Categories: Trojan

MSIL/TrojanDownloader.Small.FG removal

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

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Creates RWX memory
  • Guard pages use detected – possible anti-debugging.
  • Dynamic (imported) function loading detected
  • CAPE extracted potentially suspicious content
  • Authenticode signature is invalid
  • Anomalous .NET characteristics

How to determine MSIL/TrojanDownloader.Small.FG?


File Info:

name: FF09ED6C59BBD0ED4D2B.mlwpath: /opt/CAPEv2/storage/binaries/0b2604d47f4a3645337216a9fef814848d9bbc5588286f19627fe7ddf07f41d3crc32: 80D1978Dmd5: ff09ed6c59bbd0ed4d2ba45485417371sha1: ee50131c42eaecc259400ed1a03f81fcbe4d531esha256: 0b2604d47f4a3645337216a9fef814848d9bbc5588286f19627fe7ddf07f41d3sha512: a13ff9173ad27b179f74c976b1355c0f5062dded85918e6de269a71372b02ad6308a87559f9ed6f183a59539c7b1eb9b7c6e194719b750f6f3f672bc5f3e9ffassdeep: 3072:Ab90Wj4EqqDaxZss0mEHUIpQZh9h45Vr:Ab90qLLDMdWnpQZh9h4type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T15BB34951B9D1AB11C21434FADD6194D1423A2D8A6E01C713B6787B1F3EB20E7DFA32ADsha3_384: d3bbcd7a453e6386e38abc7a07b3ad19c1adb5f34a28d6332794d29e4b421ac9cc8e2b8d1c939816337e555dbcb14df8ep_bytes: ff250020400000000000000000000000timestamp: 2022-04-24 01:12:51

Version Info:

Translation: 0x0000 0x04b0FileDescription: FileVersion: 0.0.0.0InternalName: 123.exeLegalCopyright: OriginalFilename: 123.exeProductVersion: 0.0.0.0Assembly Version: 0.0.0.0

MSIL/TrojanDownloader.Small.FG also known as:

Bkav W32.AIDetectNet.01
MicroWorld-eScan Gen:Variant.Barys.14335
FireEye Generic.mg.ff09ed6c59bbd0ed
ALYac Gen:Variant.Barys.14335
Cylance Unsafe
Sangfor Suspicious.Win32.Save.a
K7AntiVirus Trojan-Downloader ( 004d89951 )
K7GW Trojan-Downloader ( 004d89951 )
Cybereason malicious.c59bbd
BitDefenderTheta Gen:NN.ZemsilF.34638.gm0@amdtlwl
Symantec ML.Attribute.HighConfidence
Elastic malicious (high confidence)
ESET-NOD32 a variant of MSIL/TrojanDownloader.Small.FG
TrendMicro-HouseCall TROJ_GEN.R014C0PDR22
Kaspersky HEUR:Trojan-Downloader.Win32.Generic
BitDefender Gen:Variant.Barys.14335
SUPERAntiSpyware Trojan.Agent/Gen-Injector
Avast Win32:DropperX-gen [Drp]
Tencent Win32.Trojan-downloader.Generic.Edxh
Ad-Aware Gen:Variant.Barys.14335
Emsisoft Gen:Variant.Barys.14335 (B)
TrendMicro TROJ_GEN.R014C0PDR22
McAfee-GW-Edition BehavesLike.Win32.Generic.cm
SentinelOne Static AI – Malicious PE
Sophos Mal/Generic-S
APEX Malicious
Avira TR/Dropper.MSIL.Gen
Microsoft Trojan:Win32/Sabsik.FL.B!ml
GData Gen:Variant.Barys.14335
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.RL_Generic.C4001487
Acronis suspicious
McAfee GenericRXGG-ZY!FF09ED6C59BB
MAX malware (ai score=84)
Malwarebytes Backdoor.Agent.PGen
Rising Trojan.Generic/MSIL@AI.90 (RDM.MSIL:HCctko+r1KZmd2Vl0kI8bA)
Ikarus Trojan-Downloader.MSIL.Small
MaxSecure Trojan.Malware.300983.susgen
Fortinet MSIL/Generic.AP.AC4EA!tr
AVG Win32:DropperX-gen [Drp]
Panda Trj/GdSda.A
CrowdStrike win/malicious_confidence_100% (W)

How to remove MSIL/TrojanDownloader.Small.FG?

  • 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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