3gs_lj.exe

Ding Ruan

The application 3gs_lj.exe by Ding Ruan has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a setup program which is used to install the application. The file has been seen being downloaded from d3g1g0k0wwnjag.cloudfront.net.
Publisher:
Ding Ruan  (signed and verified)

MD5:
e2ed02dc1887488f2090938f98a8558a

SHA-1:
e146f67f877d9793cde7df04c9e4d7baa43e377e

SHA-256:
cabd0c425a2e804ccd1742b1fc64ce6ea8972b6947f8abeeef30b8237338871a

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
5/13/2025 5:24:58 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ELEX (M)
16.10.12.12

File size:
413.9 KB (423,848 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\temp\3gs_lj.exe

Digital Signature
Signed by:

Authority:
thawte, Inc.

Valid from:
9/28/2016 4:00:00 AM

Valid to:
4/14/2017 3:59:59 AM

Subject:
CN=Ding Ruan, 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:
71E7658468D29367296A74F17571A3AF

File PE Metadata
Compilation timestamp:
10/9/2016 1:56:46 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:SSnyNQRm4w2TjNjO+fk0zQUsfltZxryjKKX7JLGvM5ISgEC9dBJ/2OXeSfNQ1pGN:jyum1Kfk0zWfZADX8vMSLVdb+OZm3u

Entry address:
0x8AD7

Entry point:
E8, F7, CA, FF, FF, E9, B3, 46, 00, 00, 85, C0, 75, 06, 66, 0F, EF, C0, EB, 11, 66, 0F, 6E, C0, 66, 0F, 60, C0, 66, 0F, 61, C0, 66, 0F, 70, C0, 00, 53, 51, 8B, D9, 83, E3, 0F, 85, DB, 75, 78, 8B, DA, 83, E2, 7F, C1, EB, 07, 74, 30, 66, 0F, 7F, 01, 66, 0F, 7F, 41, 10, 66, 0F, 7F, 41, 20, 66, 0F, 7F, 41, 30, 66, 0F, 7F, 41, 40, 66, 0F, 7F, 41, 50, 66, 0F, 7F, 41, 60, 66, 0F, 7F, 41, 70, 8D, 89, 80, 00, 00, 00, 4B, 75, D0, 85, D2, 74, 37, 8B, DA, C1, EB, 04, 74, 0F, EB, 03, 8D, 49, 00, 66, 0F, 7F, 01, 8D, 49...
 
[+]

Entropy:
7.7916  (probably packed)

Code size:
363.5 KB (372,224 bytes)

The file 3gs_lj.exe has been seen being distributed by the following URL.

http://d3g1g0k0wwnjag.cloudfront.net/.../3gs_lj.exe

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