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404c98408afc4f7b8d1f64.dll

loffinam

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module 404c98408afc4f7b8d1f64.dll by loffinam has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
loffinam  (signed and verified)

MD5:
de891c56d381682de94dde49b1b32427

SHA-1:
7ae0fed2017933b12f38692459b1bd694041ba08

SHA-256:
65d56715108b046d5b022c54c6accddbf368fa8cc5c83fd446fbb558049ed959

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:
11/5/2024 2:49:43 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.2.18

File size:
192.8 KB (197,408 bytes)

File type:
Dynamic link library (Win64 DLL)

Common path:
C:\Program Files\loffinam\bin\404c98408afc4f7b8d1f64.dll

Digital Signature
Signed by:
loffinam

Authority:
VeriSign, Inc.

Valid from:
11/14/2013 1:00:00 AM

Valid to:
11/15/2014 12:59:59 AM

Subject:
CN=loffinam, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=loffinam, 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:
22B7A9A338918FF4849948EF0C908FAA

File PE Metadata
Compilation timestamp:
10/13/2014 1:37:04 PM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
10.0

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...
 
[+]

Code size:
128 KB (131,072 bytes)

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