Categories: Trojan

Trojan.Agent.CQST (B) removal guide

The Trojan.Agent.CQST (B) 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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Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What Trojan.Agent.CQST (B) virus can do?

  • Reads data out of its own binary image
  • A process created a hidden window
  • Drops a binary and executes it
  • Uses Windows utilities for basic functionality
  • Installs itself for autorun at Windows startup
  • Network activity detected but not expressed in API logs
  • Creates a copy of itself
  • Anomalous binary characteristics

Related domains:

z.whorecord.xyz
a.tomx.xyz

How to determine Trojan.Agent.CQST (B)?


File Info:

crc32: F7CFA290md5: a177fcdb05f4f611358ed1f34a0bf887name: A177FCDB05F4F611358ED1F34A0BF887.mlwsha1: 5f88bffa5357adf1a2be9900c5a3c0bd24da8e33sha256: ca607bf09fd93a5fe3c6ea3aec7e265929ee71e75dea4c6cb7de33a6a272e290sha512: 4007c7e85bff7d297910178a0890f4e1588a1c09ad745170eb14de6a3c96521dcfdc83c0a40a17296b56bffb0220c10e9932ae6b650c1f9fa61e752f5900645essdeep: 3072:eUuwMS6hhAQ5Q6Jr//hSjH/Ht2nQ7UyDzYu4Mi1JFLWJ6YzZ8zveFiW9yL4pLthC:eUu3+CU2nODzYTH1TLWduve8W2kEj1type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: TODO: (c) . All rights reserved.InternalName: AdwTest.exeFileVersion: 1.0.0.1CompanyName: TODO: ProductName: TODO: ProductVersion: 1.0.0.1FileDescription: TODO: OriginalFilename: AdwTest.exeTranslation: 0x0409 0x04e4

Trojan.Agent.CQST (B) also known as:

Bkav W32.AIDetectVM.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.Agent.CQST
FireEye Generic.mg.a177fcdb05f4f611
CAT-QuickHeal Trojan.Mauvaise.SL1
ALYac Trojan.Agent.CQST
Malwarebytes JokeTool.Agent
VIPRE Trojan.Win32.Generic!BT
Sangfor Malware
K7AntiVirus Trojan ( 005701231 )
BitDefender Trojan.Agent.CQST
K7GW Trojan ( 005701231 )
Cybereason malicious.b05f4f
TrendMicro TROJ_NOBADY.SM
BitDefenderTheta Gen:NN.ZexaF.34590.nq0@aiRt5@ai
Cyren W32/Agent.BSH.gen!Eldorado
Symantec ML.Attribute.HighConfidence
APEX Malicious
ClamAV Win.Malware.Razy-9759519-0
Kaspersky HEUR:Trojan.Win32.Generic
NANO-Antivirus Trojan.Win32.Patched.foubml
Tencent Trojan.Win32.Agent.antnoa
Ad-Aware Trojan.Agent.CQST
Sophos Troj/Agent-AOHK
Comodo TrojWare.Win32.Aenjaris.ABC@8hq1l4
F-Secure Trojan.TR/Crypt.ZPACK.Gen7
DrWeb Trojan.MulDrop5.42246
Zillya Trojan.Agent.Win32.1411826
Invincea ML/PE-A + Troj/Agent-AOHK
McAfee-GW-Edition BehavesLike.Win32.Trojan.dh
Emsisoft Trojan.Agent.CQST (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Agent.cqea
Avira TR/Crypt.ZPACK.Gen7
MAX malware (ai score=81)
Antiy-AVL Trojan/Win32.Agent.WTK
Microsoft Trojan:Win32/Aenjaris.AL!bit
Arcabit Trojan.Agent.CQST
SUPERAntiSpyware Trojan.Agent/Gen-MulDrop
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Win32.Application.BadJoke.J
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Agent.R136020
Acronis suspicious
McAfee Trojan-FKME!A177FCDB05F4
VBA32 Trojan.MulDrop
Cylance Unsafe
Zoner Trojan.Win32.31738
ESET-NOD32 a variant of Win32/Agent.WTK
TrendMicro-HouseCall TROJ_NOBADY.SM
Rising Trojan.Agent!1.A728 (CLASSIC)
Yandex Trojan.Agent!xO+MtW2jUbo
Ikarus Trojan.Win32.Agent
eGambit Unsafe.AI_Score_96%
Fortinet W32/Agent.WTK!tr
AVG Win32:MalwareX-gen [Trj]
Panda Trj/Genetic.gen
CrowdStrike win/malicious_confidence_100% (D)
Qihoo-360 HEUR/QVM19.1.1B2B.Malware.Gen

How to remove Trojan.Agent.CQST (B)?

  • 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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