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luckyleap.ofsvc.dll

lucky leap

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

Version:
1.0.5497.31500

MD5:
587c25744cffeae18a53e682c50507b4

SHA-1:
96b30ad5894db45803af91a04629a78621074a2d

SHA-256:
14ce5f6734464f43ede48bc2aa07e8ca915844ff67fca2044bda1b61132a6501

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:
5/6/2024 7:44:11 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.16.10

File size:
2 MB (2,135,792 bytes)

Product version:
1.0.5497.31500

Original file name:
luckyleap.OfSvc2015012001.dll

File type:
Dynamic link library (Win32 DLL)

Language:
Language Neutral

Common path:
C:\Program Files\lucky leap\bin\plugins\luckyleap.ofsvc.dll

Digital Signature
Signed by:
lucky leap

Authority:
VeriSign, Inc.

Valid from:
10/15/2014 4:00:00 AM

Valid to:
8/14/2015 3:59:59 AM

Subject:
CN=lucky leap, O=lucky leap, 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:
43617BC1835AD477751C6C1F73B21914

File PE Metadata
Compilation timestamp:
1/20/2015 5:30:16 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

Entry address:
0x2093B2

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, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 02, 00, 00, 00, 72, 00, 00, 00, F4, 93, 20, 00, F4, 75, 20, 00, 52, 53, 44, 53, DD, B7, A8, 55, 67, E8, 82, 43, B3, F1, 38, 9D, C0, 4D, 39, A1, 01, 00, 00, 00, 44, 3A, 5C, 55, 74, 69, 6C, 69, 74, 69, 65, 73, 5C, 6B, 74, 75, 35, 6E, 6D, 31, 35, 2E, 31, 62, 6F, 5C, 44, 65, 73, 6B, 74, 6F, 70, 5C, 44, 65, 73, 6B...
 
[+]

Entropy:
7.2876

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

Code size:
2 MB (2,127,360 bytes)

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