Categories: Trojan

How to remove “MSIL/TrojanDownloader.Small.CFB”?

The MSIL/TrojanDownloader.Small.CFB 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 MSIL/TrojanDownloader.Small.CFB virus can do?

  • Network activity detected but not expressed in API logs
  • Anomalous binary characteristics

How to determine MSIL/TrojanDownloader.Small.CFB?


File Info:

crc32: D895C182md5: e9e82c08b5c97bbbc5a8d479fed26c38name: 170711708.exesha1: 52cce15ccca5d109565b5119724fc54efafdd324sha256: bc8d66b7470988aaa0b2ae8861e68961ec8a2c22ac3eccaf3497c72fc82578b3sha512: cfe59995ec9d0800598415dff471eb4ec2c87572670952ff43c6bbd567f0fc14775b25ce05716dd1b549ca993f8a5bef515fc989b964ed89e633112f93f018acssdeep: 384:531oH4HqDkb9tOX1Pds7nCTa2pe18UM2:p1oH4KDkb9tGO7Cx08etype: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: Assembly Version: 0.0.0.0InternalName: Howso.exeFileVersion: 0.0.0.0ProductVersion: 0.0.0.0FileDescription: OriginalFilename: Howso.exe

MSIL/TrojanDownloader.Small.CFB also known as:

FireEye Generic.mg.e9e82c08b5c97bbb
Cylance Unsafe
Sangfor Malware
K7AntiVirus Trojan ( 0056879b1 )
K7GW Trojan ( 0056879b1 )
Cybereason malicious.ccca5d
BitDefenderTheta Gen:NN.ZemsilF.34128.cm2@aqgKthp
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:MalwareX-gen [Trj]
Kaspersky UDS:DangerousObject.Multi.Generic
Endgame malicious (high confidence)
F-Secure Trojan.TR/Dropper.Gen
Invincea heuristic
Avira TR/Dropper.Gen
ZoneAlarm UDS:DangerousObject.Multi.Generic
Microsoft Trojan:Win32/Wacatac.C!ml
Cynet Malicious (score: 100)
ESET-NOD32 a variant of MSIL/TrojanDownloader.Small.CFB
SentinelOne DFI – Malicious PE
AVG Win32:MalwareX-gen [Trj]
CrowdStrike win/malicious_confidence_100% (D)

How to remove MSIL/TrojanDownloader.Small.CFB?

  • 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.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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