total found: 6
b4963c389287f4c6f458afaa28b334a4
cd8c5ce2011db01ed767504290b26287
80f967af249a9209c671d54a5d954b2e
6f5922cd04b5355696a75992bd51fe67
f4a232485e4a65ff6f7daba701e8b39a
fe9ff0b3dde78d617ccbaa02d85ed4c0

URLs

URL	IP
hxxp://chuteiracansadabsb.com.br/feng/tmp/test.php?id=86&mwa=ce005a	189.38.80.193

IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

Traffic

GET /feng/tmp/test.php?id=86&mwa=ce005a HTTP/1.1

Accept: */*

Accept-Encoding: gzip, deflate

User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C)

Host: chuteiracansadabsb.com.br

Connection: Keep-Alive

HTTP/1.1 200 OK

Date: Sun, 14 Jun 2015 17:23:04 GMT

Server: Apache

Vary: Accept-Encoding

Content-Encoding: gzip

Content-Length: 20

Keep-Alive: timeout=5, max=500

Connection: Keep-Alive

Content-Type: text/html
....................HTTP/1.1 200 OK..Date: Sun, 14 Jun 2015 17:23:04 G
MT..Server: Apache..Vary: Accept-Encoding..Content-Encoding: gzip..Con
tent-Length: 20..Keep-Alive: timeout=5, max=500..Connection: Keep-Aliv
e..Content-Type: text/html........................

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

.text

P`.data

.rdata

[email protected]_fram

[email protected]

.idata

bpass

qb99f990f-ec08-4113-93d8-c037b8600001

libgcj-13.dll

@%s:%s:%d

-_.!~*'()

GET /stat?uptime=%d&downlink=%d&uplink=%d&id=%s&statpass=%s&version=%d&features=%d&guid=%s&comment=%s&p=%d&s=%s HTTP/1.0

badpass

%s:%s

20150407

server-%s.ruhomevideo.com:30,server-%s.sndcmdex.com:30,server-%s.sendrepp.com:30,server-%s.updmaker.com:30,server-%s.muzboxxx.cn:30,server-%s.mymovieboxxx.com:30,server-%s.statgglr.com:30,server-%s.prostiforum.com:30,server-%s.muzzzboxx.com:30,server-%s.microrepo.com:30,server-%s.gglerr.com:30

8kernel32.dll

advapi32.dll

rpcrt4.dll

shlwapi.dll

RegCreateKeyA

RegCloseKey

RegOpenKeyA

ws2_32.dll

VirtualQuery failed for %d bytes at address %p

Unknown pseudo relocation protocol version %d.

Unknown pseudo relocation bit size %d.

GCC: (tdm-2) 4.8.1

KERNEL32.dll

msvcrt.dll

krip.exe_1952_rwx_00400000_00012000:

.text

P`.data

.rdata

[email protected]_fram

[email protected]

.idata

bpass

qb99f990f-ec08-4113-93d8-c037b8600001

libgcj-13.dll

@%s:%s:%d

-_.!~*'()

GET /stat?uptime=%d&downlink=%d&uplink=%d&id=%s&statpass=%s&version=%d&features=%d&guid=%s&comment=%s&p=%d&s=%s HTTP/1.0

badpass

%s:%s

20150407

server-%s.ruhomevideo.com:30,server-%s.sndcmdex.com:30,server-%s.sendrepp.com:30,server-%s.updmaker.com:30,server-%s.muzboxxx.cn:30,server-%s.mymovieboxxx.com:30,server-%s.statgglr.com:30,server-%s.prostiforum.com:30,server-%s.muzzzboxx.com:30,server-%s.microrepo.com:30,server-%s.gglerr.com:30

8kernel32.dll

advapi32.dll

rpcrt4.dll

shlwapi.dll

RegCreateKeyA

RegCloseKey

RegOpenKeyA

ws2_32.dll

VirtualQuery failed for %d bytes at address %p

Unknown pseudo relocation protocol version %d.

Unknown pseudo relocation bit size %d.

