fc4623b113a1f603c0d9ad5f83130bd6de1c62b973be9892305132389c8588de | Triage

Analysis

max time kernel
67s
max time network
58s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
24-04-2024 23:32

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General

Target

WinPcapInstall.dll
Size

91KB
MD5

e78291558cb803dfd091ad8fb56feecc
SHA1

4bde2f87e903fe8d3bd80179c5584cec7a8cbdc4
SHA256

d9f4cd9f0e1bc9a138fb4da6f83c92c3e86eb3de4f988d5943d75c9b1dc6bb9d
SHA512

042b96bc2c0e6d8b6e2730426938eb7400fd833be8a108a4942f559fedefabc35fd5dcb7ea1898d377b4382c0a9af8eeeebd663a4c852c706e3bd168c1f1f62f
SSDEEP

1536:s7xjrG5m+619YG7L2xo8JfmL4iMtgLZtAeYjFH:s7s27yaL4kVtAeE9

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3400 1516 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3476 wrote to memory of 1516	3476	rundll32.exe	rundll32.exe
PID 3476 wrote to memory of 1516	3476	rundll32.exe	rundll32.exe
PID 3476 wrote to memory of 1516	3476	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\WinPcapInstall.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3476

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\WinPcapInstall.dll,#1
2⤵
PID:1516

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1516 -s 624
3⤵
- Program crash
PID:3400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1516 -ip 1516
1⤵
PID:3908

Network

MITRE ATT&CK Matrix

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