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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:
a8e332f359dbe433330a279de3c90a27

SHA-1:
518a8422be6508fa9cc9ffe22061a1c1f09f4eee

SHA-256:
2309bd2604322a40fb180286b5575895bd8231550a2b593f7a35082a9bc90322

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
5/17/2025 1:32:22 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ELEX (M)
16.12.21.17

File size:
404.2 KB (413,920 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Ding Ruan

Authority:
thawte, Inc.

Valid from:
12/14/2016 4:00:00 PM

Valid to:
4/13/2017 4:59:59 PM

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:
7D515C25EB0A74C63EAA5EA1FA8DF603

File PE Metadata
Compilation timestamp:
12/12/2016 2:59:56 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x2CA7

Entry point:
E8, 7A, 0B, 00, 00, E9, 7C, 89, 00, 00, 55, 8B, EC, 8D, 41, 09, 50, 8B, 45, 08, 83, C0, 09, 50, E8, CC, A3, 00, 00, F7, D8, 59, 1B, C0, 59, 40, 5D, C2, 04, 00, 55, 8B, EC, 56, 8B, F1, E8, 8B, 03, 00, 00, F6, 45, 08, 01, 74, 07, 56, E8, D6, 38, 00, 00, 59, 8B, C6, 5E, 5D, C2, 04, 00, 55, 8B, EC, 8B, 55, 08, 85, D2, 74, 2B, 83, 79, 14, 10, 72, 04, 8B, 01, EB, 02, 8B, C1, 3B, D0, 72, 1B, 83, 79, 14, 10, 56, 72, 04, 8B, 31, EB, 02, 8B, F1, 8B, 41, 10, 03, C6, 5E, 3B, C2, 76, 04, B0, 01, EB, 02, 32, C0, 5D, C2...
 
[+]

Entropy:
7.8228  (probably packed)

Code size:
360 KB (368,640 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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