Categories: Backdoor

Backdoor:Win32/Zegost.KM!MTB malicious file

The Backdoor:Win32/Zegost.KM!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 Backdoor:Win32/Zegost.KM!MTB virus can do?

  • Executable code extraction
  • Attempts to connect to a dead IP:Port (1 unique times)
  • Creates RWX memory
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • Drops a binary and executes it
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic
  • Performs some HTTP requests
  • The binary likely contains encrypted or compressed data.
  • Uses Windows utilities for basic functionality
  • Installs itself for autorun at Windows startup
  • Creates a copy of itself
  • Anomalous binary characteristics
  • Uses suspicious command line tools or Windows utilities

Related domains:

z.whorecord.xyz
a.tomx.xyz
mip.chinaz.com

How to determine Backdoor:Win32/Zegost.KM!MTB?


File Info:

crc32: 8BF6E07Dmd5: c980bd2e687ae9225ae03349504938f2name: C980BD2E687AE9225AE03349504938F2.mlwsha1: a0e9588d72bf6cc07e990506263bc51890f89ba9sha256: 195ba1d94f34025ee3003b6f6a7618d6237277e18a79a546d9a788a75052c301sha512: 1184be3cd5b2a58c219b63cd5e87ddfd9ef4b8bb096cd84eaa5f81df539d1d03eddaca48fe62ac1ea245e79080be51cb5174f008ab80871a8a3eb16a3a3c8a19ssdeep: 12288:2m0+bHyruxEYpBP0QlX7qKm4uZtNeugNvhAVbGM4eTBwSXnN:NREsuZtN7gygeVwSXNtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 1999InternalName: SampleWzdFileVersion: 1, 0, 0, 1CompanyName: LegalTrademarks: ProductName: SampleWzd ApplicationProductVersion: 1, 0, 0, 1FileDescription: SampleWzd MFC ApplicationOriginalFilename: SampWzd.EXETranslation: 0x0409 0x04b0

Backdoor:Win32/Zegost.KM!MTB also known as:

Elastic malicious (high confidence)
MicroWorld-eScan Trojan.Agent.FCBK
FireEye Trojan.Agent.FCBK
CAT-QuickHeal Trojan.Magania
ALYac Trojan.Agent.FCBK
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Malware
CrowdStrike win/malicious_confidence_100% (W)
BitDefender Trojan.Agent.FCBK
K7GW Trojan ( 00571d811 )
K7AntiVirus Trojan ( 00571d811 )
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:Trojan-gen
Kaspersky HEUR:Trojan-GameThief.Win32.Magania.gen
Alibaba Backdoor:Win32/Zegost.ff2fd3f0
NANO-Antivirus Trojan.Win32.Magania.iihjlo
ViRobot Trojan.Win32.Z.Injector.634880.FK
AegisLab Trojan.Win32.Magania.d!c
Rising Trojan.Injector!1.D1AC (CLASSIC)
Ad-Aware Trojan.Agent.FCBK
Sophos Mal/Generic-S
Comodo Malware@#y72bawr4jr7v
F-Secure Trojan.TR/Injector.gilbg
DrWeb Trojan.DownLoader36.36238
Zillya Trojan.Injector.Win32.821097
TrendMicro TROJ_GEN.R03BC0DAQ21
McAfee-GW-Edition GenericRXNK-JW!C980BD2E687A
Emsisoft Trojan.Agent.FCBK (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan.PSW.Magania.ayu
Avira TR/Injector.gilbg
Antiy-AVL Trojan/Win32.Injector
Microsoft Backdoor:Win32/Zegost.KM!MTB
Arcabit Trojan.Agent.FCBK
ZoneAlarm HEUR:Trojan-GameThief.Win32.Magania.gen
GData Trojan.Agent.FCBK
Cynet Malicious (score: 100)
AhnLab-V3 Malware/Gen.Reputation.C4304857
McAfee GenericRXNK-JW!C980BD2E687A
Malwarebytes Malware.AI.4041850840
Panda Trj/GdSda.A
ESET-NOD32 a variant of Win32/Injector.EMSB
TrendMicro-HouseCall TROJ_GEN.R03BC0DAQ21
Tencent Malware.Win32.Gencirc.11b8f81f
MAX malware (ai score=86)
Fortinet W32/Injector.EMSB!tr
AVG Win32:Trojan-gen
Paloalto generic.ml
Qihoo-360 Win32/Trojan.GameThief.9fd

How to remove Backdoor:Win32/Zegost.KM!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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