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3gs_lj.exe

Beijing Caiyunshidai Technology Co., Ltd.

The application 3gs_lj.exe by Beijing Caiyunshidai Technology Co. 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:
Beijing Caiyunshidai Technology Co., Ltd.  (signed and verified)

MD5:
8e18a3865c2340a6c25d82ac4e5faea2

SHA-1:
6408d1927aea0846e1e6f6718b74079df1a48f9e

SHA-256:
f298f20b3f7c416fafa219448d1d99f01c09104b7d5439b6e5e4efef3c4dc950

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
1/4/2026 2:54:01 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.ELEX.SpeedSearch (M)
16.12.15.9

File size:
404.5 KB (414,184 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Beijing Caiyunshidai Technology Co., Ltd.

Authority:
thawte, Inc.

Valid from:
12/8/2016 4:00:00 PM

Valid to:
3/3/2017 3:59:59 PM

Subject:
CN="Beijing Caiyunshidai Technology Co., Ltd.", O="Beijing Caiyunshidai Technology Co., Ltd.", L=Beijing, S=Beijing, C=CN

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
084F40630992F1E2342ECCA44AC51A60

File PE Metadata
Compilation timestamp:
12/1/2016 3:43:10 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x9EA3

Entry point:
E8, 7F, C5, FF, FF, E9, F0, 1C, 00, 00, 55, 8B, EC, 8B, 45, 08, 3B, 48, 04, 75, 0C, 8B, 00, 3B, 45, 0C, 75, 05, 33, C0, 40, EB, 02, 33, C0, 5D, C2, 08, 00, 6A, 01, 6A, 00, 6A, 00, E8, 11, 21, 00, 00, 83, C4, 0C, C3, 55, 8B, EC, FF, 75, 08, FF, 15, D8, B0, 45, 00, 50, FF, 15, DC, B0, 45, 00, 5D, C3, 55, 8B, EC, 56, E8, E3, A8, FF, FF, 8B, F0, 85, F6, 0F, 84, 45, 01, 00, 00, 8B, 56, 5C, 8B, CA, 57, 8B, 7D, 08, 39, 39, 74, 0D, 83, C1, 0C, 8D, 82, 90, 00, 00, 00, 3B, C8, 72, EF, 8D, 82, 90, 00, 00, 00, 3B, C8...
 
[+]

Entropy:
7.8186  (probably packed)

Code size:
358.5 KB (367,104 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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