Backdoor.Win32.Farfli_218aeda647
HEUR:Trojan.Win32.Generic (Kaspersky), Trojan.Win32.Rimecud.di (v) (VIPRE), Virus.Win32.Cryptor!IK (Emsisoft), Backdoor.Win32.Farfli.FD, Trojan.Win32.Rimecud.FD, GenericAutorunWorm.YR, BackdoorFarfli.YR, mzpefinder_pcap_file.YR (Lavasoft MAS)
Behaviour: Trojan, Backdoor, Worm, Virus, WormAutorun
The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.
MD5: 218aeda647fca48822aa29b1034c14db
SHA1: fe40ec435689bfd16192c43ce3f9ba2ada1034fb
SHA256: c3091e0a18959b317eeedfd23dcfaeeaf8069092eb12d034e176f22a137284a4
SSDeep: 1536:D6AjZn1TcY/M/TRMjYaxUh/l7ZHpbxvmUB8DufwIW35XQxTD1/E:D6AjZl/gaxUhZtpbxeUB4I3l1/E
Size: 83179 bytes
File type: EXE
Platform: WIN32
Entropy: Not Packed
PEID: Armadillov171, MicrosoftVisualC, MicrosoftVisualCv50v60MFC, MicrosoftVisualC50, UPolyXv05_v6
Company: SummerSoft
Created at: 2008-12-16 21:36:14
Summary:
Backdoor. Malware that enables a remote control of victim's machine.
Payload
| Behaviour | Description |
|---|---|
| WormAutorun | A worm can spread via removable drives. It writes its executable and creates "autorun.inf" scripts on all removable drives. The autorun script will execute the Backdoor's file once a user opens a drive's folder in Windows Explorer. |
Process activity
The Backdoor creates the following process(es):
The Backdoor injects its code into the following process(es):
059.exe:1768
File activity
Registry activity
The process 059.exe:1768 makes changes in a system registry.
The Backdoor creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "09 F4 D5 1E C5 49 8E AE 51 87 1F 32 A1 BE 58 26"
To automatically run itself each time Windows is booted, the Backdoor adds the following link to its file to the system registry autorun key:
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"weby" = "%System%\joloceg.exe"
Network activity (URLs)
| URL | IP |
|---|---|
| hxxp://213.155.71.180/kiar.exe (Malicious) |  |
| loca.betrule.com |  173.203.237.48 |
Rootkit activity
No anomalies have been detected.
Propagation
A worm can spread via removable drives. It writes its executable and creates "autorun.inf" scripts on all removable drives. The autorun script will execute the Backdoor's file once a user opens a drive's folder in Windows Explorer.
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 the original Backdoor's process (How to End a Process With the Task Manager).
- Delete the original Backdoor file.
- Delete the following value(s) in the autorun key (How to Work with System Registry):
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"weby" = "%System%\joloceg.exe" - Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
- Find and delete all copies of the worm's file together with "autorun.inf" scripts on removable drives.
- Reboot the computer.
*Manual removal may cause unexpected system behaviour and should be performed at your own risk.
