Susp_Dropper (Kaspersky), LooksLike.Win32.Malware!B (v) (VIPRE), Email-Worm.Win32.Brontok!IK (Emsisoft), Virus.Win32.Duel.FD, GenericEmailWorm.YR, GenericIRCBot.YR (Lavasoft MAS)Behaviour: Worm, Email-Worm, EmailWorm, Virus, IRCBot
The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.
Summary
MD5: 18117956d52c20ad6f9623a17c4d5324
SHA1: 4566477faa6ad64caf52e2f14efff3d3c60cad3c
SHA256: 44e92149c0398120b3c0e0c2d09f37062330c8fa205bf6df71b5839c9c6d260d
SSDeep: 1536:3O7hR2Z nAsIk zZwr9Texox1sMHz6Las0:Y2 ndiGrtex
Size: 61952 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: no data
Summary: Virus. A program that recursively replicates a possibly evolved copy of itself.
Dynamic Analysis
Payload
Behaviour | Description |
---|---|
EmailWorm | Worm can send e-mails. |
IRCBot | A bot can communicate with command and control servers via IRC channel. |
Process activity
The Virus creates the following process(es):
dwwin.exe:1456
18117956d52c20ad6f9623a17c4d5324.exe:1516
The Virus injects its code into the following process(es):
aiyiyqy.cmd:1316
File activity
The process dwwin.exe:1456 makes changes in a file system.
The Virus creates and/or writes to the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\B3552.dmp (71707 bytes)
The process 18117956d52c20ad6f9623a17c4d5324.exe:1516 makes changes in a file system.
The Virus creates and/or writes to the following file(s):
%WinDir%\xwrm.exe (61 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\bzzzar.ibyi.yrr (61 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\35de_appcompat.txt (6214 bytes)
D:\aiyiyqy.cmd (19 bytes)
The process aiyiyqy.cmd:1316 makes changes in a file system.
The Virus creates and/or writes to the following file(s):
%System%\WindowsUpdt.exe (19 bytes)
Registry activity
The process dwwin.exe:1456 makes changes in a system registry.
The Virus creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "A8 54 77 DD 0B 9B 08 74 D4 03 8C 63 01 2D CC 7F"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cookies" = "%Documents and Settings%\%current user%\Cookies"
[HKLM\System\CurrentControlSet\Hardware Profiles\0001\Software\Microsoft\windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"
[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\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"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path1]
"CacheLimit" = "65452"
[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]
"Directory" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common AppData" = "%Documents and Settings%\All Users\Application Data"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path4]
"CacheLimit" = "65452"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path4]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache4"
[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]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections]
"SavedLegacySettings" = "3C 00 00 00 17 00 00 00 01 00 00 00 00 00 00 00"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cache" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CacheLimit" = "65452"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Personal" = "%Documents and Settings%\%current user%\My Documents"
Proxy settings are disabled:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"
The Virus deletes the following value(s) in system registry:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"AutoConfigURL"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"ProxyServer"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"ProxyOverride"
The process 18117956d52c20ad6f9623a17c4d5324.exe:1516 makes changes in a system registry.
The Virus creates and/or sets the following values in system registry:
To automatically run itself each time Windows is booted, the Virus adds the following link to its file to the system registry autorun key:
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"x32x" = "%WinDir%\xwrm.exe"
The Virus deletes the following registry key(s):
[HKLM\SOFTWARE\Microsoft\PCHealth\ErrorReporting\DW]
The Virus deletes the following value(s) in system registry:
[HKLM\SOFTWARE\Microsoft\PCHealth\ErrorReporting\DW]
"DWFileTreeRoot"
The process aiyiyqy.cmd:1316 makes changes in a system registry.
The Virus creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "96 D8 B4 63 89 BD E2 B8 63 59 5C 32 88 7D 9A 54"
To automatically run itself each time Windows is booted, the Virus adds the following link to its file to the system registry autorun key:
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"WihdowsUpdate" = "%System%\WindowsUpdt.exe"
Network activity (URLs)
No activity has been detected.
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):
dwwin.exe:1456
18117956d52c20ad6f9623a17c4d5324.exe:1516 - Delete the original Virus file.
- Delete or disinfect the following files created/modified by the Virus:
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\B3552.dmp (71707 bytes)
%WinDir%\xwrm.exe (61 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\bzzzar.ibyi.yrr (61 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\35de_appcompat.txt (6214 bytes)
D:\aiyiyqy.cmd (19 bytes)
%System%\WindowsUpdt.exe (19 bytes) - Delete the following value(s) in the autorun key (How to Work with System Registry):
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"x32x" = "%WinDir%\xwrm.exe"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"WihdowsUpdate" = "%System%\WindowsUpdt.exe" - Reboot the computer.