40.0.0.dll

Dragon Branch

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module 40.0.0.dll by Dragon Branch has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Dragon Branch  (signed and verified)

Version:
1.0.5890.38429

MD5:
4addebf5b7525e237587c38faf3ec5bf

SHA-1:
b907a71a01f0bb0ab6ad96c33d382f16fffdc0a0

SHA-256:
6234f8f5f9a577af73e8b53296b1c904b05f19bad4f55dae0f305949b3f12849

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:
7/2/2020 3:21:55 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.15.23

File size:
54.3 KB (55,568 bytes)

Product version:
1.0.5890.38429

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\ProgramData\b56dff5a-df23-4e43-acde-a4f08b8dcffb\plugins\7\resources\40.0.0.dll

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
3/12/2015 5:30:00 AM

Valid to:
3/12/2016 5:29:59 AM

Subject:
CN=Dragon Branch, O=Dragon Branch, L=Los Angeles, 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:
19F5D4497933566E59B41EAD8B41CB60

File PE Metadata
Compilation timestamp:
2/17/2016 10:51:02 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x175BC

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, F7, 07, 00, 00, FF, 75, 10, FF, 75, 0C, FF, 75, 08, E8, 07, 00, 00, 00, 83, C4, 0C, 5D, C2, 0C, 00, 6A, 10, 68, A8, 16, 02, 10, E8, 15, 05, 00, 00, 33, C0, 40, 8B, F0, 89, 75, E4, 33, DB, 89, 5D, FC, 8B, 7D, 0C, 89, 3D, 10, 00, 03, 10, 89, 45, FC, 85, FF, 75, 0C, 39, 3D, E4, 02, 03, 10, 0F, 84, D4, 00, 00, 00, 3B, F8, 74, 05, 83, FF, 02, 75, 38, A1, 5C, 07, 02, 10, 85, C0, 74, 0E, FF, 75, 10, 57, FF, 75, 08, FF, D0, 8B, F0, 89, 75, E4, 85, F6, 0F, 84, B1, 00, 00, 00...
 
[+]

Entropy:
6.4585

Developed / compiled with:
Microsoft Visual C++

Code size:
33 KB (33,792 bytes)

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