UDS:Backdoor.MSIL.Convagent (file analysis)

The UDS:Backdoor.MSIL.Convagent 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.

What UDS:Backdoor.MSIL.Convagent virus can do?

• Behavioural detection: Executable code extraction – unpacking
• CAPE extracted potentially suspicious content
• Drops a binary and executes it
• Unconventionial binary language: Russian
• Unconventionial language used in binary resources: Russian
• The binary likely contains encrypted or compressed data.
• Authenticode signature is invalid
• CAPE detected the RedLine malware family
• Deletes executed files from disk
• Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine UDS:Backdoor.MSIL.Convagent?

File Info:
name: 3B9A65553451675FE1FD.mlwpath: /opt/CAPEv2/storage/binaries/62e22c5cef8ecbb5f723dc6ed2b21f237f4794d97d38218bd21cda38b89bef95crc32: 12A368BCmd5: 3b9a65553451675fe1fdc44dba6e6be9sha1: 2f0a22dac8da4082a0783c88141c70d08cb5c186sha256: 62e22c5cef8ecbb5f723dc6ed2b21f237f4794d97d38218bd21cda38b89bef95sha512: c73f1a10b88c445f97edd3b77d33c2c62c82b95b7531c4b52dd113295a857445e9dc88e8859dc2262d5fa2ca71c443dda6b3e19719aab471c2002401c84ba1a0ssdeep: 12288:HMruy907Xxdj0NtCXX56kDXbtGanjjPNvFR+rnCZ6oQ:dyiXxHX5dDbtGanPPNNRSCZEtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T166B40217EAEC8036E8B5177019F70AC3263ABD901A749697234EBC5E0973674A63077Bsha3_384: c0793d383bfe6ef281e6397d8195b2347d4999a13c13b609f3c61e6300ef929b26845169d53aa78b002836c85267f91bep_bytes: e8f0060000e9000000006a5868b87240timestamp: 2022-05-24 22:49:06
Version Info:
CompanyName: Microsoft CorporationFileDescription: Самоизвлечение CAB-файлов Win32                                           FileVersion: 11.00.17763.1 (WinBuild.160101.0800)InternalName: Wextract                LegalCopyright: © Корпорация Майкрософт. Все права защищены.OriginalFilename: WEXTRACT.EXE            .MUIProductName: Internet ExplorerProductVersion: 11.00.17763.1Translation: 0x0419 0x04b0

UDS:Backdoor.MSIL.Convagent also known as:

How to remove UDS:Backdoor.MSIL.Convagent?

• 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.