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isr_lj.exe

Yuanyuan Zhang

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

MD5:
bd5f642850023ac1d1e79bc728419f82

SHA-1:
2deeb91d22c136e8e4cc01f38e0392119f8bc5c7

SHA-256:
971f42fadc82b709164f055bdc3477def932f3f6a2cdd5cf7458f6d4754f54b2

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/23/2024 8:03:34 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Mutahba (M)
16.11.21.3

File size:
421.4 KB (431,536 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 Zhang

Authority:
thawte, Inc.

Valid from:
11/2/2016 5:00:00 PM

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

Subject:
CN=Yuanyuan Zhang, 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:
658A86E3C9F53340831B2B6A1056D8DE

File PE Metadata
Compilation timestamp:
11/9/2016 3:35:56 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:Z16ulG2mX8ej8Cx4yiEWsZyDl8Fi+Ojoewp2FJcMNBkj7NBqpnZnMzBpV:ZkulGRXhBdJbFi+OoeHXgXNB6ntQrV

Entry address:
0xA9F3

Entry point:
E8, 9F, 97, FF, FF, E9, A0, 23, 00, 00, 55, 8B, EC, 56, 8B, F1, C7, 06, 2C, F1, 45, 00, E8, A7, 96, FF, FF, F6, 45, 08, 01, 74, 07, 56, E8, 5D, C2, FF, FF, 59, 8B, C6, 5E, 5D, C2, 04, 00, 55, 8B, EC, 51, 51, 53, 56, 8B, 31, 33, C0, 57, 8B, 79, 04, BA, B4, 35, 46, 00, 89, 45, FC, 39, 46, 7C, 74, 75, 8B, 76, 78, 03, F7, 8B, 4E, 18, 85, C9, 74, 69, 39, 46, 14, 74, 64, 8B, C2, C1, E8, 10, 66, 85, C0, 75, 0D, 0F, B7, CA, 3B, 4E, 10, 72, 52, 2B, 4E, 10, EB, 59, 8B, 46, 20, 8B, 5E, 24, 03, C7, 03, DF, 89, 45, F8...
 
[+]

Entropy:
7.7926  (probably packed)

Code size:
371.5 KB (380,416 bytes)

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