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23b89b9d_stp.exe

Linkury LTD

The application 23b89b9d_stp.exe by Linkury has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the Self-extracting archive installer. It is also typically executed from the user's temporary directory.
Publisher:
Linkury LTD  (signed and verified)

MD5:
f327112c364cd4b6e7ed4faa08939ba9

SHA-1:
efc891e429f77b128279a4a87fe17ee6f045196b

SHA-256:
cf10d21bd83a77f0239e6e77663a564905ce1c803239acf89d08ea2c92d5083b

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
11/23/2024 9:38:54 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Linkury.Installer (M)
16.6.1.10

File size:
1.6 MB (1,689,176 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Self-extracting archive

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\23b89b9d_stp.exe

Digital Signature
Signed by:
Linkury LTD

Authority:
GlobalSign nv-sa

Valid from:
10/6/2015 7:14:15 PM

Valid to:
1/23/2017 7:41:00 PM

Subject:
CN=Linkury LTD, O=Linkury LTD, L=Herzliya, S=Israel, C=IL

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
1121E8F0D6CA2B1A5855D63B5F416E91066F

File PE Metadata
Compilation timestamp:
2/15/2015 11:00:31 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
24576:iny/f9uZ9rqNCUkMhELWQGGs4sDITKRLBv7ipxv2K1LY/NPwjocO7fgkO9+4I:HFUIkBLWQGGsX5D7iH+K1JjAfgkO

Entry address:
0x1D7CB

Entry point:
E8, 85, 63, 00, 00, E9, 78, FE, FF, FF, 8B, FF, 55, 8B, EC, 56, 8D, 45, 08, 50, 8B, F1, E8, 82, FC, FF, FF, C7, 06, 20, B2, 42, 00, 8B, C6, 5E, 5D, C2, 04, 00, C7, 01, 20, B2, 42, 00, E9, 37, FD, FF, FF, 8B, FF, 55, 8B, EC, 56, 8B, F1, C7, 06, 20, B2, 42, 00, E8, 24, FD, FF, FF, F6, 45, 08, 01, 74, 07, 56, E8, 52, CA, FF, FF, 59, 8B, C6, 5E, 5D, C2, 04, 00, 8B, FF, 55, 8B, EC, 56, 57, 8B, 7D, 08, 8B, 47, 04, 85, C0, 74, 47, 8D, 50, 08, 80, 3A, 00, 74, 3F, 8B, 75, 0C, 8B, 4E, 04, 3B, C1, 74, 14, 83, C1, 08...
 
[+]

Entropy:
7.9489  (probably packed)

Code size:
162 KB (165,888 bytes)

Remove 23b89b9d_stp.exe - Powered by Reason Core Security
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