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isr_lj.exe

Yuanyuan Mei

The application isr_lj.exe by Yuanyuan Mei 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:
Yuanyuan Mei  (signed and verified)

MD5:
cc0576a8cc91723aca17a9d4be6fdd3f

SHA-1:
e3a74f0972ea685bbf01dc8ae3897d3880db3984

SHA-256:
ae9954d75a0fdd4b4ceeb21e5979dfa6334ba8cf0e8d4afd7dc5a8a9e4f3e228

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/15/2024 12:41:48 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Elex (M)
16.8.19.0

File size:
503.3 KB (515,368 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Yuanyuan Mei

Authority:
thawte, Inc.

Valid from:
8/11/2016 5:00:00 PM

Valid to:
4/20/2017 4:59:59 PM

Subject:
CN=Yuanyuan Mei, 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:
6C5D7A45FC4FE4003F40D7B13C3AA377

File PE Metadata
Compilation timestamp:
8/14/2016 10:56:24 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:NcR3zp8m/S0USlf8TGf3PAuJlY/XxMo5MyNjlUpbldf3vkjk3Llh1C0IVJr0/lq7:C4oSRyEo4uJlY/hI+y3Z3MAJW0d/ED1x

Entry address:
0x5C8B

Entry point:
E8, E4, 94, 00, 00, E9, 7F, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 57, 56, 8B, 74, 24, 10, 8B, 4C, 24, 14, 8B, 7C, 24, 0C, 8B, C1, 8B, D1, 03, C6, 3B, FE, 76, 08, 3B, F8, 0F, 82, 68, 03, 00, 00, 0F, BA, 25, D4, 78, 42, 00, 01, 73, 07, F3, A4, E9, 17, 03, 00, 00, 81, F9, 80, 00, 00, 00, 0F, 82, CE, 01, 00, 00, 8B, C7, 33, C6, A9, 0F, 00, 00, 00, 75, 0E, 0F, BA, 25, B0, 58, 42, 00, 01, 0F, 82, DA, 04, 00, 00, 0F, BA, 25, D4, 78, 42, 00, 00, 0F, 83, A7, 01, 00, 00, F7, C7, 03, 00, 00, 00, 0F...
 
[+]

Entropy:
7.7427  (probably packed)

Code size:
96.5 KB (98,816 bytes)

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