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winsta.exe

Polyanskaya Irina

The is the installer for the WebPick InstalleRex download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application winsta.exe by Polyanskaya Irina has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Polyanskaya Irina  (signed and verified)

MD5:
6a9b253e1183ce37bd3a3d93ad0e6e58

SHA-1:
c886cd8abb64feda0897297cbeeea0d18ce80d72

SHA-256:
eacb649e1afb603b8358725024a0e203dad016f49b16955b119eccc5afc5f687

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:
5/21/2024 8:03:39 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick (M)
16.12.31.1

File size:
152.6 KB (156,240 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\roaming\winsta\winsta.exe

Digital Signature
Signed by:
Polyanskaya Irina

Authority:
COMODO CA Limited

Valid from:
8/25/2014 2:00:00 AM

Valid to:
8/26/2015 1:59:59 AM

Subject:
CN=Polyanskaya Irina, O=Polyanskaya Irina, STREET="Suhata Reka, Bl. 225A, Ap. 42", L=Sofia, S=Sofia, PostalCode=1517, C=BG

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00A4C6F876119E08B1C5FF63372D64B83F

File PE Metadata
Compilation timestamp:
1/29/2015 1:54:19 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

Entry address:
0x90E6

Entry point:
E8, E4, 5A, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 5D, E9, D2, 07, 00, 00, 3B, 0D, F0, 24, 42, 00, 75, 02, F3, C3, E9, 60, 5B, 00, 00, 8B, FF, 55, 8B, EC, 8B, 45, 08, 56, 8B, F1, C6, 46, 0C, 00, 85, C0, 75, 63, E8, CF, 55, 00, 00, 89, 46, 08, 8B, 48, 6C, 89, 0E, 8B, 48, 68, 89, 4E, 04, 8B, 0E, 3B, 0D, 60, 2C, 42, 00, 74, 12, 8B, 0D, 18, 2A, 42, 00, 85, 48, 70, 75, 07, E8, CA, 65, 00, 00, 89, 06, 8B, 46, 04, 3B, 05, 20, 29, 42, 00, 74, 16, 8B, 46, 08, 8B, 0D, 18, 2A, 42, 00, 85, 48, 70, 75, 08, E8...
 
[+]

Code size:
107.5 KB (110,080 bytes)

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