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voek4u5n.kco

Surftastic

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file voek4u5n.kco by Surftastic has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Surftastic  (signed and verified)

Version:
1.0.5456.38751

MD5:
40784d7eb4828111dcee2089cd439eed

SHA-1:
c8f058502dbc861defb4dce1225646b59351d9c5

SHA-256:
ff7a5dc9f3296ab980c990a45a1e8392455c54500fe0aa7dd622559a8e639793

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:
5/7/2024 10:14:58 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.Surftastic (M)
16.2.13.22

File size:
79.9 KB (81,832 bytes)

Product version:
1.0.5456.38751

Common path:
C:\Program Files\surftastic\bin\voek4u5n.kco

Digital Signature
Signed by:
Surftastic

Authority:
COMODO CA Limited

Valid from:
5/7/2014 3:00:00 AM

Valid to:
5/8/2015 2:59:59 AM

Subject:
CN=Surftastic, O=Surftastic, STREET=10620 Treena Street Suite 230, L=San Diego, S=Ca, PostalCode=92131, C=US

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
1E51B1BC1DA0D725290BE84DCF88D4EB

File PE Metadata
Compilation timestamp:
12/10/2014 8:31:59 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
768:eULKvP9V9OZY8scRbs3KmqoGaRaebQxk92GkrhgZEnyteDH016D1XApn2YEDZJ2D:7LKtnOmes6mRj91k9znae6aQw/BiDkM

Entry address:
0x3820

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 1E, 2F, 00, 00, FF, 75, 08, 8B, 4D, 10, 8B, 55, 0C, E8, EC, FE, FF, FF, 59, 5D, C2, 0C, 00, 8B, FF, 55, 8B, EC, 83, EC, 20, 8B, 45, 08, 56, 57, 6A, 08, 59, BE, 70, D2, 00, 10, 8D, 7D, E0, F3, A5, 89, 45, F8, 8B, 45, 0C, 5F, 89, 45, FC, 5E, 85, C0, 74, 0C, F6, 00, 08, 74, 07, C7, 45, F4, 00, 40, 99, 01, 8D, 45, F4, 50, FF, 75, F0, FF, 75, E4, FF, 75, E0, FF, 15, 80, D0, 00, 10, C9, C2, 08, 00, B8, 93, 72, 00, 10, A3, D8, 19, 01, 10, C7, 05, DC, 19, 01, 10, 89...
 
[+]

Code size:
47.5 KB (48,640 bytes)

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