Categories: Malware

Win32:AutoIt-BYV [Trj] removal guide

The Win32:AutoIt-BYV [Trj] 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 Win32:AutoIt-BYV [Trj] virus can do?

  • Unconventionial language used in binary resources: Arabic
  • The binary contains an unknown PE section name indicative of packing
  • The executable is compressed using UPX
  • Authenticode signature is invalid

How to determine Win32:AutoIt-BYV [Trj]?


File Info:

name: 83C1EF5A2D7EA8B1AF52.mlwpath: /opt/CAPEv2/storage/binaries/34ce8f19045b5a70378c6fcede8d7d3f50e0f2b7ac2e2c64d8af5a7e3ba42d15crc32: 869C8414md5: 83c1ef5a2d7ea8b1af5266a1f66a910fsha1: 8daca0fa6d4fa1976e314051241763a724e49fd8sha256: 34ce8f19045b5a70378c6fcede8d7d3f50e0f2b7ac2e2c64d8af5a7e3ba42d15sha512: 1bd84fda276d7d0adbd834a47f9b4eb99d4a80246ef8d404ea28b1a1e834d1925c7fa58db4d8c283cf6a561d51374b54c0272c331af41779d0a0401b4abb46b7ssdeep: 3072:9ORlK/YAXPQGRc34RLF3/L6SKAO7p7TP4Wr0rjrHrJroEv:9qK/RPQGRc3+vLrKAqlD7r0rjrHrJrtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1DAF3292AF715048ADA5DA17136878FF354B378489B4F11C933A873AABC39E12453DB1Bsha3_384: 1db8a987c88f56745947ad90d0f74411bad697e298062f6f51129b801bd27917e7ca9dead1dfcc2b39607cbadbb0f2f3ep_bytes: 60be00b044008dbe0060fbff5783cdfftimestamp: 2011-06-16 19:47:22

Version Info:

Translation: 0x0409 0x04b0CompanyName: ProductName: FileVersion: 1.00ProductVersion: 1.00InternalName: stubOriginalFilename: stub.bin

Win32:AutoIt-BYV [Trj] also known as:

Bkav W32.AIDetect.malware1
tehtris Generic.Malware
MicroWorld-eScan Gen:Trojan.Heur.km0@!Z8Im9fO
FireEye Generic.mg.83c1ef5a2d7ea8b1
ALYac Gen:Trojan.Heur.km0@!Z8Im9fO
Cylance Unsafe
Sangfor Suspicious.Win32.Save.a
Cybereason malicious.a2d7ea
Baidu Win32.Worm.Agent.y
Elastic malicious (moderate confidence)
APEX Malicious
ClamAV Win.Packed.Shakblades-9811684-0
BitDefender Gen:Trojan.Heur.km0@!Z8Im9fO
Avast Win32:AutoIt-BYV [Trj]
Ad-Aware Gen:Trojan.Heur.km0@!Z8Im9fO
Comodo Packed.Win32.MUPX.Gen@24tbus
McAfee-GW-Edition BehavesLike.Win32.BadFile.cm
Trapmine malicious.moderate.ml.score
Sophos ML/PE-A
Ikarus P2P-Worm.Win32.BlackControl
GData Gen:Trojan.Heur.km0@!Z8Im9fO
Avira TR/Crypt.ULPM.Gen
Microsoft Trojan:Win32/Wacatac.B!ml
AhnLab-V3 Worm/Win32.Shakblades.R23899
McAfee Artemis!83C1EF5A2D7E
MAX malware (ai score=88)
SentinelOne Static AI – Malicious PE
Fortinet W32/ULPM.16C0!tr
BitDefenderTheta AI:Packer.A76983D21C
AVG Win32:AutoIt-BYV [Trj]
CrowdStrike win/malicious_confidence_90% (D)

How to remove Win32:AutoIt-BYV [Trj]?

  • 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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