Malware

About “Win32/Pronny.BJ” infection

Malware Removal

The Win32/Pronny.BJ 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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Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What Win32/Pronny.BJ 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)
  • Attempts to disable Windows Auto Updates
  • Anomalous binary characteristics
  • Attempts to modify Explorer settings to prevent hidden files from being displayed
  • Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine Win32/Pronny.BJ?


File Info:

name: 1EA2175E793081257336.mlw
path: /opt/CAPEv2/storage/binaries/125a0f630484415e5d7a6419814faa01adc5504ec206e8e8b48c1a96ea6c38f0
crc32: 70F1429A
md5: 1ea2175e7930812573366ba519804241
sha1: e1f153abe187dbc2be07455a7279d9b2c4abc427
sha256: 125a0f630484415e5d7a6419814faa01adc5504ec206e8e8b48c1a96ea6c38f0
sha512: 89715e24afa6bd15f4247eb31b25f53d5f89a01c1eca02a1fb15f92c6ec436438188379715a9d27d75d35bab65626c6e2d5427acb9c164b4039d2cb88af5554f
ssdeep: 768:vA268qOJ+TthwHpFeh6gM1rA8dOsc7jUq4RkA5o3K1DfsvtzsXjLft+9o1mm:vA2HqlZOLFjnAzA5o6BfItoXjLl0hm
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1C893C63FBB169881E55CA27416F6C7F516FB7C5B270B100BA74037AA28E6E041DACD93
sha3_384: e168db8b4edb6fce99502eef44acb62fc6b8f21f191ee10d79bace782a89f493e14d9bd69b7f76148b8fed18565ccbd9
ep_bytes: 6828124000e8f0ffffff000000000000
timestamp: 2012-09-14 05:23:58

Version Info:

Translation: 0x0409 0x04b0
ProductName: acopon
FileVersion: 2.69
ProductVersion: 2.69
InternalName: topsailite
OriginalFilename: topsailite.exe

Win32/Pronny.BJ also known as:

BkavW32.AIDetectMalware
Elasticmalicious (high confidence)
MicroWorld-eScanGen:Variant.Barys.950
FireEyeGeneric.mg.1ea2175e79308125
CAT-QuickHealTrojan.Beebone.D
ALYacGen:Variant.Barys.950
Cylanceunsafe
VIPREGen:Variant.Barys.950
SangforSuspicious.Win32.Save.a
K7AntiVirusEmailWorm ( 0054d10f1 )
K7GWEmailWorm ( 0054d10f1 )
Cybereasonmalicious.e79308
VirITWorm.Win32.X-Autorun.BMDK
CyrenW32/Vobfus.AT.gen!Eldorado
SymantecW32.Changeup!gen20
tehtrisGeneric.Malware
ESET-NOD32a variant of Win32/Pronny.BJ
APEXMalicious
ClamAVWin.Trojan.Changeup-6169544-0
KasperskyWorm.Win32.Vobfus.dhlj
BitDefenderGen:Variant.Barys.950
NANO-AntivirusTrojan.Win32.Autoruner1.jvjuka
SUPERAntiSpywareTrojan.Agent/Gen-Vobfus
AvastWin32:VB-AEMB [Trj]
TencentWorm.Win32.Vobfus.ha
EmsisoftGen:Variant.Barys.950 (B)
F-SecureTrojan.TR/Dropper.Gen
DrWebWin32.HLLW.Autoruner1.25776
TrendMicroWORM_VOBFUS.SM02
McAfee-GW-EditionBehavesLike.Win32.VBObfus.mm
Trapminemalicious.high.ml.score
SophosMal/BeeBone-AE
SentinelOneStatic AI – Malicious PE
GDataGen:Variant.Barys.950
JiangminTrojan/Vbobf.b
WebrootW32.Trojan.Agent.Gen
GoogleDetected
AviraTR/Dropper.Gen
Antiy-AVLWorm/Win32.WBNA.gen
XcitiumTrojWare.Win32.Pronny.EB@4qtzpj
ArcabitTrojan.Barys.950
ZoneAlarmWorm.Win32.Vobfus.dhlj
MicrosoftWorm:Win32/Vobfus.HU
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win32.Menti.R36560
McAfeeGenDownloader.rv
MAXmalware (ai score=89)
VBA32Trojan.Agent
MalwarebytesPronny.Worm.Spreader.DDS
PandaTrj/Genetic.gen
TrendMicro-HouseCallWORM_VOBFUS.SM02
RisingTrojan.VB!1.99F7 (CLASSIC)
YandexTrojan.GenAsa!6+Gc6qr5vwQ
IkarusTrojan.Win32.Agent
MaxSecureTrojan.Malware.5486835.susgen
FortinetW32/Diple.EJQE!tr
BitDefenderThetaGen:NN.ZevbaF.36196.fm0@a0r3F3pi
AVGWin32:VB-AEMB [Trj]
DeepInstinctMALICIOUS
CrowdStrikewin/malicious_confidence_100% (D)

How to remove Win32/Pronny.BJ?

Win32/Pronny.BJ removal tool
  • 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.

About the author

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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