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winlock.exe

TLAPIA

The application winlock.exe by TLAPIA has been detected as a potentially unwanted program by 2 anti-malware scanners. The program is a setup application that uses the Inno Setup installer. The file has been seen being downloaded from www.instant-dl.com and multiple other hosts.
Publisher:
Tlapia   (signed by TLAPIA)

Version:
1.4.1.2

MD5:
57fe8a4fab85c7fac9366679f85808b0

SHA-1:
49954c641386ba960a7bfc4a7b568e95cda919a0

SHA-256:
5886867194a0ab99f0f247157fb982a96a66b6e49580363dfa3bfffc8ee5a88d

Scanner detections:
2 / 68

Status:
Potentially unwanted

Analysis date:
4/26/2024 8:40:10 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
MSIL:Agent-BUN [Trj]
2014.9-140528

Reason Heuristics
PUP.TLAPIA.Installer (M)
16.3.7.12

File size:
1.7 MB (1,806,648 bytes)

Product version:
1.4.1.2

Copyright:
Tlapia

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\winlock.exe

Digital Signature
Signed by:
TLAPIA

Authority:
VeriSign, Inc.

Valid from:
1/22/2013 1:00:00 AM

Valid to:
1/23/2014 12:59:59 AM

Subject:
CN=TLAPIA, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=TLAPIA, L=Montevideo, S=montevideo, C=UY

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
59F70BE7091286E5251B02778D136FF2

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
49152:n9PEhGXpaTnN3uOtzoCXVCd8R419ZaNrtK:9PnYNRnX8d8RwoxU

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
39.5 KB (40,448 bytes)

The file winlock.exe has been seen being distributed by the following 4 URLs.

http://www.instant-dl.com/.../adobe-reader-file.exe

http://www.instant-dl.com/.../avatar-file.exe

http://www.instant-dl.com/.../libreoffice-file.exe

http://www.instant-dl.com/.../winlock-file.exe

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