773dcb1e82bd6b653c8e3072ce8b182346c57440e58c412d08ff98b80cd4067f | Triage

Analysis

max time kernel
94s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
18/04/2024, 10:47

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General

Target

$PLUGINSDIR/nsis7z.dll
Size

176KB
MD5

06ff2b95b8e123d32487b0cb73409031
SHA1

8cb3f584112db4e74cea4ed02d4ce0b3a5373bfa
SHA256

0dedad042a306da32784c3ce79bfac0475b827e416c17e1a1dfdb461151f4271
SHA512

174e7599ba87bc45111ce340d7563771353df71988d6b9094d8bdeab4b45ec730cbd2e6bf3943ad66daa02d7f1f1eac0020b987109fabed96b2e0def8d0602c6
SSDEEP

3072:rfSCQ4FYoKhEHvf4aytolZ8MMNjXtWXTkibb7zHetRYFJ8:HFYosEH3UtoX8fUtXPOm

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3700	4572	WerFault.exe	84

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3728 wrote to memory of 4572	3728	rundll32.exe	84
PID 3728 wrote to memory of 4572	3728	rundll32.exe	84
PID 3728 wrote to memory of 4572	3728	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis7z.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3728
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis7z.dll,#1
  2⤵
  PID:4572
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4572 -s 600
    3⤵
    - Program crash
    PID:3700

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4572 -ip 4572
1⤵
PID:4448

Network

MITRE ATT&CK Matrix

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