Categories: Trojan

What is “Trojan:Win32/Pronny!pz”?

The Trojan:Win32/Pronny!pz 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 Trojan:Win32/Pronny!pz virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • Authenticode signature is invalid
  • Behavioural detection: Injection (inter-process)
  • CAPE detected the embedded win api malware family
  • Attempts to disable Windows Auto Updates
  • Anomalous binary characteristics
  • Attempts to modify Explorer settings to prevent hidden files from being displayed
  • Yara detections observed in process dumps, payloads or dropped files

How to determine Trojan:Win32/Pronny!pz?


File Info:

name: B1440067673BB56587A8.mlwpath: /opt/CAPEv2/storage/binaries/7c93ae3cae372ded223a6681d2e9534c547ab874f888b91c026b49af7989d13acrc32: FA0B2F2Amd5: b1440067673bb56587a85d0774bde2a1sha1: 0a1e7e860885b61da20088b5539abaaae70a1c1esha256: 7c93ae3cae372ded223a6681d2e9534c547ab874f888b91c026b49af7989d13asha512: 756ed5681f5e460436c057bdb9a2cf22f7318650f5675c10495ef97a9ec80fa3d6ed34a2b7d3b075bfcd115eec3c3bcbd8cadcf41118a368083dc3482596f238ssdeep: 6144:n58rvk3vnS/Gi+YdQEp9szHR8uBAoE0EOIp5Jl3:Gjk3vnS/Gi+YdQEp9szHR8uBAotSf3type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1F334C63DB2A0A73EE425D6F52C998399005EAD3615D4E84BF7C22B1976F0DE38231793sha3_384: 6c86f6f07a71266d3c56cec60aca8af0a8e53b2a6bcd2bf44c3ecd234b7a704c7feddfa8fa406d1107ba825b556e64a6ep_bytes: 68fc4a4000e8eeffffff000000000000timestamp: 2012-02-06 20:53:01

Version Info:

Translation: 0x0409 0x04b0ProductName: xjLKNuFileVersion: 1.00ProductVersion: 1.00InternalName: JMpemkOriginalFilename: JMpemk.exe

Trojan:Win32/Pronny!pz also known as:

Bkav W32.AIDetectMalware
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
FireEye Generic.mg.b1440067673bb565
CAT-QuickHeal Trojan.Beebone.D
Skyhigh BehavesLike.Win32.VBObfus.dm
McAfee VBObfus.df
Cylance unsafe
Sangfor Suspicious.Win32.Save.vb
K7AntiVirus EmailWorm ( 0054d10f1 )
K7GW EmailWorm ( 0054d10f1 )
Cybereason malicious.60885b
Baidu Win32.Worm.Pronny.d
VirIT Trojan.Win32.Zyx.HW
Symantec W32.Changeup
tehtris Generic.Malware
ESET-NOD32 Win32/AutoRun.VB.ARU
APEX Malicious
ClamAV Win.Trojan.Changeup-6169544-0
Kaspersky Worm.Win32.Vobfus.dfdb
BitDefender Gen:Variant.Chinky.7
NANO-Antivirus Trojan.Win32.WBNA.csfhkf
ViRobot Worm.Win32.A.WBNA.241664.JY
MicroWorld-eScan Gen:Variant.Chinky.7
Avast Win32:VB-ABBN [Trj]
Tencent Worm.Win32.Vobfus.n
TACHYON Worm/W32.Vobfus.241664.B
Sophos Mal/ZboCheMan-B
F-Secure Trojan.TR/Chinky.70993
DrWeb Trojan.VbCrypt.81
VIPRE Gen:Variant.Chinky.7
TrendMicro WORM_VOBFUS.SMAB
Trapmine suspicious.low.ml.score
Emsisoft Gen:Variant.Chinky.7 (B)
Ikarus Trojan.Win32.Otran
GData Gen:Variant.Chinky.7
Google Detected
Avira TR/Chinky.70993
Antiy-AVL Worm/Win32.WBNA.gen
Kingsoft malware.kb.a.999
Xcitium Worm.Win32.Pronny.AK@4ogvoo
Arcabit Trojan.Chinky.7
ZoneAlarm Worm.Win32.Vobfus.dfdb
Microsoft Trojan:Win32/Pronny!pz
Varist W32/Vobfus.AI.gen!Eldorado
AhnLab-V3 Worm/Win32.WBNA.R20484
Acronis suspicious
BitDefenderTheta Gen:NN.ZevbaF.36744.om0@aaorsCji
MAX malware (ai score=87)
VBA32 BScope.Malware-Cryptor.VBCR.7212
Malwarebytes Generic.Malware.AI.DDS
Panda Trj/Genetic.gen
TrendMicro-HouseCall WORM_VOBFUS.SMAB
Rising Worm.VobfusEx!1.99DB (CLASSIC)
Yandex Trojan.GenAsa!Gd8K7rB2haM
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/VB.AZGU!tr
AVG Win32:VB-ABBN [Trj]
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_100% (W)

How to remove Trojan:Win32/Pronny!pz?

  • 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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