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wr531sk.exe

The executable wr531sk.exe has been detected as malware by 1 anti-virus scanner. This is a setup program which is used to install the application. The file has been seen being downloaded from www.avir.sk and multiple other hosts.
MD5:
a453a901021efcc640aca5ced7be785b

SHA-1:
5d946bfc406cd5c1d731b0f6290b323119abd3c0

SHA-256:
69aca134d1d1b5560a544b32cd2b1e9c02c3bf30ccddb4d6525b1a125d0db48c

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
4/25/2024 9:40:15 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Threat.Generic.Variant
16.2.24.0

File size:
1.8 MB (1,911,818 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\downloads\wr531sk.exe

File PE Metadata
Compilation timestamp:
2/3/2016 7:38:36 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
24576:UveVVZugLhmroFj4kgFfRg0zS0tc/BeKIqJz+RG+/Zbjet3knNhCBTXs2Tyxvi4u:nqoFC5gD0tN4+wuitUNchTyZRPY

Entry address:
0x1E06B

Entry point:
E8, DF, 65, 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, 74, C8, 42, 00, 8B, C6, 5E, 5D, C2, 04, 00, C7, 01, 74, C8, 42, 00, E9, 37, FD, FF, FF, 8B, FF, 55, 8B, EC, 56, 8B, F1, C7, 06, 74, C8, 42, 00, E8, 24, FD, FF, FF, F6, 45, 08, 01, 74, 07, 56, E8, 6E, 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:
7.9546  (probably packed)

Code size:
164.5 KB (168,448 bytes)

The file wr531sk.exe has been seen being distributed by the following 3 URLs.

http://www.avir.sk/.../wr531sk.exe

ftp://ftp.sac.sk/pub/sac/.../wr531sk.exe

ftp://ftp.elf.stuba.sk/pub/pc/.../wr531sk.exe

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