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wiskit21.exe

The executable wiskit21.exe, “SFX Maker SFX (SelF-eXtracting archive)” has been detected as malware by 3 anti-virus scanners. This is a setup program which is used to install the application. The file has been seen being downloaded from home.wxs.nl.
Description:
SFX Maker SFX (SelF-eXtracting archive)

Version:
2.5.8.50

MD5:
40398245096de83e4189191b1c5834c1

SHA-1:
898bb377e847dead3d7f96f7e422c54d4f11c93d

SHA-256:
bd8f73736207b5645e25aee6e3bfb879879455042aac2d08541d5933c7e936ab

Scanner detections:
3 / 68

Status:
Malware

Analysis date:
6/28/2025 10:42:06 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Threat.Win.Reputation.IMP
15.2.5.6

Trend Micro House Call
PAK_Generic.001
7.2.36

Trend Micro
PAK_Generic.001
10.465.05

File size:
926.1 KB (948,299 bytes)

Copyright:
Copyright © David Cornish 1998-2001

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\downloads\wiskit21.exe

File PE Metadata
Compilation timestamp:
8/27/2001 6:33:36 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
1.3

CTPH (ssdeep):
12288:A+tcnozZih4kMMd10unBAIbX7gG9dAX0kWPLMWjEGX2x+TRjwwBECrZkcOxp+3fS:Atbh4kRd1VAsVApWoWjE2bHFqeqKjq

Entry address:
0x27B50

Entry point:
60, BE, 15, 00, 42, 00, 8D, BE, EB, 0F, FE, FF, 57, 83, CD, FF, EB, 10, 90, 90, 90, 90, 90, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, EF, 75, 09, 8B, 1E, 83, EE, FC, 11, DB, 73, E4, 31, C9, 83, E8, 03, 72, 0D, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 74, 89, C5, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, 75, 20, 41, 01, DB, 75...
 
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Packer / compiler:
UPX 2.90LZMA

Code size:
32 KB (32,768 bytes)

The file wiskit21.exe has been seen being distributed by the following URL.

http://home.wxs.nl/~hklein/.../wiskit21.exe

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