f803e20419ce780c707b383f5089c4b8327466649284eb8ba86f33f2d6b83068

Analysis

max time kernel
118s
max time network
123s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
14/02/2024, 03:29

Target
$PLUGINSDIR/nsisos.dll
Size 5KB
Sample240214-d1445aha67
SHA256 ba79ab7f63f02ed5d5d46b82b11d97dac5b7ef7e9b9a4df926b43ceac18483b6
MD5 69806691d649ef1c8703fd9e29231d44
SHA1 e2193fcf5b4863605eec2a5eb17bf84c7ac00166
SHA512 5e5e0319e701d15134a01cb6472c624e271e99891058aef4dfe779c29c73899771a5b6f8b1cd61b543a3b3defeaecaa080c9cc4e76e84038ca08e12084f128eb
SSDEEP 48:6EyuygeHCfxwU5x+6kx/k1gONv27oBc2OkIrHHl:VeHCf2762kKsu7oGjkIrn
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2296	2676	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 2676	2856	rundll32.exe	28
PID 2856 wrote to memory of 2676	2856	rundll32.exe	28
PID 2856 wrote to memory of 2676	2856	rundll32.exe	28
PID 2856 wrote to memory of 2676	2856	rundll32.exe	28
PID 2856 wrote to memory of 2676	2856	rundll32.exe	28
PID 2856 wrote to memory of 2676	2856	rundll32.exe	28
PID 2856 wrote to memory of 2676	2856	rundll32.exe	28
PID 2676 wrote to memory of 2296	2676	rundll32.exe	29
PID 2676 wrote to memory of 2296	2676	rundll32.exe	29
PID 2676 wrote to memory of 2296	2676	rundll32.exe	29
PID 2676 wrote to memory of 2296	2676	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisos.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2856
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisos.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2676
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2676 -s 228
    3⤵
    - Program crash
    PID:2296