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lemurleap.browseradapter.exe

LemurLeap

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application lemurleap.browseradapter.exe by LemurLeap has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. While running, it connects to the Internet address install.lemurleap.info on port 80 using the HTTP protocol.
Publisher:
LemurLeap  (signed and verified)

MD5:
80159a9444a52f510391f0a055aad0ff

SHA-1:
180e50e9e4301b0ed558873c5e46fb40e04865ce

SHA-256:
3df7f3291bfc291d35ed029d2f86cc5f6ca5a43a2c152d43e0de6cef748f298c

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:
4/18/2024 4:55:38 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.LemurLeap (M)
16.2.10.20

File size:
105.8 KB (108,320 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\lemurleap\bin\lemurleap.browseradapter.exe

Digital Signature
Signed by:
LemurLeap

Authority:
VeriSign, Inc.

Valid from:
8/13/2013 3:00:00 AM

Valid to:
8/14/2015 2:59:59 AM

Subject:
CN=LemurLeap, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=LemurLeap, 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:
59846B2F05AAAD396A7E942BF33F16B3

File PE Metadata
Compilation timestamp:
5/20/2015 6:27:13 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
1536:pkia8A7QPno105F3emHt7bu26Gf3p/ekGVn8BxbZ+iWxT:pkia85W05FLN7yDOVxxbZ+iW

Entry address:
0x4BD5

Entry point:
E8, D5, 21, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 5D, E9, 03, 06, 00, 00, 3B, 0D, 70, 60, 41, 00, 75, 02, F3, C3, E9, 51, 22, 00, 00, 8B, FF, 55, 8B, EC, 83, EC, 10, EB, 0D, FF, 75, 08, E8, 54, 23, 00, 00, 59, 85, C0, 74, 0F, FF, 75, 08, E8, 9A, 07, 00, 00, 59, 85, C0, 74, E6, C9, C3, F6, 05, 38, 75, 41, 00, 01, BF, 2C, 75, 41, 00, BE, 5C, 22, 41, 00, 75, 2C, 83, 0D, 38, 75, 41, 00, 01, 6A, 01, 8D, 45, FC, 50, 8B, CF, C7, 45, FC, 64, 22, 41, 00, E8, 2C, 00, 00, 00, 68, 7E, 1E, 41, 00, 89, 35, 2C...
 
[+]

Code size:
68 KB (69,632 bytes)

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to wpc.0952.edgecastcdn.net  (68.232.34.163:80)

TCP (HTTP):
Connects to install.lemurleap.info  (70.186.131.186:80)

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