biblioteka.exe

This is a setup program which is used to install the application. It is set to automatically start when a user logs into Windows via the current user run registry key under the display name ‘Biblioteka’. The file has been seen being downloaded from www.wojciechkulik.pl.
MD5:
278bc898be27d14e117056278c363935

SHA-1:
b4e94f556e2b73d23ee2d6d9924d3a48b8f79392

SHA-256:
0ab8b139125151ec7f5dfc3073ade9054b84a583b04c96fbe58bc95717ed3061

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
11/16/2024 3:37:35 PM UTC  (today)

File size:
1.3 MB (1,393,152 bytes)

File type:
Executable application (Win32 EXE)

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:vQHMoDVzdWpDa7u7a89JSCv2VyANLiKP4kmJ462XTCxjJb7A:vqVnuG8rSCv+xRxLC7

Entry address:
0x1103A8

Entry point:
55, 8B, EC, 83, C4, F0, 53, B8, E8, FF, 50, 00, E8, 63, 69, EF, FF, 8B, 1D, 38, 4C, 51, 00, 8B, 03, E8, F6, 63, F6, FF, 8B, 03, BA, A8, 04, 51, 00, E8, E2, 5F, F6, FF, 8B, 0D, EC, 4D, 51, 00, 8B, 03, 8B, 15, 44, A6, 50, 00, E8, EF, 63, F6, FF, 8B, 0D, 34, 4E, 51, 00, 8B, 03, 8B, 15, C4, 05, 4E, 00, E8, DC, 63, F6, FF, 8B, 0D, E0, 4B, 51, 00, 8B, 03, 8B, 15, 24, 14, 4E, 00, E8, C9, 63, F6, FF, 8B, 0D, 50, 4A, 51, 00, 8B, 03, 8B, 15, 58, 34, 4E, 00, E8, B6, 63, F6, FF, 8B, 0D, 14, 4D, 51, 00, 8B, 03, 8B, 15...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
1.1 MB (1,111,552 bytes)

Startup File (User Run)
Registry location:
HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

Name:
Biblioteka

Command:
C:\users\{user}\desktop\biblioteka.exe


The file biblioteka.exe has been seen being distributed by the following URL.

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