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qualitink.exe

qualitink

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

Version:
1.0.5385.5226

MD5:
772266c03d030983dbf2a16c0dc42d06

SHA-1:
8a106ca62fcee8adb7a744d6e193abd61885a88e

SHA-256:
5727db2bfadab952b86bca6a398f2286064ece62f1189f92a7091a452d1926c3

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 2:49:55 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.qualitink (M)
16.2.10.18

File size:
510.3 KB (522,528 bytes)

Product version:
1.0.5385.5226

Original file name:
qualitink.exe

Language:
Language Neutral

Common path:
C:\Program Files\qualitink\bin\tmp8a76.tmp

Digital Signature
Signed by:
qualitink

Authority:
VeriSign, Inc.

Valid from:
9/19/2013 3:00:00 AM

Valid to:
9/20/2015 2:59:59 AM

Subject:
CN=qualitink, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=qualitink, 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:
0E5E2B6947A31815C876634E7DEC4B4E

File PE Metadata
Compilation timestamp:
9/29/2014 1:54:18 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
6.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
12288:O+d50xLG/z5K7TzPU6T/epsxtRVIqS+N5HJ:OE0Q/L7p6t7l5

Entry address:
0x7F3B2

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, 5C, 00, 00, 00, F4, F3, 07, 00, F4, D5, 07, 00, 52, 53, 44, 53, 4C, 9B, B5, AF, D3, E3, C1, 4E, AD, 96, 68, 8D, C2, EE, A0, D8, 01, 00, 00, 00, 44, 3A, 5C, 55, 74, 69, 6C, 69, 74, 69, 65, 73, 5C, 6D, 6A, 76, 66, 79, 6B, 78, 77, 2E, 72, 30, 64, 5C, 44, 65, 73, 6B, 74, 6F, 70, 5C, 44, 65, 73, 6B...
 
[+]

Entropy:
5.9340

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

Code size:
501.5 KB (513,536 bytes)

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