About “Trojan:Win32/Cefyns!A” infection

The Trojan:Win32/Cefyns!A 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 Trojan:Win32/Cefyns!A virus can do?

• 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
• Yara detections observed in process dumps, payloads or dropped files

How to determine Trojan:Win32/Cefyns!A?

File Info:
name: 6477C8545DBEE360E227.mlw
path: /opt/CAPEv2/storage/binaries/bca50f3763975b6a7dde180f16ce54613de51d12a6a0b32435983b39db528ed7
crc32: B409F941
md5: 6477c8545dbee360e227caff7b80c38e
sha1: caa50d0c9e125e533e1b70d74c9ecd53bc51fc8e
sha256: bca50f3763975b6a7dde180f16ce54613de51d12a6a0b32435983b39db528ed7
sha512: 8c9ac16909b25132e2419fcd683ee81da9b7e6ad0cb4aa17a8745be817fa59a55b0ec26574240a114480bacf410ea3a78f079a19a30d174d9522dafbe2a960f5
ssdeep: 1536:2uf+8/PGnWYJJuVbK8+trXY+LxishYzaDiUQExbO+y:7GnWkDX3tYzaDpQwbLy
type: PE32 executable (DLL) (GUI) Intel 80386, for MS Windows
tlsh: T14263F191FB85DA05CC7615B90CAF86C02E6BEC214F18DF0BB29C7ACF2B7C2446651352
sha3_384: 6dbd8c439fdbdc3249f68638652780780d2a274c17dcfa29b87e4b6d61109ad0105c8927d7ca53cda793aa61eb2d05ef
ep_bytes: 807c2408010f85c201000060be008001
timestamp: 2008-05-04 16:10:23

Version Info:
CompanyName: 
FileDescription: MsCmp1 Module
FileVersion: 1, 0, 0, 1
InternalName: MsCmp1
LegalCopyright: Copyright 2005
OriginalFilename: MsCmp1.DLL
ProductName: MsCmp1 Module
ProductVersion: 1, 0, 0, 1
OLESelfRegister: 
Translation: 0x0409 0x04b0

Trojan:Win32/Cefyns!A also known as:

How to remove Trojan:Win32/Cefyns!A?

• 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.