Categories: Malware

Win32/WinWrapper.A potentially unwanted (file analysis)

The Win32/WinWrapper.A potentially unwanted 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/WinWrapper.A potentially unwanted virus can do?

  • Sample contains Overlay data
  • Presents an Authenticode digital signature
  • Performs HTTP requests potentially not found in PCAP.
  • Reads data out of its own binary image
  • Authenticode signature is invalid
  • Attempts to modify proxy settings
  • Collects information to fingerprint the system
  • Anomalous binary characteristics

How to determine Win32/WinWrapper.A potentially unwanted?


File Info:

name: 101246A1AEB6D1C3C761.mlwpath: /opt/CAPEv2/storage/binaries/e43a738a4eb3ff254d602d4c6dd737cf71d9e1b4eb8dc503c0193b107a3260a7crc32: 377724C8md5: 101246a1aeb6d1c3c7615d08b46506fdsha1: 4cab3003411feb911d4f40aacf1ef4e5044c8634sha256: e43a738a4eb3ff254d602d4c6dd737cf71d9e1b4eb8dc503c0193b107a3260a7sha512: dba6cd2252f8d7c1557c448a716b9640a4af482ab37a281b3f48ef8e40a386fbbe45b29023e7bcbe50d06f624ab0692492d897c6dbf2a9884f5f83a2e4380197ssdeep: 1536:5QpQ5EP0ijnRTXJd60suMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMHMMMMMMMMMMMMu:5QIURTXJdyvd4e3pdUR6jTCGI8Ujz0xtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1E524F826DE1C8048CF919DF98AA9537ED3F150FC4D8C0927BDA61A61CE3788D746A732sha3_384: 52fafb9302f203010eb1aa225eb572fdc02b2aa2eb59e19617a00d9d284167232236c87d7762e36352971c48c30fb7fcep_bytes: 81ec8001000053555633db57895c2418timestamp: 2009-12-05 22:50:46

Version Info:

ProductVersion: 1.5Translation: 0x0000 0x04e4

Win32/WinWrapper.A potentially unwanted also known as:

tehtris Generic.Malware
CAT-QuickHeal PUA.Proinstall.Gen
Zillya Adware.AdLoad.Win32.6876
K7AntiVirus Unwanted-Program ( 00587b8e1 )
K7GW Unwanted-Program ( 00587b8e1 )
VirIT PUP.Win32.ProinstallApp.A
Symantec SMG.Heur!gen
Elastic malicious (high confidence)
ESET-NOD32 a variant of Win32/WinWrapper.A potentially unwanted
Cynet Malicious (score: 99)
ClamAV Win.Adware.1312710-1
Kaspersky not-a-virus:HEUR:Downloader.NSIS.Spigot.heur
NANO-Antivirus Trojan.Win32.TrjGen.dwtece
SUPERAntiSpyware PUP.ProInstall/Variant
Emsisoft Application.Downloader (A)
F-Secure PotentialRisk.PUA/WinWrapper.Gen
DrWeb Adware.Downware.10477
Trapmine suspicious.low.ml.score
Sophos Generic ML PUA (PUA)
SentinelOne Static AI – Suspicious PE
Avira PUA/WinWrapper.Gen
Antiy-AVL Trojan[Downloader]/NSIS.Spigot.heur
Kingsoft malware.kb.a.927
Microsoft PUABundler:Win32/YTDVideoDownload
ZoneAlarm not-a-virus:HEUR:Downloader.NSIS.Spigot.heur
GData Win32.Adware.ProInstall.C
Google Detected
AhnLab-V3 PUP/Win32.Downloader.R136354
VBA32 Downloader.Spigot
Malwarebytes PUP.Optional.Proinstall
Panda PUP/Multitoolbar
Rising Adware.WinWrapper!1.A3DA (CLASSIC)
MaxSecure Virus.W32.Downloader.Agent.gen_225498
Fortinet Riskware/WinWrapper
DeepInstinct MALICIOUS
CrowdStrike win/grayware_confidence_100% (D)

How to remove Win32/WinWrapper.A potentially unwanted?

  • 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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