Categories: Malware

Generic.ServStart.A.EF6C3EF3 malicious file

The Generic.ServStart.A.EF6C3EF3 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 Generic.ServStart.A.EF6C3EF3 virus can do?

  • Attempts to connect to a dead IP:Port (2 unique times)
  • Drops a binary and executes it
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Deletes its original binary from disk
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Installs itself for autorun at Windows startup
  • Creates a copy of itself

Related domains:

z.whorecord.xyz
a.tomx.xyz

How to determine Generic.ServStart.A.EF6C3EF3?


File Info:

crc32: CAE1A7CCmd5: ad9aabe2d570530a5c3cf423ba06693bname: AD9AABE2D570530A5C3CF423BA06693B.mlwsha1: 1c1a58ba57b0cc772515f84fb2914f9472f97d73sha256: c2ccca4d7e6026be8151f1f161874a0ec9a0f079785e5e8e2031365e33d1a849sha512: 683a8cef8d44722ebecf17484fcd8472af68585395486757d20bf27d5488e1e37e1bb42e9c48548b80db1e109f123bdf34f7fda40bbb6592a08066d193617facssdeep: 768:iI0+FNeQT1ok/ILtq2FV5AY6t+ayph/bAUn26wriTJogrIyP85P85jaZV9VYnsW:iI0eMCoHFVet+phX7lBF85EAaC1K10type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

LegalCopyright: Microsoft Corporation. All rights reserved.InternalName: FileVersion: 6.1.7600.16385 (win7_rtm.090713-1255)CompanyName: Microsoft CorporationPrivateBuild: LegalTrademarks: Comments: ProductName: Microsoft Operating SystemSpecialBuild: ProductVersion: 6.1.7600.16385FileDescription: Windows Enhanced Storage Password Authentication ProgramOriginalFilename: Authn.exeTranslation: 0x0809 0x04b0

Generic.ServStart.A.EF6C3EF3 also known as:

Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 000170ae1 )
Elastic malicious (high confidence)
DrWeb Trojan.DownLoader25.10495
Cynet Malicious (score: 100)
ALYac Generic.ServStart.A.EF6C3EF3
Cylance Unsafe
Zillya Trojan.Agent.Win32.799880
Sangfor Suspicious.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (W)
K7GW Trojan ( 000170ae1 )
Cybereason malicious.2d5705
Cyren W32/Trojan.CZR.gen!Eldorado
Symantec SMG.Heur!gen
ESET-NOD32 a variant of Win32/Agent.RTQ
APEX Malicious
Avast Win32:Dh-A [Heur]
ClamAV Win.Malware.Nitol-6802818-0
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Generic.ServStart.A.EF6C3EF3
NANO-Antivirus Trojan.Win32.Ric.etbkiz
MicroWorld-eScan Generic.ServStart.A.EF6C3EF3
Tencent Malware.Win32.Gencirc.10b35dba
Ad-Aware Generic.ServStart.A.EF6C3EF3
Sophos Mal/Generic-S
BitDefenderTheta AI:Packer.E5C659451F
VIPRE BehavesLike.Win32.Malware.wsc (mx-v)
TrendMicro DDoS.Win32.NITOL.SMG
McAfee-GW-Edition BehavesLike.Win32.Fake.pc
FireEye Generic.mg.ad9aabe2d570530a
Emsisoft Generic.ServStart.A.EF6C3EF3 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Generic.bjpij
Avira TR/Downloader.Gen
eGambit Unsafe.AI_Score_99%
Antiy-AVL Trojan/Generic.ASMalwS.212A858
Microsoft DDoS:Win32/Nitol.P!bit
Gridinsoft Trojan.Win32.Gen.vl!i
Arcabit Generic.ServStart.A.EF6C3EF3
GData Generic.ServStart.A.EF6C3EF3
AhnLab-V3 Trojan/Win32.Nitol.R215641
Acronis suspicious
McAfee GenericRXAA-AA!AD9AABE2D570
MAX malware (ai score=89)
VBA32 BScope.TrojanDDoS.Macri
Malwarebytes Trojan.ServStart
Panda Trj/Genetic.gen
TrendMicro-HouseCall DDoS.Win32.NITOL.SMG
Rising Trojan.DDOS!1.AF3C (CLASSIC)
Ikarus Trojan.Win32.Agent
Fortinet W32/Agent.RTQ!tr
AVG Win32:Dh-A [Heur]
Paloalto generic.ml

How to remove Generic.ServStart.A.EF6C3EF3?

  • 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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