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isr_lm.exe

Ding Ruan

The application isr_lm.exe by Ding Ruan 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:
Ding Ruan  (signed and verified)

MD5:
1ce8a63fc8de5e03b0de1e48f5c2cda8

SHA-1:
4ad5f3b43654cabc1149f13816e88baaccc0a4e8

SHA-256:
4cf870adda7c4f3736330e722c9b5df7cd49cfa581f4a2cfd2bedf57921ad409

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/26/2024 10:59:43 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ELEX (M)
16.11.24.13

File size:
416.5 KB (426,456 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Ding Ruan

Authority:
thawte, Inc.

Valid from:
11/10/2016 7:00:00 AM

Valid to:
4/14/2017 6:59:59 AM

Subject:
CN=Ding Ruan, 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:
03304C10FF27E790E586097AF326C44D

File PE Metadata
Compilation timestamp:
11/9/2016 5:57:12 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
12288:gmVsCgFWn0PGQTra6orx9Hj+m33yY7JdeGf:glC4AEboPHj+m337t7f

Entry address:
0xA956

Entry point:
E8, F5, 9D, FF, FF, 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...
 
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Code size:
368 KB (376,832 bytes)

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