Categories: Trojan

Trojan.Heur.KS.3 (file analysis)

The Trojan.Heur.KS.3 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.Heur.KS.3 virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Behavioural detection: Injection (inter-process)
  • Attempts to modify Explorer settings to prevent hidden files from being displayed
  • Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine Trojan.Heur.KS.3?


File Info:

name: 0A66A9C7B269D3003678.mlwpath: /opt/CAPEv2/storage/binaries/f9dd207ef4345fb95e7c397f929bae3e01671613b441ccaf00444f320192994acrc32: 825B5E67md5: 0a66a9c7b269d30036785ce7f50df4besha1: c271db5ce95a244ac392ef596d21175e9bef7882sha256: f9dd207ef4345fb95e7c397f929bae3e01671613b441ccaf00444f320192994asha512: 1b2bfff04355922dccf4754785f2c015fd02e7b83f455a4623201756e1032859cf1b0720df54c575240e95ced1ed5b648868c10d9f277262bcebdabf4de5da8fssdeep: 3072:C4OzG5gnaOdmLGeCfcpwA5f3CEoEtUMbfkES:jOzEOK7cKiED55Stype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T192549523A78306C8D4194DF531C2F3C959B930E6BD222887DB111267ED6AF92876D4FEsha3_384: a6d9037546688e187d1cd93d413fee5155685744387ceafe6f3b578ce602bfaa35239073c87ec727b36f8b3cc721bddeep_bytes: 6880114000e8f0ffffff000000000000timestamp: 2011-01-03 05:23:12

Version Info:

Translation: 0x0409 0x04b0CompanyName: wxKDb5440ProductName: wxKDb94FileVersion: 6.62ProductVersion: 6.62InternalName: wxKDb5440OriginalFilename: wxKDb5440.exe

Trojan.Heur.KS.3 also known as:

Bkav W32.AIDetectMalware
Lionic Worm.Win32.Vobfus.ln1d
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Trojan.Heur.KS.3
FireEye Generic.mg.0a66a9c7b269d300
CAT-QuickHeal Worm.VobfusMF.S23976402
ALYac Gen:Trojan.Heur.KS.3
Malwarebytes Generic.Worm.AutoRun.DDS
VIPRE Gen:Trojan.Heur.KS.3
Sangfor Suspicious.Win32.Save.a
K7AntiVirus Trojan ( 001f4fd51 )
K7GW Trojan ( 001f4fd51 )
Cybereason malicious.7b269d
BitDefenderTheta AI:Packer.D50CF73914
VirIT Trojan.Win32.VBCrypt.CGX
Cyren W32/VB.BR.gen!Eldorado
Symantec W32.Changeup!gen10
tehtris Generic.Malware
ESET-NOD32 Win32/AutoRun.Agent.ZQ
APEX Malicious
ClamAV Win.Trojan.Changeup-6169544-0
Kaspersky Worm.Win32.Vobfus.dhed
BitDefender Gen:Trojan.Heur.KS.3
NANO-Antivirus Trojan.Win32.Dorifel.cniokr
Avast Win32:AutoRun-BSZ [Trj]
Tencent Worm.Win32.Vobfus.fa
Sophos Mal/Vobfus-E
Baidu Win32.Worm.AutoRun.cj
F-Secure Trojan.TR/Patched.Ren.Gen
DrWeb Win32.HLLW.Autoruner.42070
TrendMicro WORM_VOBFUS.SMIA
McAfee-GW-Edition BehavesLike.Win32.Downloader.dz
Trapmine malicious.high.ml.score
Emsisoft Gen:Trojan.Heur.KS.3 (B)
SentinelOne Static AI – Malicious PE
GData Gen:Trojan.Heur.KS.3
Jiangmin Trojan/VBKrypt.hart
Google Detected
Avira TR/Patched.Ren.Gen
MAX malware (ai score=81)
Antiy-AVL Worm/Win32.WBNA.gen
Xcitium Worm.Win32.VB.brj@2op91r
Arcabit Trojan.Heur.KS.3
ViRobot Trojan.Win32.A.VBKrypt.221184.E
ZoneAlarm Worm.Win32.Vobfus.dhed
Microsoft Worm:Win32/Vobfus.gen!E
Cynet Malicious (score: 100)
AhnLab-V3 Worm/Win32.VBNA.R5685
McAfee Downloader-CJX.gen.n
VBA32 SScope.Trojan.VB.01247
Cylance unsafe
Panda Trj/Genetic.gen
TrendMicro-HouseCall WORM_VOBFUS.SMIA
Rising Trojan.VB!1.99F7 (CLASSIC)
Yandex Trojan.GenAsa!67+acRNxNBI
Ikarus Trojan.Win32.VBKrypt
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/AutoRun.XM!worm
AVG Win32:AutoRun-BSZ [Trj]
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_100% (D)

How to remove Trojan.Heur.KS.3?

  • 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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