Trojan.Generic.9585003 (BitDefender), Trojan.Win32.Generic!BT (VIPRE), Trojan.Hosts.17111 (DrWeb), Trojan.Generic.9585003 (B) (Emsisoft), Artemis!7EC002FAC8D4 (McAfee), WS.Reputation.1 (Symantec), Trojan.SuspectCRC (Ikarus), Trojan.Generic.9585003 (FSecure), Worm.Win32.AutoIt.FD, WormAutoItGen.YR (Lavasoft MAS)Behaviour: Trojan, Worm
The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.
Summary
MD5: 7ec002fac8d4b5eb36eb7340a77f4444
SHA1: 01d342d4d8a91c14229b050ecedc30db6596f8a5
SHA256: 55938227f0c84ab510b58d0d810608cb6e1c56d58ccdf4db5a4c0fa429d7d510
SSDeep: 49152:6JZoQrbTFZY1ianJWM NOFoIpqy26oIpqf:6trbTA1AM Nsony26onf
Size: 1834576 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: 2012-01-29 23:32:28
Analyzed on: WindowsXP SP3 32-bit
Summary: Worm. A program that is primarily replicating on networks or removable drives.
Dynamic Analysis
Payload
No specific payload has been found.
Process activity
The Worm creates the following process(es):
winmodule.exe:500
%original file name%.exe:1860
The Worm injects its code into the following process(es):No processes have been created.
File activity
The process %original file name%.exe:1860 makes changes in the file system.
The Worm creates and/or writes to the following file(s):
%System%\winupdater.exe (7185 bytes)
%System%\winmodule.exe (8585 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\tjncotc (2017 bytes)
%System%\drivers\etc\hosts (32 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\aut3.tmp (3465 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\aut1.tmp (980 bytes)
%System%\drivers\etc\hosts_backup (734 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\aut2.tmp (5833 bytes)
The Worm deletes the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\aut1.tmp (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\tjncotc (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\aut2.tmp (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\aut3.tmp (0 bytes)
Registry activity
The process winmodule.exe:500 makes changes in the system registry.
The Worm creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "CF 2D B7 53 6E 07 A0 A5 84 E1 02 85 7D 06 7E 78"
[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\MountPoints2\{c155cd75-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
The process %original file name%.exe:1860 makes changes in the system registry.
The Worm creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "14 35 29 C8 27 B6 42 BE 24 95 E0 4E 9E 61 1B 94"
[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\MountPoints2\{c155cd75-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
Network activity (URLs)
No activity has been detected.
HOSTS file anomalies
The Worm modifies "%System%\drivers\etc\hosts" file which is used to translate DNS entries to IP addresses. The modified file is 766 bytes in size. The following strings are added to the hosts file listed below:
| 127.0.0.1 | www.blockscape.com |
Rootkit activity
No anomalies have been detected.
Propagation
Removals
Remove it with Ad-Aware
- Click (here) to download and install Ad-Aware Free Antivirus.
- Update the definition files.
- Run a full scan of your computer.
Manual removal*
- Terminate malicious process(es) (How to End a Process With the Task Manager):
winmodule.exe:500
%original file name%.exe:1860 - Delete the original Worm file.
- Delete or disinfect the following files created/modified by the Worm:
%System%\winupdater.exe (7185 bytes)
%System%\winmodule.exe (8585 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\tjncotc (2017 bytes)
%System%\drivers\etc\hosts (32 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\aut3.tmp (3465 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\aut1.tmp (980 bytes)
%System%\drivers\etc\hosts_backup (734 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\aut2.tmp (5833 bytes) - Restore the original content of the HOSTS file (%System%\drivers\etc\hosts): 127.0.0.1 localhost