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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:
6042b0d7c65135c4b0f655023c99a54d

SHA-1:
03b4664656f8ad33916f068c3db4789cd1ce7f47

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/15/2024 12:39:19 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Elex (M)
16.8.19.0

File size:
595.1 KB (609,379 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Documents and Settings\{user}\Local settings\temp\{random}.tmp\isr_lj.exe

Digital Signature
Signed by:
Yuanyuan Mei

Authority:
thawte, Inc.

Valid from:
8/11/2016 7:00:00 AM

Valid to:
4/21/2017 6:59:59 AM

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:
19908A5548B59CE82F392297F289696B

File PE Metadata
Compilation timestamp:
8/11/2016 3:11:50 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
12288:zU2SRzMM7PwmOFKp803Xy0/vfbMLvEs0QZpoO3mOROIj14zkz:zUFR77PwmOF4/3Xy6vfEEs0Cj6kz

Entry address:
0x5C8B

Entry point:
60, E8, 00, 00, 00, 00, 5B, 81, EB, D0, 48, B2, 02, 83, EC, 74, 8B, EC, 8B, 83, AB, 4B, B2, 02, 89, 45, 00, 8B, 83, B3, 4B, B2, 02, 03, 45, 00, 89, 45, 2C, 8B, 83, B7, 4B, B2, 02, 03, 45, 00, 89, 45, 30, C7, 45, 14, 00, 00, 00, 00, C7, 45, 18, 00, 00, 00, 00, C7, 45, 1C, 00, 00, 00, 00, 8B, 45, 14, FF, 45, 14, 66, 33, C9, 8A, 8C, 03, FF, 4B, B2, 02, 84, C9, 74, 7A, 8B, 45, 1C, 66, 01, 4D, 1C, 03, C3, 05, 13, 4C, B2, 02, 50, 8B, 45, 2C, FF, 10, 85, C0, 0F, 84, 5E, 02, 00, 00, 89, 45, 10, 8B, 45, 1C, 03, C3...
 
[+]

Entropy:
7.6224

Packer / compiler:
ASPack v1.08.04

Code size:
96.5 KB (98,816 bytes)

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