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isr_lm.exe

Yuanyuan Zhang

The application isr_lm.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:
cd571792dd4f83554ffec086fae28c38

SHA-1:
35319ebdc9dc0d25a5d12e85a176d2cadb395e42

SHA-256:
94e1449f22151367dd9d4cbc877054257a09412331a65e91c7346fa8bb298201

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/24/2024 12:11:14 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Mutahba (M)
16.10.30.13

File size:
406 KB (415,712 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Yuanyuan Zhang

Authority:
thawte, Inc.

Valid from:
10/17/2016 8:00:00 AM

Valid to:
4/21/2017 7:59:59 AM

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:
7B75C6B0A09AFDB9787F6DFF75AE7844

File PE Metadata
Compilation timestamp:
10/24/2016 8:57:03 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:CHgod3TFz4AdhiKDBNxWdYeTlc1TDi6WZkpaRLi5ok2evLg4pY0yxAu3QRMVlnpm:CAc9/iKDByLy1P3aRLEVp7yGJe5m

Entry address:
0x3253

Entry point:
E8, A3, 13, 00, 00, E9, ED, 8A, 00, 00, 55, 8B, EC, 56, 8B, 75, 08, 85, F6, 74, 59, 8B, 06, 3B, 05, 88, 2B, 46, 00, 74, 07, 50, E8, 31, 6E, 00, 00, 59, 8B, 46, 04, 3B, 05, 8C, 2B, 46, 00, 74, 07, 50, E8, 1F, 6E, 00, 00, 59, 8B, 46, 08, 3B, 05, 90, 2B, 46, 00, 74, 07, 50, E8, 0D, 6E, 00, 00, 59, 8B, 46, 30, 3B, 05, B8, 2B, 46, 00, 74, 07, 50, E8, FB, 6D, 00, 00, 59, 8B, 46, 34, 3B, 05, BC, 2B, 46, 00, 74, 07, 50, E8, E9, 6D, 00, 00, 59, 5E, 5D, C3, 55, 8B, EC, FF, 35, 9C, 36, 46, 00, FF, 15, 58, B0, 45, 00...
 
[+]

Entropy:
7.8125  (probably packed)

Code size:
356.5 KB (365,056 bytes)

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