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3d5154ee-6d76-4bf6-9b5f-5adf23dc33e9.dll

PowerfulBrowse

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module 3d5154ee-6d76-4bf6-9b5f-5adf23dc33e9.dll by PowerfulBrowse has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It is also typically executed from the user's temporary directory.
Publisher:
PowerfulBrowse  (signed and verified)

MD5:
c5d7b45ff225c1275929c4577a93b75f

SHA-1:
348a4b8bf9c189c8cd1b83720647b10063a93e1a

SHA-256:
f3a824e9963853d5652b34596a8eab08f34c8c331eea17e84cc83551b2411f32

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:
12/25/2024 12:23:32 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
16.8.3.7

File size:
55.7 KB (57,080 bytes)

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\users\{user}\appdata\local\temp\3d5154ee-6d76-4bf6-9b5f-5adf23dc33e9.dll

Digital Signature
Signed by:
PowerfulBrowse

Authority:
VeriSign, Inc.

Valid from:
3/17/2015 7:00:00 PM

Valid to:
5/16/2016 6:59:59 PM

Subject:
CN=PowerfulBrowse, 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:
5BD9F675D1AB6190F2C5638516563F26

File PE Metadata
Compilation timestamp:
3/31/2016 9:42:41 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
1536:epfYzm+FLUYJa+bbYwYPYPYkYbqGrrXrrXrrrX5Gl7qKbOA6eRA+t1Zhaht4tY:eWLUYJa+bbYwYPYPYkYbqGrrXrrXrrrn

Entry address:
0x8F3A

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, A9, 07, 00, 00, FF, 75, 10, FF, 75, 0C, FF, 75, 08, E8, 07, 00, 00, 00, 83, C4, 0C, 5D, C2, 0C, 00, 6A, 10, 68, A0, B7, 00, 10, E8, C7, 04, 00, 00, 33, C0, 40, 8B, F0, 89, 75, E4, 33, DB, 89, 5D, FC, 8B, 7D, 0C, 89, 3D, 10, D0, 00, 10, 89, 45, FC, 85, FF, 75, 0C, 39, 3D, DC, D1, 00, 10, 0F, 84, D4, 00, 00, 00, 3B, F8, 74, 05, 83, FF, 02, 75, 38, A1, 2C, A4, 00, 10, 85, C0, 74, 0E, FF, 75, 10, 57, FF, 75, 08, FF, D0, 8B, F0, 89, 75, E4, 85, F6, 0F, 84, B1, 00, 00, 00...
 
[+]

Entropy:
6.5242

Developed / compiled with:
Microsoft Visual C++

Code size:
35.5 KB (36,352 bytes)

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