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lly_istartsurf.exe

4566_tugs_istartsurf

Yuxin WANG

The application lly_istartsurf.exe by Yuxin WANG 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. The file has been seen being downloaded from d2drfrdurj6mvo.cloudfront.net.
Publisher:
Webank.net  (signed by Yuxin WANG)

Product:
4566_tugs_istartsurf

Description:
Webank

Version:
6.6.86.1664

MD5:
2b966230ffb8fcfca8b8b1208bb12fd8

SHA-1:
e4f5e4ea33c2011a02c4b1ce825dc6903bbb3ba3

SHA-256:
28db2f4f54e6312e1e2594d8cf5d00d36c5cc86dc6814a40940032722555d992

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:
12/25/2024 6:19:16 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ELEX.YuxinWANG (M)
15.9.29.18

File size:
547.8 KB (560,960 bytes)

Product version:
6.6.86.1664

Copyright:
Copyright (C) Webank System Lnk 2006

Original file name:
Webank.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:
Yuxin WANG

Authority:
thawte, Inc.

Valid from:
8/13/2015 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:
7E139A7B7017995B5B87896DDDA95102

File PE Metadata
Compilation timestamp:
8/23/2015 9:10:50 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:P2hGPTJhEj6rZr3T934C8t5xlKqJ6P7NX:+ATJe6pj9Z8t5PKnZ

Entry address:
0x142A6

Entry point:
E8, 87, 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, 60, E5, 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, 10, E2, 45, 00, C9, C2, 08, 00, 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, 00, 00, 8D, A4, 24, 00...
 
[+]

Entropy:
6.3751

Code size:
371 KB (379,904 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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