a77210dc3ae1df36cab033e2b52ca8c656bd5cbc5257a79220526f32f4bf5949 | Triage

Analysis

max time kernel
93s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
25/05/2024, 22:17

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General

Target

DLL3S_UsbAudio16xx_x32.dll
Size

282KB
MD5

52d6ac33d168c87bda07386281f57765
SHA1

a59c17cb015b082098aa43e4a0b6f57aa4540545
SHA256

a185cea2fb4716a691d21bcb8b26f7455964ccdbfe3fa61c5ae6e3db4f4372b8
SHA512

6b241c18b6ee9616fd54cee711e90570f12c54ba695c48c3e485a04094422bb709f123061031a7cd2856fc1e5bcbcb1595d1e21eef2119e7b86c8be9d0228ace
SSDEEP

3072:iNrzDedvCTv4afzprqjzi+sFHlODZZP0OLpML6mirTf58Gjrs:o3kaEAgi9YDZZPbfqGjrs

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3516	1928	WerFault.exe	87

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 1928	2764	rundll32.exe	87
PID 2764 wrote to memory of 1928	2764	rundll32.exe	87
PID 2764 wrote to memory of 1928	2764	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\DLL3S_UsbAudio16xx_x32.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\DLL3S_UsbAudio16xx_x32.dll,#1
  2⤵
  PID:1928
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1928 -s 676
    3⤵
    - Program crash
    PID:3516

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 1928 -ip 1928
1⤵
PID:3236

Network

MITRE ATT&CK Matrix

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