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PowerfulBrowse.Repmon.dll

PowerfulBrowse

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module PowerfulBrowse.Repmon.dll by PowerfulBrowse has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
PowerfulBrowse  (signed and verified)

Version:
1.0.5362.39417

MD5:
45766a2bae657bd41f6fc188aa7b176a

SHA-1:
980b15a4c47228a5ce5c023c9ded388100c6c759

SHA-256:
e14a376e1a9fa68992af1385fc51813469fd1c0c4ac8ddd7c8dda8e27c48e268

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
4/19/2024 2:01:53 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.PowerfulBrowse (M)
15.12.23.18

File size:
110.3 KB (112,936 bytes)

Product version:
1.0.5362.39417

Original file name:
PowerfulBrowse.Repmon.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\powerfulbrowse\bin\plugins\powerfulbrowse.repmon.dll

Digital Signature
Signed by:
PowerfulBrowse

Authority:
VeriSign, Inc.

Valid from:
3/28/2014 5:00:00 PM

Valid to:
3/29/2015 4:59:59 PM

Subject:
CN=PowerfulBrowse, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=PowerfulBrowse, L=Santa Monica, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
0D18FDCF326B0F33033260BCD44C1918

File PE Metadata
Compilation timestamp:
9/6/2014 3:54:03 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
1536:z4f1WdOlx/GQuR2s/VhFTzHXNV9hUAgFIdmRb/kEEYHopO+v+V4/jbTe:z4fsdqx/GtrV3gFIdmAcHB+v+Kre

Entry address:
0x1B7F2

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 10, 00, 00, 00, 18, 00, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 01, 00, 00, 00, 30, 00, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 00, 00, 00, 00, 48, 00, 00, 00, 54, C0, 01, 00, AC, 02, 00, 00, 00, 00, 00, 00, AC, 02, 34, 00, 00, 00, 56, 00, 53, 00, 5F, 00, 56, 00, 45, 00, 52, 00, 53, 00, 49, 00, 4F, 00, 4E, 00, 5F, 00, 49, 00...
 
[+]

Entropy:
6.1244

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
102 KB (104,448 bytes)

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