c8b514c3f087a82fe2d755bc65404e59e14a45fb9c737e08eeccb8f89cf74a62

Analysis

max time kernel
28s
max time network
142s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
07/04/2024, 19:44

Target
$PLUGINSDIR/nsis7z.dll
Size 424KB
Sample240407-yft4mscf4x
SHA256 b393f05e8ff919ef071181050e1873c9a776e1a0ae8329aefff7007d0cadf592
MD5 80e44ce4895304c6a3a831310fbf8cd0
SHA1 36bd49ae21c460be5753a904b4501f1abca53508
SHA512 c8ba7b1f9113ead23e993e74a48c4427ae3562c1f6d9910b2bbe6806c9107cf7d94bc7d204613e4743d0cd869e00dafd4fb54aad1e8adb69c553f3b9e5bc64df
SSDEEP 6144:aUWQQ5O3fz0NG3ucDaEUTWfk+ZA0NrCL/k+uyoyBOX1okfW7w+Pfzqibckl:an5QEG39fPAkrE4yrBOXDfaNbck
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Program crash 1 IoCs

pid	pid_target	Process	procid_target
432	3632	WerFault.exe	77

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4704 wrote to memory of 3632	4704	rundll32.exe	77
PID 4704 wrote to memory of 3632	4704	rundll32.exe	77
PID 4704 wrote to memory of 3632	4704	rundll32.exe	77

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis7z.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4704
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis7z.dll,#1
  2⤵
  PID:3632
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3632 -s 468
    3⤵
    - Program crash
    PID:432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3632 -ip 3632
1⤵
PID:4028