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key4_istartsurf.exe

4210_key4_istartsurf

Shulan Hou

The application key4_istartsurf.exe by Shulan Hou has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It is also typically executed from the user's temporary directory.
Publisher:
Welnk.com  (signed by Shulan Hou)

Product:
4210_key4_istartsurf

Description:
Welnk

Version:
6.6.86.1640

MD5:
9f9660dde681919f2a85297a87e37786

SHA-1:
b0f1a9bdf7126467588a6758442eb4ba4536da84

SHA-256:
b7cf997366fdc5131a3b6ba12ca29d083400b58a0b96cd865a0720c7a28cda48

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
5/16/2024 12:25:42 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ELEX.ShulanHo (M)
16.4.18.8

File size:
277.1 KB (283,744 bytes)

Product version:
6.6.86.1000

Copyright:
Copyright (C) Welnk 2006

Original file name:
WeLink.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\key4_istartsurf.exe

Digital Signature
Signed by:
Shulan Hou

Authority:
DigiCert Inc

Valid from:
12/23/2014 4:00:00 PM

Valid to:
1/6/2016 4:00:00 AM

Subject:
CN=Shulan Hou, O=Shulan Hou, L=Dingzhou, S=Hebei, C=CN

Issuer:
CN=DigiCert SHA2 Assured ID Code Signing CA, OU=www.digicert.com, O=DigiCert Inc, C=US

Serial number:
0F53BEA8A702FF6F4D98547A190C3464

File PE Metadata
Compilation timestamp:
7/23/2015 3:47:48 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:BoxCDGaymlXtzSCelgS/oOvtmOcnxY/HkQhpR6:BjaNm8ll/oOFmXnenF6

Entry address:
0x13584

Entry point:
E8, 87, B7, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 83, EC, 20, 8B, 45, 08, 56, 57, 6A, 08, 59, BE, 18, 95, 42, 00, 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, 60, 91, 42, 00, C9, C2, 08, 00, CC, CC, CC, CC, CC, CC, 8B, 4C, 24, 04, F7, C1, 03, 00, 00, 00, 74, 24, 8A, 01, 83, C1, 01, 84, C0, 74, 4E, F7, C1, 03, 00, 00, 00, 75, EF, 05, 00, 00, 00, 00, 8D, A4...
 
[+]

Entropy:
6.2312

Code size:
160 KB (163,840 bytes)

Remove key4_istartsurf.exe - Powered by Reason Core Security
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