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isr_lj.exe

Beijing Caiyunshidai Technology Co., Ltd.

The application isr_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.
Publisher:
Beijing Caiyunshidai Technology Co., Ltd.  (signed and verified)

MD5:
6b4eefba5dc4e43be42dac1f1302e896

SHA-1:
50a0f23ae211ddac26134d96a9d771fce4793e27

SHA-256:
9318fc5b4e9f6285e1990a464d0832b3561995f27bde04136ccac8f21edf346c

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
6/26/2025 7:47:29 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.ELEX.SpeedSearch (M)
16.11.29.6

File size:
497.7 KB (509,615 bytes)

File type:
Executable application (Win32 EXE)

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

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

Authority:
thawte, Inc.

Valid from:
11/16/2016 4:00:00 PM

Valid to:
3/3/1917 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:
0B99C974B37D870B69E1F5B0832AEC89

File PE Metadata
Compilation timestamp:
11/13/2016 10:13:13 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
12288:breeYbOu7YcQTETghoPDx9VGQ8W33fBjvrEH7q:vQK3LQTghoPl7NrEH7q

Entry address:
0x40F8

Entry point:
E9, 9D, F6, 04, 00, E9, D7, A4, 00, 00, 55, 8B, EC, 8B, 45, 08, A3, 8C, 76, 46, 00, 5D, C3, 55, 8B, EC, 56, FF, 75, 08, 8B, F1, 83, 66, 04, 00, C7, 06, 2C, 01, 46, 00, C6, 46, 08, 00, E8, 52, 3A, 00, 00, 8B, C6, 5E, 5D, C2, 04, 00, 8B, 4D, F4, 64, 89, 0D, 00, 00, 00, 00, 59, 5F, 5F, 5E, 5B, 8B, E5, 5D, 51, C3, 6A, 08, E8, 68, F9, FF, FF, 59, C3, 55, 8B, EC, 83, EC, 08, 53, 56, 57, FC, 89, 45, FC, 33, C0, 50, 50, 50, FF, 75, FC, FF, 75, 14, FF, 75, 10, FF, 75, 0C, FF, 75, 08, E8, A9, 2C, 00, 00, 83, C4, 20...
 
[+]

Entropy:
7.8281

Packer / compiler:
Xtreme-Protector v1.05

Code size:
374.5 KB (383,488 bytes)

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