Categories: Malware

Win32/Injector.PQK removal instruction

The Win32/Injector.PQK 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/Injector.PQK virus can do?

  • Uses Windows utilities for basic functionality
  • CAPE extracted potentially suspicious content
  • Unconventionial language used in binary resources: Arabic (Egypt)
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Behavioural detection: Injection (Process Hollowing)
  • Behavioural detection: Injection (inter-process)
  • Behavioural detection: Injection with CreateRemoteThread in a remote process
  • Creates known Ruskill mutexes
  • Attempts to modify proxy settings
  • Touches a file containing cookies, possibly for information gathering
  • Anomalous binary characteristics
  • Uses suspicious command line tools or Windows utilities

How to determine Win32/Injector.PQK?


File Info:

name: 2A41EFD11DDE294DBA14.mlwpath: /opt/CAPEv2/storage/binaries/64848576cd075fd62734dc0c5de590a1738f29c7b34e8eb34b38624db633dbc2crc32: 555E11C8md5: 2a41efd11dde294dba147c0957ed7420sha1: 623e35b45b793b54d0aca3cbc506e2d46a392ce9sha256: 64848576cd075fd62734dc0c5de590a1738f29c7b34e8eb34b38624db633dbc2sha512: 8142a13c880589308ce7a5d0fd9093401acc2082b1619fbf1211f20a8b5ea5d4f8f8850cd7b8dcda5bdb3ca04a994c027df981084146da4df198863c8c2aa638ssdeep: 1536:qz3W7+f/dSs5gM8AKQHvHOIn8N+9z6+cd4A6dqlEXCiHYQLgfXs3HyfcRIVoeBh4:qzcm563n6RspF6zCi4Qo6SP56b4Qftype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1FF04AE1FE2F015F1D354833149D3B96706E4F8656C9476A5FE803E6E3E227C4A2F928Asha3_384: ce7cd2b4fb9ee0f3312ad0bb6fc53c54bbfcac5ea7c1b4d18c88a569d0b035d663dfff9521650907b942b3fc5ecd7daeep_bytes: 558bec6aff6890304000680621400064timestamp: 2012-03-30 20:43:17

Version Info:

CompanyName: Microsoft CorporationFileDescription: Compressed (zipped) FoldersFileVersion: 6.00.2900.5512 (xpsp.080413-2105)InternalName: Compressed (zipped) Folders Shell ExtensionLegalCopyright: © Microsoft Corporation. All rights reserved.OriginalFilename: ZIPFLDR.DLLProductName: Microsoft® Windows® Operating SystemProductVersion: 6.00.2900.5512Translation: 0x0409 0x04b0

Win32/Injector.PQK also known as:

Bkav W32.AIDetectMalware
Lionic Trojan.Win32.Generic.4!c
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.Inject.TM
CAT-QuickHeal Worm.Dorkbot.A
Skyhigh BehavesLike.Win32.Virut.cc
McAfee Bot-FBT!2A41EFD11DDE
VIPRE Trojan.Inject.TM
Sangfor Suspicious.Win32.Save.ins
BitDefender Trojan.Inject.TM
Cybereason malicious.45b793
BitDefenderTheta AI:Packer.C6F30BAE20
VirIT Backdoor.Win32.Generic.ABVM
Symantec W32.IRCBot.NG
tehtris Generic.Malware
ESET-NOD32 a variant of Win32/Injector.PQK
APEX Malicious
ClamAV Win.Trojan.Agent-938055
Kaspersky HEUR:Trojan.Win32.Generic
Alibaba Trojan:Win32/DorkBot.17f23045
NANO-Antivirus Trojan.Win32.NgrBot.uvgkr
Rising Worm.Dorkbot!8.1B4 (TFE:5:3XOoGSVtHkQ)
Sophos ML/PE-A
F-Secure Trojan.TR/Patched.Ren.Gen8
DrWeb BackDoor.IRC.NgrBot.42
Zillya Backdoor.Ruskill.Win32.796
Trapmine malicious.high.ml.score
FireEye Generic.mg.2a41efd11dde294d
Emsisoft Trojan.Inject.TM (B)
Ikarus Backdoor.Win32.Ruskill
GData Trojan.Inject.TM
Jiangmin Backdoor/Ruskill.nn
Webroot W32.Rogue.Gen
Google Detected
Avira TR/Patched.Ren.Gen8
Antiy-AVL Trojan/Win32.Unknown
Kingsoft malware.kb.a.1000
Xcitium TrojWare.Win32.TrojanDropper.Agent.PYG@4q46q4
Arcabit Trojan.Inject.TM
ZoneAlarm HEUR:Trojan.Win32.Generic
Microsoft Trojan:Win32/DorkBot.DU
Cynet Malicious (score: 100)
AhnLab-V3 Backdoor/Win32.Ruskill.R24921
VBA32 BScope.Worm.NgrBot.1112
ALYac Trojan.Inject.TM
MAX malware (ai score=88)
DeepInstinct MALICIOUS
Cylance unsafe
Panda Trj/Genetic.gen
Tencent Win32.Trojan.Generic.Qgil
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Injector.PXN!tr
AVG Win32:Sality [Inf]
Avast Win32:Sality [Inf]
CrowdStrike win/malicious_confidence_100% (W)

How to remove Win32/Injector.PQK?

  • 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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