58d80782c3fb365c3dc4cd812bae64b0a0d3e1d981e11ccb32c7e6219395b90e | Triage

Analysis

max time kernel
91s
max time network
99s
platform
windows11-21h2_x64
resource
win11-20240412-en
resource tags

arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
submitted
19/04/2024, 09:40

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General

Target

$PLUGINSDIR/StartMenu.dll
Size

7KB
MD5

a09bcf528d02f89f9befa78937ca7d7b
SHA1

3cbcb0fdc32a8f21d6d557cc4c3bb6c4ee246b6f
SHA256

5a31abf36c0ed5e74295b7d7db5a2b09d8aa308483612b7b0bc04771000ac8ad
SHA512

ad4bbc478c028d4b8b890ea60a26ecae1c0dfacad872d150bfb1c334d7f52f2963123c45cef4ee0d773d9b3e143dde2c3d8da92ea9f703e44c5ee873a873b95c
SSDEEP

96:QgiqVPb3X8K8Kdr3gEq6nNdMk6Qiw290+q6LDtJ1tT3hhEl7y:QgiqVPgK8K9eIdE9B/tThg7

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
568	240	WerFault.exe	78

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4344 wrote to memory of 240	4344	rundll32.exe	78
PID 4344 wrote to memory of 240	4344	rundll32.exe	78
PID 4344 wrote to memory of 240	4344	rundll32.exe	78

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StartMenu.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4344
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StartMenu.dll,#1
  2⤵
  PID:240
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 240 -s 516
    3⤵
    - Program crash
    PID:568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 240 -ip 240
1⤵
PID:3336

Network

MITRE ATT&CK Matrix

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