{b603f7e1-ddac-4fe9-a3e2-7192168751ae}.dll

Crazy Score

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module {b603f7e1-ddac-4fe9-a3e2-7192168751ae}.dll by Crazy Score 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:
Crazy Score  (signed and verified)

Version:
1.0.5734.13941

MD5:
301d25e1156db13224ca2f15b76df968

SHA-1:
375b742818a55a1fe8ca6f28a9bc5abb6b00ade4

SHA-256:
f25d2e6890455a087edde432c6e5b3aff8df57a9dd48f0928cd822103306d165

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:
11/21/2024 10:34:15 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.16.3

File size:
533.3 KB (546,056 bytes)

Product version:
1.0.5734.13941

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{b603f7e1-ddac-4fe9-a3e2-7192168751ae}.dll

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
3/5/2015 9:00:00 PM

Valid to:
3/5/2016 8:59:59 PM

Subject:
CN=Crazy Score, O=Crazy Score, L=San Diego, 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:
787CCA0851A6106E9FCB411D35B4D2A0

File PE Metadata
Compilation timestamp:
9/13/2015 11:44:49 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x1C8DC

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, A2, 8D, 00, 00, FF, 75, 10, FF, 75, 0C, FF, 75, 08, E8, 07, 00, 00, 00, 83, C4, 0C, 5D, C2, 0C, 00, 6A, 0C, 68, 30, 5B, 05, 10, E8, 75, 2E, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, CC, FF, 07, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, BC, 65, 04, 10, 85, C9, 74, 0C, FF, 75, 10, 56, FF, 75, 08, FF, D1, 89, 45, E4, 85, C0, 0F, 84, B1, 00, 00, 00, FF, 75, 10, 56, FF, 75, 08, E8, 11, FE, FF, FF, 89, 45, E4...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
274.5 KB (281,088 bytes)

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