7fd6b6407bc502a3ddb6ef39454f9f8c35c30de7d9a17d1d2f9173af98e1c54b

Analysis

max time kernel
118s
max time network
123s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
03/06/2024, 10:31

Target
$PLUGINSDIR/nsisunz.dll
Size 40KB
Sample240603-mkcjlsbd3x
SHA256 6e87ecb7f62039fbb6e7676422d1a5e75a32b90dde6865dcb68ee658ba8df61d
MD5 5f13dbc378792f23e598079fc1e4422b
SHA1 5813c05802f15930aa860b8363af2b58426c8adf
SHA512 9270635a5294482f49e0292e26d45dd103b85fe27dc163d44531b095c5f9dbde6b904adaf1a888ba3c112a094380394713c796f5195b2566a20f00b42b6578e5
SSDEEP 384:KExN66Yf2xL5Q4IsjuUjUZfqRDpImexpf88FwHxXvjX3hwlHt6oIfESxSHoOO8n9:O2x64GcVpI3xC8ynToIf1SIOhW4
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1244	2236	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2912 wrote to memory of 2236	2912	rundll32.exe	28
PID 2912 wrote to memory of 2236	2912	rundll32.exe	28
PID 2912 wrote to memory of 2236	2912	rundll32.exe	28
PID 2912 wrote to memory of 2236	2912	rundll32.exe	28
PID 2912 wrote to memory of 2236	2912	rundll32.exe	28
PID 2912 wrote to memory of 2236	2912	rundll32.exe	28
PID 2912 wrote to memory of 2236	2912	rundll32.exe	28
PID 2236 wrote to memory of 1244	2236	rundll32.exe	29
PID 2236 wrote to memory of 1244	2236	rundll32.exe	29
PID 2236 wrote to memory of 1244	2236	rundll32.exe	29
PID 2236 wrote to memory of 1244	2236	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisunz.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2912
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisunz.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2236
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 224
    3⤵
    - Program crash
    PID:1244