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lly_istartsurf.exe

4627_tugs_istartsurf

Yuxin WANG

The application lly_istartsurf.exe by Yuxin WANG has been detected as adware by 6 anti-malware scanners. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from d2drfrdurj6mvo.cloudfront.net.
Publisher:
7th  (signed by Yuxin WANG)

Product:
4627_tugs_istartsurf

Description:
7th

Version:
7,0,0,2781

MD5:
a91e2fafafd13d6972d0bafe4d649227

SHA-1:
99b9f2a5ad4177b115b888fbc03e9ef6bb54232c

SHA-256:
005d38f4c17585f84aec80101467155dd291190a8012f22c7e78ddef3edaa421

Scanner detections:
6 / 68

Status:
Adware

Analysis date:
12/26/2024 11:21:25 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Adware-gen [Adw]
2014.9-150828

Emsisoft Anti-Malware
Gen:Variant.Adware.Graftor.242090
8.15.08.28.05

F-Secure
Gen:Variant.Adware.Graftor
11.2015-28-08_6

Malwarebytes
PUP.Optional.MyStartSearch.ShrtCln
v2015.08.28.05

Norman
Gen:Variant.Adware.Graftor.242090
11.20150828

Reason Heuristics
PUP.ELEX.YuxinWANG (M)
15.8.28.13

File size:
309.7 KB (317,176 bytes)

Product version:
7,0,0,2781

Copyright:
7th

Original file name:
7th

File type:
Executable application (Win32 EXE)

Language:
English (United Kingdom)

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

Digital Signature
Signed by:
Yuxin WANG

Authority:
thawte, Inc.

Valid from:
8/24/2015 5:30:00 AM

Valid to:
8/13/2017 5:29:59 AM

Subject:
CN=Yuxin WANG, OU=Individual Developer, O=No Organization Affiliation, L=Beijing, S=Beijing, C=CN

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
5E0A96A879C14FAB2B581CDE41B1B811

File PE Metadata
Compilation timestamp:
8/26/2015 8:10:02 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:oRk1HUHRgc6lF3CO3nhMGnGcxnOC/V26Plg/5tz+2AY96V4QWxcAz0lNP:ik1H/bnBVbPM5tz+4N4NP

Entry address:
0x23464

Entry point:
E8, 5E, CF, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 20, 77, 44, 00, E8, 56, 67, 00, 00, E8, 82, 2D, 00, 00, 0F, B7, F0, 6A, 02, E8, F1, CE, 00, 00, 59, B8, 4D, 5A, 00, 00, 66, 39, 05, 00, 00, 40, 00, 74, 04, 33, DB, EB, 33, A1, 3C, 00, 40, 00, 81, B8, 00, 00, 40, 00, 50, 45, 00, 00, 75, EB, B9, 0B, 01, 00, 00, 66, 39, 88, 18, 00, 40, 00, 75, DD, 33, DB, 83, B8, 74, 00, 40, 00, 0E, 76, 09, 39, 98, E8, 00, 40, 00, 0F, 95, C3, 89, 5D, E4, E8, B2, 63, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Entropy:
6.3047

Code size:
235.5 KB (241,152 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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