Categories: Malware

Should I remove “ML/PE-A + Mal/VB-F”?

The ML/PE-A + Mal/VB-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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What ML/PE-A + Mal/VB-F virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Dynamic (imported) function loading detected
  • Expresses interest in specific running processes
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Authenticode signature is invalid
  • Installs itself for autorun at Windows startup
  • Attempts to disable or modify Explorer Folder Options
  • Attempts to disable System Restore
  • Attempts to modify Explorer settings to prevent file extensions from being displayed
  • Attempts to modify Explorer settings to prevent hidden files from being displayed

How to determine ML/PE-A + Mal/VB-F?


File Info:

name: 4D4936A23BB09D2837AB.mlwpath: /opt/CAPEv2/storage/binaries/988d93ec279e62476ffa4038de8e6ffbf352f73d61fa45225c8ad4f308c2712acrc32: 6C0D13FCmd5: 4d4936a23bb09d2837aba6984ccd5996sha1: b5178a365a20430cbbad9bebffb52ec7c325114fsha256: 988d93ec279e62476ffa4038de8e6ffbf352f73d61fa45225c8ad4f308c2712asha512: a76b282a3f2f4971d1ba10ab9dc22a19ac9f6c5d580171a7e89472934251a3cf55600041e179ee9852bcd20701872265793dbee6324ad5763c5e6bb1679b1f3dssdeep: 6144:mj1jtjFjrjQjtjFjrjUjQjtjFjrjQjtjFjrjUj8j1jtjFjrjQjtjFjrjUjQjtjF3:ptype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T180569D037B17E01DF624C9395A0645AD63857EA18E037E6BA2213E7B3E375C62E17732sha3_384: 12f6b049b35b98f038ee8b93dc9507a0a676a1221e0a482f38b787baab0a72e37ecfd89401cbb2485644cc42cd81b0c6ep_bytes: 60be007041008dbe00a0feff5783cdfftimestamp: 2006-07-15 11:26:47

Version Info:

Translation: 0x0409 0x04b0ProductName: 4k51k4FileVersion: 1.12.1985ProductVersion: 1.12.1985InternalName: 4K51K4OriginalFilename: 4K51K4.exe

ML/PE-A + Mal/VB-F also known as:

Bkav W32.AIDetect.malware2
Elastic malicious (high confidence)
DrWeb Win32.HLLM.Generic.411
MicroWorld-eScan Gen:Trojan.Heur.@pNfrfA5ltpib
FireEye Generic.mg.4d4936a23bb09d28
CAT-QuickHeal Worm.Ludbaruma.A3
McAfee W32/YahLover.worm.gen.b
Cylance Unsafe
Zillya Worm.Brontok.Win32.1192
Sangfor Trojan.Win32.Save.a
K7AntiVirus Trojan ( 0040f6141 )
K7GW Trojan ( 0040f6141 )
Cybereason malicious.23bb09
BitDefenderTheta AI:Packer.F0175E5C1D
Cyren W32/A-b40369a2!Eldorado
Symantec Trojan Horse
ESET-NOD32 a variant of Win32/VB.ET
TrendMicro-HouseCall WORM_BRONTOK.W
ClamAV Legacy.Trojan.Agent-1388589
Kaspersky Email-Worm.Win32.Brontok.w
BitDefender Gen:Trojan.Heur.@pNfrfA5ltpib
NANO-Antivirus Trojan.Win32.Brontok.eultyo
SUPERAntiSpyware Worm.Brontok
Avast Win32:Brontok-BW [Wrm]
Tencent Worm.Win32.Brontok.d
Ad-Aware Gen:Trojan.Heur.@pNfrfA5ltpib
Emsisoft Gen:Trojan.Heur.@pNfrfA5ltpib (B)
Comodo TrojWare.Win32.Regrun.Q@1gs3xh
Baidu Win32.Worm.VB.k
VIPRE Worm.Win32.Ludbaruma.a (v)
TrendMicro WORM_BRONTOK.W
McAfee-GW-Edition BehavesLike.Win32.Rontokbro.th
Sophos ML/PE-A + Mal/VB-F
Ikarus Trojan.Win32.KillAV
GData Gen:Trojan.Heur.@pNfrfA5ltpib
Jiangmin Worm/Brontok.kd
Avira WORM/Brontok.W.2
Antiy-AVL Trojan/Generic.ASMalwS.9652B5
Arcabit Trojan.Heur.ECF230
ViRobot I-Worm.Win32.A.Brontok.93802[UPX]
Microsoft Trojan:Win32/Sabsik.FL.B!ml
Cynet Malicious (score: 100)
AhnLab-V3 Worm/Win32.VB.R42952
VBA32 Worm.Brontok
ALYac Gen:Trojan.Heur.@pNfrfA5ltpib
MAX malware (ai score=81)
Malwarebytes Worm.Brontok
APEX Malicious
Rising Worm.VBInjectEx!1.99E6 (RDMK:cmRtazqGO6ZWCWyIryIocBP1AcPO)
Yandex I-Worm.Brontok!4gJwN60hfZM
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_88%
Fortinet W32/Brontok.W!worm
AVG Win32:Brontok-BW [Wrm]
Panda Trj/Vilsel.AF

How to remove ML/PE-A + Mal/VB-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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