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b8a903753b37495486de64.dll

Fortunitas

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module b8a903753b37495486de64.dll by Fortunitas has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Fortunitas  (signed and verified)

MD5:
827bf6c40f5826a92fe57b96b3b22c92

SHA-1:
abd5a26f70ce822cb603b574414cd8ad13d5d4fe

SHA-256:
5d003966fba9e1cbc7518a29e4b77ca3744026f61c11df9f315a995b154c4db1

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:
4/16/2024 1:05:36 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.Fortunitas (M)
16.2.15.17

File size:
192.8 KB (197,408 bytes)

File type:
Dynamic link library (Win64 DLL)

Common path:
C:\Program Files\fortunitas\bin\b8a903753b37495486de64.dll

Digital Signature
Signed by:
Fortunitas

Authority:
VeriSign, Inc.

Valid from:
11/27/2013 2:00:00 AM

Valid to:
11/28/2014 1:59:59 AM

Subject:
CN=Fortunitas, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Fortunitas, 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:
2F2F8BE6BBAEA40C49A9E24B7BE035FB

File PE Metadata
Compilation timestamp:
8/14/2014 9:52:31 AM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:pP1njdfnYakEYPDXy4VTfFGUTRQJhuK1wpt+xCib6S5:pP1RYEYPDXbTfFnTRQJhve2ZmS5

Entry address:
0x11648

Entry point:
48, 89, 5C, 24, 08, 48, 89, 74, 24, 10, 57, 48, 83, EC, 20, 49, 8B, F8, 8B, DA, 48, 8B, F1, 83, FA, 01, 75, 05, E8, 43, 61, 00, 00, 4C, 8B, C7, 8B, D3, 48, 8B, CE, 48, 8B, 5C, 24, 30, 48, 8B, 74, 24, 38, 48, 83, C4, 20, 5F, E9, A7, FE, FF, FF, CC, CC, CC, 48, 89, 5C, 24, 10, 48, 89, 7C, 24, 18, 55, 48, 8B, EC, 48, 83, EC, 60, 48, 8B, FA, 48, 8B, D9, 48, 8D, 4D, C0, 48, 8D, 15, 75, 00, 01, 00, 41, B8, 40, 00, 00, 00, E8, DA, F4, FF, FF, 48, 8D, 55, 10, 48, 8B, CF, 48, 89, 5D, E8, 48, 89, 7D, F0, E8, B6, DD...
 
[+]

Entropy:
6.1650

Code size:
128 KB (131,072 bytes)

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