Categories: Malware

About “Win32/Pronny.AG” infection

The Win32/Pronny.AG 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/Pronny.AG virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Sample contains Overlay data
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Behavioural detection: Injection (inter-process)
  • Attempts to disable Windows Auto Updates
  • Attempts to modify Explorer settings to prevent hidden files from being displayed

How to determine Win32/Pronny.AG?


File Info:

name: 668D7C19CF2A1BE67AA1.mlwpath: /opt/CAPEv2/storage/binaries/b733df0298857e5da1ffe4cb7e71e565dbeb7d38758a4ea3caae7215bd07f648crc32: 97535943md5: 668d7c19cf2a1be67aa170624acfdfc1sha1: 527b4a78111ad238d28754e8ca4eaa3e56bdd492sha256: b733df0298857e5da1ffe4cb7e71e565dbeb7d38758a4ea3caae7215bd07f648sha512: b301a7bfef5c9fb9aba32c2294466d6478b1291abb4abb4deb106e5dd8704c05c32407f554f5c31e24b08cc70e8d7b7ecfc40ddf158187c07684d89486e5c6d5ssdeep: 6144:qoXo5UtO7RQjX7XN1kd9JbSDviiopNDa/N08i0/:h4xNMtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1BF545366AE51803BF180D4FA2819C257791C3E7623D5EC07B3A09B4975312EBB6F4B1Bsha3_384: 8fac2d743948992a94f8d34f5dc737f648b22d6fb733cafec25ec245b3567a8bf8cb8e799b9b9002a9475cb8589f052bep_bytes: 68643f4000e8f0ffffff000000000000timestamp: 2008-07-01 10:03:52

Version Info:

0: [No Data]

Win32/Pronny.AG also known as:

Bkav W32.AIDetectMalware
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Barys.62377
CAT-QuickHeal Trojan.Beebone.D
ALYac Gen:Variant.Barys.62377
Malwarebytes Malware.AI.1126616574
VIPRE Gen:Variant.Barys.62377
Sangfor Suspicious.Win32.Save.vb
K7AntiVirus EmailWorm ( 0054d10f1 )
K7GW EmailWorm ( 0054d10f1 )
Cybereason malicious.9cf2a1
Baidu Win32.Worm.Autorun.l
VirIT Trojan.Win32.Generic.BOKN
Cyren W32/Vobfus.SC.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/Pronny.AG
APEX Malicious
ClamAV Win.Trojan.Changeup-6169544-0
Kaspersky Trojan.Win32.VB.bevr
BitDefender Gen:Variant.Barys.62377
NANO-Antivirus Trojan.Win32.VB.rilqo
Avast Win32:VB-ABVB [Trj]
Tencent Trojan.Win32.VB.kd
TACHYON Trojan/W32.VB-Agent.282624.BW
Emsisoft Gen:Variant.Barys.62377 (B)
F-Secure Trojan.TR/Dropper.Gen
DrWeb Trojan.VbCrypt.81
TrendMicro TROJ_AGENT_009309.TOMB
McAfee-GW-Edition BehavesLike.Win32.VBObfus.dt
Trapmine malicious.moderate.ml.score
FireEye Generic.mg.668d7c19cf2a1be6
Sophos Mal/SillyFDC-W
SentinelOne Static AI – Malicious PE
GData Gen:Variant.Barys.62377
Avira TR/Dropper.Gen
Antiy-AVL Worm/Win32.WBNA.gen
Arcabit Trojan.Barys.DF3A9
ViRobot Trojan.Win32.A.VB.245760.G
ZoneAlarm Trojan.Win32.VB.bevr
Microsoft Worm:Win32/Vobfus
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win.VB.R560524
Acronis suspicious
McAfee VBObfus.dr
MAX malware (ai score=81)
VBA32 TScope.Trojan.VB
Cylance unsafe
Panda W32/Vobfus.GEW.worm
Zoner Trojan.Win32.87192
TrendMicro-HouseCall TROJ_AGENT_009309.TOMB
Rising Worm.Autorun!1.99E9 (CLASSIC)
Yandex Trojan.GenAsa!YSF4V9v4wd4
Ikarus Trojan.Crypt
Fortinet W32/VBKrypt.C!tr
BitDefenderTheta Gen:NN.ZevbaF.36196.rqZ@aq1xxpo
AVG Win32:VB-ABVB [Trj]
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_100% (D)

How to remove Win32/Pronny.AG?

  • 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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