GCC: (tdm-2) 4.8.1

KERNEL32.dll

msvcrt.dll

wuauclt.exe_636:

.text

`.data

.rsrc

@.reloc

wuauclt.pdb

GetProcessHeap

KERNEL32.dll

_wcmdln

_amsg_exit

msvcrt.dll

ntdll.dll

ole32.dll

RegCloseKey

RegOpenKeyExW

RegCreateKeyExW

ADVAPI32.dll

USER32.dll

OLEAUT32.dll

SHLWAPI.dll

zcÁ

version="6.0.0.0"

name="Microsoft.Windows.windowsupdate.wuauclt"

<windowsSettings>

<dpiAware xmlns="hXXp://schemas.microsoft.com/SMI/2005/WindowsSettings">true</dpiAware>

</windowsSettings>

name="Microsoft.Windows.Common-Controls"

publicKeyToken="6595b64144ccf1df"

<requestedExecutionLevel

wuaueng.dll

Error: 0xx. wuauclt handler: failed to spawn COM server

Error: 0xx. wuauclt handler: failed to load wuaueng

/ReportNow

/ShowWindowsUpdate

/CloseWindowsUpdate

wuauclt.exe failed to get proc address for UI export object with error %#lx

Failed to load %s with error %X

wucltui.dll

wucltux.dll

call RunAUClientUI on wucltui.dll/wucltux.dll

Ntdll.dll

WuSqm %ls session datapoint (id:%d) is incremented with dword %d.

wuauclt.exe is exiting with code 0xX

wuauclt.exe launched with command line %s

kernel32.dll

WUWeb

Report

7.6.7600.256

Global\WindowsUpdateTracingMutex

WindowsUpdate.log

SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\Trace

Windows

shell32.dll

%s: %s [

%s: %s

%s\%s

= Module: %s

= Module: <failed with %d>

= Process: %s

= Process: <failed with %d>

=========== Logging initialized (build: %s, tz: %s) ===========

wups2.dll

wups.dll

Software\Microsoft\Windows\CurrentVersion\WindowsUpdate\Setup\ServiceStartup\

%hs %ls page "%ls", hr=%X

Microsoft.WindowsUpdate

wupdmgr.exe

Failed to cocreate IShellWindows, error = 0xlX

Failed to obtain window doc for window %d, error = 0xlX

Failed to obtain folder view for window %d, error = 0xlX

Failed to obtain folder IPersist for window %d, error = 0xlX

Window %d is NOT a WU window

Done enumerating windows

Quit for window %d failed: 0xlX

Window %d is a WU window. Attempting to close

Failed to obtain class ID for window %d, error = 0xlX

Got NULL disp interface for window %d

Got %d instead of VT_DISPATCH for window %d

Failed to obtain IWebBrowserApp for window %d, error = 0xlX

Failed to enumerate window %d, error = 0xlX

Found %d explorer windows

Closing WU explorer windows

Software\Microsoft\Windows\CurrentVersion\WindowsUpdate\VolatileData

WUAppNotificationWindows

SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\Auto Update\RebootRequired

SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\Auto Update\RebootRequired\Mandatory

SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\Auto Update\PostRebootReporting

SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\Services\Pending\

%chdhd

hd-hd-hd%chd:hd:hd:hd

%WinDir%

Windows Update

7.6.7600.256 (winmain_wtr_wsus3sp2(oobla).120602-1459)

wuauclt.exe

Windows

Operating System

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):
   

   %original file name%.exe:464
   krip.exe:1996
   WScript.exe:1460
   WScript.exe:456

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

   %Program Files%\Napnut\Nezavisimo\dartaniyan.vbs (298 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\$inst\temp_0.tmp (246 bytes)
   %Program Files%\Napnut\Nezavisimo\6.txt (27 bytes)
   %Program Files%\Napnut\Nezavisimo\Uninstall.ini (2 bytes)
   %Program Files%\Napnut\Nezavisimo\krip.exe (2603 bytes)
   %Program Files%\Napnut\Nezavisimo\5.txt (16 bytes)
   %Program Files%\Napnut\Nezavisimo\onkilogok.bat (1 bytes)
   %Program Files%\Napnut\Nezavisimo\kislogon.vbs (884 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\$inst\2.tmp (68 bytes)
   %Program Files%\Napnut\Nezavisimo\Uninstall.exe (5138 bytes)
   %Documents and Settings%\%current user%\Application Data\puyHax68BCtfOFS-yEkFho7CGXmqAtv-TiyrYmW7LepB9D5-ijSc01dxnfQMmeq.exe (304 bytes)
   %Documents and Settings%\%current user%\Application Data\02 - Silversun Pickups - Well Thought Out Twinkles.mp3 (1552 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\nse3.tmp\quaestor.dll (1856 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\nsl2.tmp (2940 bytes)
   %Documents and Settings%\%current user%\Application Data\puutia18uaau781uiao (321 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQNSD2J\desktop.ini (67 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
   %Documents and Settings%\%current user%\Local Settings\History\History.IE5\desktop.ini (159 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OPQNSD2J\test[1].htm (0 bytes)

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

   [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
   "Nezavisimo" = "%Program Files%\Napnut\Nezavisimo\krip.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).
   
7. Reboot the computer.
   

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