Ransom • Trojan

Trojan-Ransom.Win32.Blocker.pef malicious file

The Trojan-Ransom.Win32.Blocker.pef 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-Ransom.Win32.Blocker.pef virus can do?

Sample contains Overlay data
The binary likely contains encrypted or compressed data.
Authenticode signature is invalid
Anomalous binary characteristics

How to determine Trojan-Ransom.Win32.Blocker.pef?


File Info:
name: B2ED17352347EDD466EF.mlw
path: /opt/CAPEv2/storage/binaries/659e61682b898807ee93a1c0a7ee65b4560b00f273eb4965d952401a8a24f505
crc32: 88901CF8
md5: b2ed17352347edd466ef235fa6ba9701
sha1: d14546329a02c82348726a68b721750e422572bf
sha256: 659e61682b898807ee93a1c0a7ee65b4560b00f273eb4965d952401a8a24f505
sha512: dc3cb70e8183f539f23aada3b445c64cb57188d74d71d6a02a1b5d1a6f742c9a8ea04606d3d3b7168b2604c5e356d60b7e435d835cb0a76be0f42dea11db7610
ssdeep: 3072:PEGYx6KAMt7dqv0L9tjZqMNOEumUmMWliNWoSGD/bFJV:PElxg+5BvvtUEl2WUDxJV
type: PE32+ executable (GUI) x86-64, for MS Windows
tlsh: T1B3D37D61B3E86484F5778E72A875C92148777D9D9EB0CD1E2295320D0EB37E18878F3A
sha3_384: 6c313f1510406fe124bb2cf29a51f86f420c8baa872d179b8b39bc1dd291432a12927762ce3ba1e5f6bde913086d22e0
ep_bytes: 488d05c6fbffff4805c5020000ffd0c8
timestamp: 2020-12-09 14:25:32

Version Info:
CompanyName: Oracle Corporation
FileDescription: Java Control Panel
FileVersion: 11.281.2.09
Full Version: 11.281.2.09
InternalName: Java Control Panel
LegalCopyright: Copyright © 2020
OriginalFilename: javacpl.exe
ProductName: Java(TM) Platform SE 8 U281
ProductVersion: 8.0.2810.9
Translation: 0x0409 0x04b0

Trojan-Ransom.Win32.Blocker.pef also known as:

MicroWorld-eScan	Win64.Ransom.A
ClamAV	Win.Ransomware.Expiro-9975896-0
Cylance	Unsafe
Zillya	Trojan.Blocker.Win32.147676
Cyren	W64/Expiro.BM.gen!Eldorado
ESET-NOD32	a variant of Win64/Expiro.DR
APEX	Malicious
Cynet	Malicious (score: 100)
Kaspersky	HEUR:Trojan-Ransom.Win32.Blocker.pef
BitDefender	Win64.Ransom.A
Ad-Aware	Win64.Ransom.A
Emsisoft	Win64.Ransom.A (B)
VIPRE	Win64.Ransom.A
FireEye	Win64.Ransom.A
GData	Win64.Ransom.A
Antiy-AVL	Trojan/Generic.ASVirus.336
Arcabit	Win64.Ransom.A
ZoneAlarm	HEUR:Trojan-Ransom.Win32.Blocker.pef
Microsoft	Trojan:Win32/Wacatac.B!ml
Google	Detected
AhnLab-V3	Malware/Win.Ransom.R533241
Acronis	suspicious
ALYac	Win64.Ransom.A
MAX	malware (ai score=86)
Malwarebytes	Malware.AI.450052430
Ikarus	Virus.Win64.Expiro
Fortinet	W64/Expiro.DR!tr
CrowdStrike	win/malicious_confidence_70% (D)

How to remove Trojan-Ransom.Win32.Blocker.pef?

Trojan-Ransom.Win32.Blocker.pef 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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