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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:
df711a649de4e2289a2669660ed4226b

SHA-1:
abece22cf3be23762b9a6831f06ab89968d3a655

SHA-256:
f0c92ea27d60bab6d9650d057fac2686296f55cbaa8b387012291800c6de603b

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
7/1/2025 3:58:12 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.ELEX.SpeedSearch (M)
16.11.24.10

File size:
492.9 KB (504,751 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:
11/10/2016 6:00:00 AM

Valid to:
3/4/2017 5:59:59 AM

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:
45F48EEF7ECB8944849EE06DDCEAE326

File PE Metadata
Compilation timestamp:
11/9/2016 4:57:12 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
12288:5mJsCgFWn0PGQ77a6orx9Hj+m33yY7JdeCyWzBjvrEH7f:5xC4A0oPHj+m337ttyWprEH7f

Entry address:
0xA956

Entry point:
E9, 5E, B8, 01, 00, E9, C3, 16, 00, 00, 55, 8B, EC, 8B, 45, 08, A3, C4, 61, 46, 00, 5D, C3, 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...
 
[+]

Entropy:
7.8250

Packer / compiler:
Xtreme-Protector v1.05

Code size:
368 KB (376,832 bytes)

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