About “Sirefef.2846” infection

The Sirefef.2846 is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What Sirefef.2846 virus can do?

• Behavioural detection: Executable code extraction – unpacking
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Dynamic (imported) function loading detected
• Enumerates running processes
• CAPE extracted potentially suspicious content
• The binary contains an unknown PE section name indicative of packing
• The binary likely contains encrypted or compressed data.
• The executable is compressed using UPX
• Authenticode signature is invalid
• Behavioural detection: Injection (inter-process)
• Tries to unhook or modify Windows functions monitored by Cuckoo

How to determine Sirefef.2846?

File Info:
name: C13970370C0C1A9FC4B0.mlw
path: /opt/CAPEv2/storage/binaries/259aa7e7289e12ba9820e6d0e556b06f15aa089528ac0efc9ee782e47ae2ed2c
crc32: F30C8BA3
md5: c13970370c0c1a9fc4b02814dcdd049f
sha1: 5519bac2bff6ad98b957460808f7e9ba40394665
sha256: 259aa7e7289e12ba9820e6d0e556b06f15aa089528ac0efc9ee782e47ae2ed2c
sha512: 20391700a7860a736b67107181834086b41e5bd45d6b5e68fe25dc86c9df1b6be431fdfb334393d8ea9d66242abc9587771ddb9dd730acac047533f63bd491d9
ssdeep: 6144:BvQq5BV8iCkClwnn9tiG9lKnWATDEE7oaMi29w6+hqNstIxAH9aApgtFWA:BvTfCwnnVeTICh2w6SqNsWxa9aIgt
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1146423C7603D41EBEF50313796295BF1729B6CDAFE99D9A30C8B2674C1BC028CE95181
sha3_384: d854dcac33e375ae271409ea29afb96c7b2121fc4404a1543572aa3b2bf382c2e9e9250a02c4e996f13a6bdd5443cee1
ep_bytes: 60be001049008dbe0000f7ff57eb0b90
timestamp: 2004-07-31 21:51:47

Version Info:
CompanyName: Thru Nuance
FileDescription: Kin Tanks Ebb
FileVersion: 3.3
InternalName: Eflat
LegalCopyright: Copyright © Ali Level 1998-2011
OriginalFilename: Bmw.exe
ProductName: Pork
ProductVersion: 3.3
Translation: 0x0409 0x04b0

Sirefef.2846 also known as:

How to remove Sirefef.2846?

• Download and install GridinSoft Anti-Malware.
• Open GridinSoft Anti-Malware and perform a “Standard scan“.
• “Move to quarantine” all items.
• Open “Tools” tab – Press “Reset Browser Settings“.
• Select proper browser and options – Click “Reset”.
• Restart your computer.