Categories: Trojan

What is “Trojan:Win32/Zapchast.MB!MTB”?

The Trojan:Win32/Zapchast.MB!MTB 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:Win32/Zapchast.MB!MTB virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Dynamic (imported) function loading detected
  • HTTPS urls from behavior.
  • Unconventionial language used in binary resources: Arabic (Oman)
  • The binary contains an unknown PE section name indicative of packing
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid

How to determine Trojan:Win32/Zapchast.MB!MTB?


File Info:

name: 22565F98B4A04E44095D.mlwpath: /opt/CAPEv2/storage/binaries/21a5ef2b75f30e4294534f75244b7ea7a4622b1709b86a95a050997d4dbb78d8crc32: FEDA8954md5: 22565f98b4a04e44095d3333a1cd46d4sha1: 54f4fe4bf20a1cc3802dcddb508ec74ce1a7a7edsha256: 21a5ef2b75f30e4294534f75244b7ea7a4622b1709b86a95a050997d4dbb78d8sha512: 4c141c0909fd1c67018d9e604aa314515c60ad19ff330076d6a6417d1976fc851f515994d3bcbd54b156b10545c4f4bd684452a5b3a5cae52c389143238561e7ssdeep: 12288:/xnwIjmTbpHpW9AjG+gePWG+4saCuRXeyR8W6szcwG67S+9Gf1NyKDaV:pwDjjngeBsVQ8W3zLG6G+4f9DMtype: PE32 executable (console) Intel 80386, for MS Windowstlsh: T1A1D4BF82F790C8F2D26B573E246697361F3DE8154B05CEDBF3A41D14EE206E259326CAsha3_384: 5950e9c477194f33a367b9d6fde44d7c92259126e07a3cd848c00238a0b49b322ee6ae2b6932e16ed0c73cb166350775ep_bytes: e847050000e974feffff3b0d14204500timestamp: 2021-11-20 12:40:56

Version Info:

CompanyName: AnyDocFileDescription: AnyDocFileVersion: 1.3.1.3InternalName: AnyDoc.exeLegalCopyright: Hex-Rays SAOriginalFilename: AnyDoc.exeProductName: AnyDocProductVersion: 1.3.1.3Translation: 0x041f 0x04b0

Trojan:Win32/Zapchast.MB!MTB also known as:

Bkav W32.AIDetect.malware2
Lionic Trojan.Win32.Zapchast.4!c
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKDZ.81157
FireEye Generic.mg.22565f98b4a04e44
CAT-QuickHeal Trojan.ZapchastRI.S25215892
McAfee GenericRXQY-KC!22565F98B4A0
Cylance Unsafe
Zillya Downloader.Agent.Win32.455704
Sangfor Trojan.Win32.Zapchast.gen
K7AntiVirus Trojan-Downloader ( 0058a7cc1 )
Alibaba TrojanDownloader:Win32/Zapchast.0cf1f958
K7GW Trojan-Downloader ( 0058a7cc1 )
BitDefenderTheta Gen:NN.ZexaF.34084.Nu0@aSJHdXgO
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/TrojanDownloader.Agent.FZK
TrendMicro-HouseCall TROJ_GEN.R002C0WL221
Paloalto generic.ml
Kaspersky HEUR:Trojan.Win32.Zapchast.gen
BitDefender Trojan.GenericKDZ.81157
Avast Win32:DropperX-gen [Drp]
Tencent Malware.Win32.Gencirc.10cf9052
Ad-Aware Trojan.GenericKDZ.81157
Emsisoft Trojan.GenericKDZ.81157 (B)
DrWeb Trojan.PWS.Stealer.31727
TrendMicro TROJ_GEN.R002C0WL221
McAfee-GW-Edition BehavesLike.Win32.Generic.jc
Sophos Mal/Generic-S
Ikarus Trojan-Downloader.Win32.Agent
GData Trojan.GenericKDZ.81157
Jiangmin Trojan.Zapchast.adx
Avira TR/Crypt.XPACK.Gen7
MAX malware (ai score=81)
Antiy-AVL Trojan/Generic.ASMalwS.34DCB1E
Gridinsoft Ransom.Win32.Sabsik.sa
Arcabit Trojan.Generic.D13D05
APEX Malicious
Microsoft Trojan:Win32/Zapchast.MB!MTB
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win.Generic.R456588
VBA32 BScope.Backdoor.Mokes
ALYac Trojan.GenericKDZ.81157
Malwarebytes Trojan.Downloader
Yandex Trojan.Zapchast!4Wy58wB6I4o
SentinelOne Static AI – Suspicious PE
Fortinet W32/Agent.FZK!tr.dldr
AVG Win32:DropperX-gen [Drp]
Panda Trj/GdSda.A
CrowdStrike win/malicious_confidence_100% (W)

How to remove Trojan:Win32/Zapchast.MB!MTB?

  • 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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