Categories: Malware

Win32/PSW.OnLineGames.QZO (file analysis)

The Win32/PSW.OnLineGames.QZO 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/PSW.OnLineGames.QZO virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection with CreateRemoteThread in a remote process
  • Attempts to connect to a dead IP:Port (2 unique times)
  • Creates RWX memory
  • Network anomalies occured during the analysis.
  • Starts servers listening on 127.0.0.1:54323
  • A process created a hidden window
  • 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
  • Deletes its original binary from disk

Related domains:

v2api.v6.cn
log.r9j43.cn

How to determine Win32/PSW.OnLineGames.QZO?


File Info:

crc32: 3D37FB4Dmd5: ce05a5c2b8457f46da1d191e3df7d121name: stzluk.exesha1: a996160efc4d3f9ddb348ff34bdb286f7399a2a7sha256: c533a1bce56676717e82847a8ee76907924d6aa29d2443180968fe295b0c52easha512: b646efa6011821eacc83ed469495cb1664e80d8a065f9ff389085340bf2794754c85ba5a15fb3b723fdf3e692f5740c158b35627b1841e6c65e866876670e6d8ssdeep: 24576:BFUtmmb1I2go1UHAcfTOz4mcRJ1biwfEz4uaO32M4ft0OqWL+j+f1H9x3Ul1:E9oTggT85MpiwckuaGlOLN3Ul1type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/PSW.OnLineGames.QZO also known as:

MicroWorld-eScan Gen:Win32.ExplorerHijack.xjGeaaiHjjei
FireEye Generic.mg.ce05a5c2b8457f46
McAfee Artemis!CE05A5C2B845
Cylance Unsafe
BitDefender Gen:Win32.ExplorerHijack.xjGeaaiHjjei
K7GW Trojan ( 005329b91 )
K7AntiVirus Trojan ( 005329b91 )
Invincea heuristic
Symantec Trojan.Gen.MBT
Paloalto generic.ml
GData Gen:Win32.ExplorerHijack.xjGeaaiHjjei
Kaspersky Trojan-Dropper.Win32.Injector.ultq
Alibaba TrojanDropper:Win32/dropper.ali1003001
NANO-Antivirus Trojan.Win32.OnLineGames.fpjxsg
ViRobot Trojan.Win32.Z.Packed.1440204
AegisLab Trojan.Multi.Generic.4!c
Rising Stealer.OnLineGames!8.131 (CLOUD)
Ad-Aware Gen:Win32.ExplorerHijack.xjGeaaiHjjei
Sophos Mal/EncPk-BW
Comodo Packed.Win32.Klone.~KMG@1knj1d
F-Secure Trojan.TR/Downloader.Gen
DrWeb Trojan.DownLoader27.44803
TrendMicro Cryp_Xed-12
McAfee-GW-Edition BehavesLike.Win32.Backdoor.tc
Trapmine malicious.high.ml.score
Emsisoft Gen:Win32.ExplorerHijack.xjGeaaiHjjei (B)
Ikarus Trojan-PSW.OnlineGames
Cyren W32/Trojan.GQMQ-1240
Jiangmin Trojan.PSW.Coins.ccb
Avira TR/Downloader.Gen
MAX malware (ai score=94)
Antiy-AVL Trojan[Dropper]/Win32.Injector
Endgame malicious (high confidence)
Arcabit Gen:Win32.ExplorerHijack.xjGeaaiHjjei
ZoneAlarm Trojan-Dropper.Win32.Injector.ultq
Microsoft Trojan:Win32/Tiggre!plock
AhnLab-V3 Packed/Upack
Acronis suspicious
ALYac Gen:Win32.ExplorerHijack.xjGeaaiHjjei
VBA32 BScope.Trojan.Downloader
Panda Trj/GdSda.A
ESET-NOD32 a variant of Win32/PSW.OnLineGames.QZO
Tencent Win32.Trojan-dropper.Injector.Syrl
SentinelOne DFI – Malicious PE
eGambit Unsafe.AI_Score_99%
Fortinet W32/Onlinegames.QZO!tr.pws
AVG Win32:Trojan-gen
Cybereason malicious.2b8457
Avast Win32:Trojan-gen
CrowdStrike win/malicious_confidence_90% (W)
Qihoo-360 Win32/Trojan.2ff

How to remove Win32/PSW.OnLineGames.QZO?

  • 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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