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systweak_installer.exe

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from secure.fastdlcache.com.
MD5:
85101787fb355ab24c200829e9e792ca

SHA-1:
5ccdc656e4112b7086074e2ab482d8702be2df34

SHA-256:
8b7fa4125d94746b6cbc59df67ee932a9cbfbd23bbeb27dda2e45263ff951cfc

Scanner detections:
3 / 68

Status:
Inconclusive  (not enough data for an accurate detection)

Analysis date:
11/27/2024 5:42:48 AM UTC  (today)

Scan engine
Detection
Engine version

Rising Antivirus
NS:PUF.SilenceInstaller!1.9DDF
23.00.65.16225

Trend Micro House Call
TROJ_GEN.F47V0421
7.2.58

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.26.0

File size:
173.3 KB (177,422 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\systweak_installer.exe

File PE Metadata
Compilation timestamp:
12/5/2009 11:52:12 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:/Y4FizYxCDRXJ179hOlspNsSvf+4DApJNhDW0Qx3rOiHMgtzXHoL5MIW665A8Wwd:/FJ0b7PMspNsP7plDW0QZr5t5q2pd5AO

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
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Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://secure.fastdlcache.com/.../SysTweak_Installer.exe

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