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vtt_mystartsearch.exe

2235_vtt_mystartsearch

Ma Lin

The application vtt_mystartsearch.exe by Ma Lin 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:
JWTab  (signed by Ma Lin)

Product:
2235_vtt_mystartsearch

Description:
Tab Syn

Version:
6.3.7601.1275

MD5:
68084ee31a4ee4800a9cafd723e4a831

SHA-1:
1db7f294e4eef3327a5d708f59ae803ed78ab34e

SHA-256:
8f3aa92ddcaa8e84aa74ba9a1c5fc58e235d526f66e4e94b2533362f77f0378f

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:
1/24/2025 10:36:59 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ELEX.MaLin (M)
16.5.7.21

File size:
285 KB (291,880 bytes)

Product version:
6.3.7601.1275

Copyright:
JWTab

Original file name:
Tab.exe

File type:
Executable application (Win32 EXE)

Language:
English (United Kingdom)

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

Digital Signature
Signed by:
Ma Lin

Authority:
WoSign CA Limited

Valid from:
11/24/2014 8:30:56 AM

Valid to:
7/24/2015 8:30:56 AM

Subject:
CN=Ma Lin, L=北京市, S=北京市, C=CN

Issuer:
CN=WoSign Class 2 Code Signing CA, O=WoSign CA Limited, C=CN

Serial number:
26954AE19A551B1D622A23C25DBE2503

File PE Metadata
Compilation timestamp:
11/13/2014 8:21:38 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:DhDG2kR1028HY3zugTBeRM3Znudpzr2SUUsb+4TdRnBHJbhlxOxtsEqsyA+Vxu:NDnS1028HEugTB+IudV2l7dTzP3A+O

Entry address:
0x11DB6

Entry point:
E8, 43, 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, 14, CD, 43, 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, 78, 43, 00, 01, 0F, 82, DA, 04, 00, 00, 0F, BA, 25, 14, CD, 43, 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...
 
[+]

Entropy:
5.8651

Code size:
167.5 KB (171,520 bytes)

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