Analysis
- max time kernel
149s - max time network
156s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system - submitted
27/11/2022, 16:36
Static task
static1
Behavioral task
behavioral1
Sample
1c06364242025d376588209d7696b2a7d30b7dc821dce8e6e97765199022c96f.exe
Resource
win7-20220812-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
1c06364242025d376588209d7696b2a7d30b7dc821dce8e6e97765199022c96f.exe
Resource
win10v2004-20220901-en
7 signatures
150 seconds
General
- Target 1c06364242025d376588209d7696b2a7d30b7dc821dce8e6e97765199022c96f.exe
- Size 541KB
- Sample221127-t4exeaca59
- SHA256 1c06364242025d376588209d7696b2a7d30b7dc821dce8e6e97765199022c96f
- MD5 378a1bc54157f559dcd2d44a968aae8e
- SHA1 4c22a9396fcb85a7c84efab452bf4994ad0a8ded
- SHA512 917d5604c0f09f87857e54978f1dfb8e9313881393fa1da4101606968747c1e764016b82adf758b12653e11b83032eb1dbc5383258fc498f5058e4e972ee356b
- SSDEEP 12288:YR2siYxfXbvBv7LNN5BMR6TpEQy94Cj9jXUxgs:YRl5tXbvNz5e6TvCj9jXU2s
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "\"C:\\Users\\Admin\\AppData\\Roaming\\System\\5CXVXYs67wqo.exe\",explorer.exe" 1c06364242025d376588209d7696b2a7d30b7dc821dce8e6e97765199022c96f.exe - Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini 1c06364242025d376588209d7696b2a7d30b7dc821dce8e6e97765199022c96f.exe File opened for modification C:\Windows\assembly\Desktop.ini 1c06364242025d376588209d7696b2a7d30b7dc821dce8e6e97765199022c96f.exe - Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\assembly 1c06364242025d376588209d7696b2a7d30b7dc821dce8e6e97765199022c96f.exe File created C:\Windows\assembly\Desktop.ini 1c06364242025d376588209d7696b2a7d30b7dc821dce8e6e97765199022c96f.exe File opened for modification C:\Windows\assembly\Desktop.ini 1c06364242025d376588209d7696b2a7d30b7dc821dce8e6e97765199022c96f.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4868 1c06364242025d376588209d7696b2a7d30b7dc821dce8e6e97765199022c96f.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4868 1c06364242025d376588209d7696b2a7d30b7dc821dce8e6e97765199022c96f.exe Token: SeDebugPrivilege 4868 1c06364242025d376588209d7696b2a7d30b7dc821dce8e6e97765199022c96f.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4868 1c06364242025d376588209d7696b2a7d30b7dc821dce8e6e97765199022c96f.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\1c06364242025d376588209d7696b2a7d30b7dc821dce8e6e97765199022c96f.exe"C:\Users\Admin\AppData\Local\Temp\1c06364242025d376588209d7696b2a7d30b7dc821dce8e6e97765199022c96f.exe"1⤵
- Modifies WinLogon for persistence
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4868