9990a8d638476fa95989232f9bea2c6807e5e9551a33f4d98c4adcaac646f665 | Triage

Analysis

max time kernel
150s
max time network
150s
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 21:23

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General

Target

$TEMP/SDM143/Splasher.dll
Size

475KB
MD5

41d94c8eb8cb17e04f8ec6e14132f9ca
SHA1

add92b031eb36b26335763780df88bca58636ed7
SHA256

2e522a4da2c291ebcde484b4a04a6ef0691a732b9db454f12399d3e577327c96
SHA512

0561594d671cc64717463d59e2f076453614584ccdd47b4a39cd347e9999ba63463233c75dd9972102a2634b1abfe6c97fa8f682d944bc5cf129724b7595faa7
SSDEEP

12288:2I2EL1NaycNyL+kNmQLnmQtMleiQ8Zceqw1:tTayPLDltMUiQ8Zceqw1

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2092 1176 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1456 wrote to memory of 1176	1456	rundll32.exe	rundll32.exe
PID 1456 wrote to memory of 1176	1456	rundll32.exe	rundll32.exe
PID 1456 wrote to memory of 1176	1456	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\SDM143\Splasher.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1456
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\SDM143\Splasher.dll,#1
  2⤵
  PID:1176
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1176 -s 600
    3⤵
    - Program crash
    PID:2092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1176 -ip 1176
1⤵
PID:1160

Network

MITRE ATT&CK Matrix

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