Categories: Malware

What is “Win32/ServStart.M”?

The Win32/ServStart.M 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/ServStart.M virus can do?

Executed a command line with /C or /R argument to terminate command shell on completion which can be used to hide execution
Sample contains Overlay data
Reads data out of its own binary image
CAPE extracted potentially suspicious content
Drops a binary and executes it
Unconventionial language used in binary resources: Chinese (Simplified)
Authenticode signature is invalid
Uses Windows utilities for basic functionality
Detects Bochs through the presence of a registry key
Anomalous binary characteristics
Uses suspicious command line tools or Windows utilities
Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine Win32/ServStart.M?


File Info:
name: C0B0597E17832F90B8BA.mlwpath: /opt/CAPEv2/storage/binaries/6a5533bd0d2d45e7bbde43c5460c63a7c9858403900e052eefeb3368952f390fcrc32: 67216C24md5: c0b0597e17832f90b8ba6880f4884f4asha1: 10ec6ebcbb8eeeee9d1962bd42f71bb80a35a339sha256: 6a5533bd0d2d45e7bbde43c5460c63a7c9858403900e052eefeb3368952f390fsha512: c0802fa8bfa051fcf2931a66d8bc21e6cb3ee7349020518ae3c790653e69672ec0461155f4d14d6026d374ae716cacf0b7ea2ff053951d0d4819c092e47ddc11ssdeep: 6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCO/:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXutype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T10E147C4A3D9496B5C44D013A08BBA39B27A23C2195DDD242BD80B7FF25FD6CCF62471Asha3_384: edd45389434ab609ea4b10308a0b8a75d3e594208b8b93f1120e44f09045bfc4841dfa42bcbb2a0d9814b86d2d847f93ep_bytes: 558bec6aff6870614000684039400064timestamp: 2022-11-19 16:42:28
Version Info:
Comments: CompanyName: Yagu MusicFileDescription: Clien RunProcess LocalFileVersion: 10.0.14393.0 (rs1_release.160715-1616)InternalName: hello.exeLegalCopyright: All rights reserved.LegalTrademarks: OriginalFilename: Yagu MusicPrivateBuild: ProductName: Yagu Music® Operating SystemProductVersion: 17.000.14393.08SpecialBuild: Translation: 0x0409 0x04b0

Win32/ServStart.M also known as:

Bkav	W32.AIDetectMalware
Lionic	Trojan.Win32.Generic.m2Bz
Elastic	malicious (high confidence)
DrWeb	Trojan.DownLoader24.51669
MicroWorld-eScan	Gen:Heur.Mint.Zard.30
ClamAV	Win.Trojan.Nitol-6335025-0
FireEye	Generic.mg.c0b0597e17832f90
Malwarebytes	Generic.Trojan.ServStart.DDS
Zillya	Worm.ServStart.Win32.6655
Sangfor	Suspicious.Win32.Save.ins
K7AntiVirus	Trojan ( 0054d1101 )
Alibaba	Trojan:Win32/Nitol.361
K7GW	Trojan ( 0054d1101 )
Cybereason	malicious.e17832
BitDefenderTheta	Gen:NN.ZexaF.36196.mW3@aS7PGbdj
VirIT	Trojan.Win32.Dnldr24.CYLH
Cyren	W32/Agent.QSZH-5909
Symantec	SMG.Heur!gen
tehtris	Generic.Malware
ESET-NOD32	Win32/ServStart.M
Zoner	Trojan.Win32.82643
APEX	Malicious
Cynet	Malicious (score: 100)
Kaspersky	HEUR:Backdoor.Win32.Farfli.gen
BitDefender	Gen:Heur.Mint.Zard.30
NANO-Antivirus	Trojan.Win32.GenKryptik.fnpygk
Avast	Win32:Nitol-B [Trj]
Tencent	Trojan-DDoS.Win32.Nitol.ka
Emsisoft	Gen:Heur.Mint.Zard.30 (B)
F-Secure	Trojan.TR/Crypt.ZPACK.Gen
VIPRE	Gen:Heur.Mint.Zard.30
TrendMicro	TROJ_GEN.R03BC0CEL23
McAfee-GW-Edition	BehavesLike.Win32.Generic.ch
Trapmine	malicious.high.ml.score
Sophos	Troj/Nitol-BF
Ikarus	Trojan.Win32.Agent
GData	Win32.Trojan.ServStart.F
Jiangmin	TrojanDDoS.Nitol.cm
Avira	TR/Crypt.ZPACK.Gen
Antiy-AVL	Trojan/Win32.AGeneric
Xcitium	TrojWare.Win32.GameThief.Magania.~NWABI@1775fs
Arcabit	Trojan.Mint.Zard.30
ViRobot	Dropper.Agent.54110
ZoneAlarm	HEUR:Backdoor.Win32.Farfli.gen
Microsoft	DDoS:Win32/Nitol.A
Google	Detected
AhnLab-V3	Trojan/Win32.Agent.C3534448
McAfee	GenericRXHB-SG!C0B0597E1783
MAX	malware (ai score=89)
VBA32	BScope.Trojan.Downloader
Cylance	unsafe
Panda	Trj/Genetic.gen
TrendMicro-HouseCall	TROJ_GEN.R03BC0CEL23
Rising	Backdoor.Overie!1.C6A2 (CLASSIC)
Yandex	Worm.ServStart!4VbdgBaA4YM
SentinelOne	Static AI – Suspicious PE
MaxSecure	DDoS.W32.Nitol.gen
Fortinet	MalwThreat!E1E6IV
AVG	Win32:Nitol-B [Trj]
DeepInstinct	MALICIOUS
CrowdStrike	win/malicious_confidence_100% (W)