llys_istartsurf.exe

4961_tugss_istartsurf

CHAODONG XIAO

The executable llys_istartsurf.exe has been detected as malware by 1 anti-virus scanner. The file has been seen being downloaded from d2drfrdurj6mvo.cloudfront.net.
Publisher:
CHAODONG XIAO  (signed and verified)

Product:
4961_tugss_istartsurf

Description:
Installer Module

Version:
1.0.0.2

MD5:
21d4cc02b35acc713ee13496c4aa7ff9

SHA-1:
58d8fd20e3881e72999f962450fbf032c007c3aa

SHA-256:
d06db87754a14443488f60c07999040c7d60bafb6c98f6721a202f138689ce8c

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
2/25/2025 10:32:36 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Threat.Win.Reputation.IMP
15.10.29.9

File size:
538.8 KB (551,680 bytes)

Product version:
1.0.0.2

Copyright:
Copyright 2015

Original file name:
Installer.exe

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:

Authority:
thawte, Inc.

Valid from:
10/29/2015 3:00:00 AM

Valid to:
10/21/2016 2:59:59 AM

Subject:
CN=CHAODONG XIAO, 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:
0A0D53AD89A6A99CB029FB90BD951F0A

File PE Metadata
Compilation timestamp:
10/15/2015 8:39:01 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
12288:4OadwD+OFIWCCCwOvmBU5SWCN17GfEuvFM4OrPBWaD2WXN9ihrrrri:GEwgWCOEuvFM4+saDvXN9is

Entry address:
0x2EF57

Entry point:
E8, C7, AD, 00, 00, E9, 39, FE, FF, FF, 55, 8B, EC, 56, 57, 8B, 7D, 08, 85, FF, 74, 13, 8B, 4D, 0C, 85, C9, 74, 0C, 8B, 55, 10, 85, D2, 75, 1A, 33, C0, 66, 89, 07, E8, 64, 27, 00, 00, 6A, 16, 5E, 89, 30, E8, 04, 2E, 00, 00, 8B, C6, 5F, 5E, 5D, C3, 8B, F7, 66, 83, 3E, 00, 74, 06, 83, C6, 02, 49, 75, F4, 85, C9, 74, D4, 2B, F2, 0F, B7, 02, 66, 89, 04, 16, 8D, 52, 02, 66, 85, C0, 74, 03, 49, 75, EE, 33, C0, 85, C9, 75, D0, 66, 89, 07, E8, 20, 27, 00, 00, 6A, 22, EB, BA, 55, 8B, EC, 56, 8B, 75, 08, 85, F6, 74...
 
[+]

Entropy:
6.0056

Code size:
346.5 KB (354,816 bytes)

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

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