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LemurLeap.Repmon.dll

Lemurleap

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

Version:
1.0.5281.32029

MD5:
7b7ddfc12cf44e1e51fa187c00f81414

SHA-1:
c2d72c766df65ea824c4f6ac63346d8e9fc3b212

SHA-256:
f28c8db652b979ddbb3f08f9be9c369df18661940464d1a581e8f5095caaef17

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:
5/4/2024 12:45:26 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.Lemurleap (M)
16.2.15.6

File size:
62.4 KB (63,912 bytes)

Product version:
1.0.5281.32029

Original file name:
LemurLeap.Repmon.dll

File type:
Dynamic link library (Win32 DLL)

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

Digital Signature
Signed by:
Lemurleap

Authority:
COMODO CA Limited

Valid from:
5/6/2014 9:00:00 PM

Valid to:
5/7/2015 8:59:59 PM

Subject:
CN=Lemurleap, O=Lemurleap, STREET=10620 Treena Street Suite 230, L=San Diego, S=Ca, PostalCode=92131, C=US

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
015F3E368C995EC152965B1AABC50D9E

File PE Metadata
Compilation timestamp:
6/17/2014 3:47:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
1536:fx9YquhnFfnA0XAKcLVXIPiwDlCCT4Lwo/7Oh:fx9YHnJ5c5uiwMCT48o6

Entry address:
0xF9F6

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, 00, 01, 00, 9C, 02, 00, 00, 00, 00, 00, 00, 9C, 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...
 
[+]

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

Code size:
54.5 KB (55,808 bytes)

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