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smt_istartsurf.exe

4679_smt_istartsurf

Yuxin WANG

The application smt_istartsurf.exe by Yuxin WANG has been detected as adware by 3 anti-malware scanners. It is also typically executed from the user's temporary directory.
Publisher:
Portmon/EE  (signed by Yuxin WANG)

Product:
4679_smt_istartsurf

Description:
Portmon/EE

Version:
7.0.1.12

MD5:
1c90154699fc174980e30a715b03461a

SHA-1:
42217407f189e25e632d6c9142ec12d3771a536c

SHA-256:
f8d1c1171c36ca931546e986a237875542d9fbe8e122a168048a08f0a9fb6564

Scanner detections:
3 / 68

Status:
Adware

Analysis date:
2/7/2026 4:43:38 PM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
Win32/ELEX.EY potentially unwanted (variant)
9.12204

Malwarebytes
PUP.Optional.IStartSurf.ShrtCln
v2015.08.31.07

Reason Heuristics
PUP.ELEX.YuxinWANG (M)
15.9.7.22

File size:
311.7 KB (319,224 bytes)

Product version:
7.0.1.12

Copyright:
Portmon/EE

Original file name:
portmon.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

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

Digital Signature
Signed by:
Yuxin WANG

Authority:
thawte, Inc.

Valid from:
8/30/2015 9:00:00 PM

Valid to:
8/12/2017 8:59:59 PM

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:
251A39265BC12DE8C796F69FA27B9D75

File PE Metadata
Compilation timestamp:
8/28/2015 4:31:28 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:U9KDmF0UPYfD0jZDI8JByxIltt1Azp9FSZCNC+RdbVUhqcxxUvvZB6Sts:UQDm0gy45jqxoCzAZFozJxB6b

Entry address:
0x180B6

Entry point:
E8, 00, BE, 00, 00, E9, 7F, FE, FF, FF, 57, 56, 8B, 74, 24, 10, 8B, 4C, 24, 14, 8B, 7C, 24, 0C, 8B, C1, 8B, D1, 03, C6, 3B, FE, 76, 08, 3B, F8, 0F, 82, 68, 03, 00, 00, 0F, BA, 25, 4C, 4D, 44, 00, 01, 73, 07, F3, A4, E9, 17, 03, 00, 00, 81, F9, 80, 00, 00, 00, 0F, 82, CE, 01, 00, 00, 8B, C7, 33, C6, A9, 0F, 00, 00, 00, 75, 0E, 0F, BA, 25, 50, F8, 43, 00, 01, 0F, 82, DA, 04, 00, 00, 0F, BA, 25, 4C, 4D, 44, 00, 00, 0F, 83, A7, 01, 00, 00, F7, C7, 03, 00, 00, 00, 0F, 85, B8, 01, 00, 00, F7, C6, 03, 00, 00, 00...
 
[+]

Code size:
193 KB (197,632 bytes)

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