Categories: Trojan

What is “TrojanDownloader:Win32/Small!F”?

The TrojanDownloader:Win32/Small!F 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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Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What TrojanDownloader:Win32/Small!F virus can do?

  • Executable code extraction
  • Attempts to connect to a dead IP:Port (1 unique times)
  • Creates RWX memory
  • Reads data out of its own binary image
  • Performs some HTTP requests
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • The binary likely contains encrypted or compressed data.
  • Deletes its original binary from disk
  • Creates a hidden or system file
  • Attempts to modify proxy settings
  • Creates a copy of itself
  • Anomalous binary characteristics

Related domains:

xh98123.xyz

How to determine TrojanDownloader:Win32/Small!F?


File Info:

crc32: 2D4896CBmd5: 9d75edd2e4b5333766c167fa89ce2da5name: 9D75EDD2E4B5333766C167FA89CE2DA5.mlwsha1: 7ec739a590867406d6983715eb5be9377bd4b74esha256: 3d87ac0ba627cc9a6a6abad08100cedd57e79edc1424d7868b021ef012c5bb0asha512: 70bf42cfbd76d8124a9a1bf1c279ba0b150ea48602523c0c03160b914777a035254493f311e2b929f9091781421c1afd06e5f1b0e7ebb619f6ce1a6b3a9e13bbssdeep: 12288:KHNRi1bRG6zj/AGZSdwtJGSwsNb6b3zB6eKo7Mm423NN/ut9:KHNRi1bnAGdvbTuPo9LUNN/c9type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

TrojanDownloader:Win32/Small!F also known as:

Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 00405dcf1 )
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
Alibaba Trojan:Win32/EncPk.2de2e4b2
K7GW Trojan ( 00405dcf1 )
Cybereason malicious.590867
Cyren W32/RLPacked.B.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Packed.FlyStudio.AA potentially unwanted
APEX Malicious
Avast Win32:Evo-gen [Susp]
Kaspersky VHO:Trojan-Dropper.Win32.Dapato.gen
Sophos ML/PE-A + Mal/EncPk-EY
BitDefenderTheta Gen:NN.ZexaF.34738.Fi0aaK5Scwhb
TrendMicro TROJ_GEN.R005C0DF821
McAfee-GW-Edition BehavesLike.Win32.VirRansom.hc
FireEye Generic.mg.9d75edd2e4b53337
SentinelOne Static AI – Malicious PE
Avira HEUR/AGEN.1135143
eGambit Unsafe.AI_Score_100%
Microsoft TrojanDownloader:Win32/Small.gen!F
Gridinsoft Malware.Win32.Gen.bot!se16488
GData Win32.Application.PUPStudio.A
Acronis suspicious
McAfee Artemis!9D75EDD2E4B5
VBA32 BScope.Trojan.Tonmye
Malwarebytes Malware.AI.3715089396
TrendMicro-HouseCall TROJ_GEN.R005C0DF821
Rising Malware.Heuristic!ET#98% (RDMK:cmRtazqMqOXtyOguEuM2rKiInz7X)
Yandex Packed/RLPack
MaxSecure Dropper.Dinwod.frindll
Fortinet W32/CoinMiner.BELF!tr
AVG Win32:Evo-gen [Susp]

How to remove TrojanDownloader:Win32/Small!F?

  • 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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