40c913b6837bb03dd168536710d88a05faa6a6956b1c210758a0979a6782bf62 | Triage

Analysis

max time kernel
135s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
06-05-2024 17:22

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General

Target

$PLUGINSDIR/splash.dll
Size

4KB
MD5

4c5a0b9765cc0c33a0be7c802a41759f
SHA1

7c38bcd7e4919b77b4249bc96919cf5bba5cc1d6
SHA256

1aeae6b9e1a9f640e1cd1361b1a33dd60cd9e336015fcf1e022fe1fcd461df56
SHA512

820cf514b26fcdef60200a1810fd11d1e075484ec8a762eca6005cccf98b7380613f28a9223a3133e331279dfb990adc5204b5cb7aa0f7e2d8c8f8700e4fed7d

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3992	2052	WerFault.exe	83

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1452 wrote to memory of 2052	1452	rundll32.exe	83
PID 1452 wrote to memory of 2052	1452	rundll32.exe	83
PID 1452 wrote to memory of 2052	1452	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\splash.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1452
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\splash.dll,#1
  2⤵
  PID:2052
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2052 -s 616
    3⤵
    - Program crash
    PID:3992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2052 -ip 2052
1⤵
PID:3160

Network

MITRE ATT&CK Matrix

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