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xtlsapp.exe

LemurLeap

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application xtlsapp.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:
5262621f02d7afabc1fb8d11cbf3342c

SHA-1:
79f402b94eb3821de0ab67ea35a72e9d4699d797

SHA-256:
cb49f8fb925126faf81e7e792116bd90cd4c20d220184727a878ded4968abe67

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:
12/23/2024 5:30:43 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.1.21.2

File size:
76.8 KB (78,624 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
LemurLeap

Authority:
VeriSign, Inc.

Valid from:
8/13/2013 2:00:00 AM

Valid to:
8/14/2015 1:59:59 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:
3/18/2014 7:04:46 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

Entry address:
0x2BD5

Entry point:
E8, C5, 1A, 00, 00, E9, 89, FE, FF, FF, 3B, 0D, 70, 10, 41, 00, 75, 02, F3, C3, E9, 4C, 1B, 00, 00, 8B, FF, 55, 8B, EC, 5D, E9, 47, 1C, 00, 00, 8B, FF, 55, 8B, EC, 83, EC, 10, EB, 0D, FF, 75, 08, E8, 12, 1D, 00, 00, 59, 85, C0, 74, 0F, FF, 75, 08, E8, 62, 1C, 00, 00, 59, 85, C0, 74, E6, C9, C3, F6, 05, F8, 1F, 41, 00, 01, BF, EC, 1F, 41, 00, BE, D0, D1, 40, 00, 75, 2C, 83, 0D, F8, 1F, 41, 00, 01, 6A, 01, 8D, 45, FC, 50, 8B, CF, C7, 45, FC, D8, D1, 40, 00, E8, 2C, 00, 00, 00, 68, 0E, C4, 40, 00, 89, 35, EC...
 
[+]

Code size:
45.5 KB (46,592 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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