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lly_istartsurf.exe

4025_tugs_istartsurf

Shulan Hou

The application lly_istartsurf.exe by Shulan Hou has been detected as adware by 4 anti-malware scanners. This is a setup program which is used to install the application. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from d2drfrdurj6mvo.cloudfront.net.
Publisher:
Welnk.com  (signed by Shulan Hou)

Product:
4025_tugs_istartsurf

Description:
Welnk

Version:
6.6.86.1630

MD5:
43bb9cc7a09406c2dbfeb693d36c1e26

SHA-1:
0940bf710e53f8d3cbfed7b47762a32f9e71135b

SHA-256:
c79da3a0fb6b72e270931cab27b5f55f9f7b31dea53319044f018b753eedf526

Scanner detections:
4 / 68

Status:
Adware

Analysis date:
11/1/2024 5:24:27 AM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Adware.Mutabaha.508
9.0.1.0198

ESET NOD32
Win32/ELEX.CL potentially unwanted (variant)
9.11892

Malwarebytes
PUP.Optional.IStartSurf.A
v2015.07.17.06

Reason Heuristics
PUP.Ma Lin.ShulanHou (M)
15.6.29.7

File size:
508.6 KB (520,800 bytes)

Product version:
6.6.86.1630

Copyright:
Copyright (C) Wilnk 2006

Original file name:
WeLink.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\lly_istartsurf.exe

Digital Signature
Signed by:
Shulan Hou

Authority:
DigiCert Inc

Valid from:
12/24/2014 1:00:00 AM

Valid to:
1/6/2016 1:00:00 PM

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:
03444231C5CC0150BB1C3EE61168AFD1

File PE Metadata
Compilation timestamp:
6/23/2015 8:14:58 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:dfdM5xzDUYBPW/m0abv35g5FvyonSfW/CqLgJ4yT991Xnob:dlM5pDUOu/ebf5g5FvyoiW/CqLgJjT9e

Entry address:
0x2A0B0

Entry point:
E8, 99, BE, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 83, EC, 20, 8B, 45, 08, 56, 57, 6A, 08, 59, BE, 78, 95, 45, 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, 40, 91, 45, 00, C9, C2, 08, 00, CC, CC, CC, CC, 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...
 
[+]

Code size:
349 KB (357,376 bytes)

The file lly_istartsurf.exe has been seen being distributed by the following URL.

http://d2drfrdurj6mvo.cloudfront.net/.../lly_istartsurf.exe

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