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outobox.Repmon.dll

outobox

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

Version:
1.0.5386.32399

MD5:
fa01ede68bbda3bc858f072462103029

SHA-1:
d9aaeed6199b0cd733c1ac400703f1c534538e20

SHA-256:
b3e3843c16a3f6da5ca0cfad6772bcbc2bf855ba618705e408cf426d09af04a9

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:
5/14/2024 2:31:31 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.2.28.18

File size:
110.3 KB (112,920 bytes)

Product version:
1.0.5386.32399

Original file name:
outobox.Repmon.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

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

Digital Signature
Signed by:
outobox

Authority:
VeriSign, Inc.

Valid from:
10/7/2013 5:30:00 AM

Valid to:
10/8/2014 5:29:59 AM

Subject:
CN=outobox, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=outobox, 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:
603472DEF1C8B65B2E93E06C16768DB7

File PE Metadata
Compilation timestamp:
10/1/2014 12:30:07 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

Entry address:
0x1B7F6

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, 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, 94, 02, 00, 00, 00, 00, 00, 00, 94, 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, 4E, 00, 46, 00...
 
[+]

Entropy:
6.1166

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

Code size:
102 KB (104,448 bytes)

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