1f1ad9c1f639326946f39129cb9ff5015669a0a3dd9e21db07163fb48cb6b709 | Triage

Analysis

max time kernel
1460s
max time network
1488s
platform
windows11-21h2_x64
resource
win11-20240709-en
resource tags

arch:x64arch:x86image:win11-20240709-enlocale:en-usos:windows11-21h2-x64system
submitted
14/07/2024, 10:08

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General

Target

$PLUGINSDIR/nsisdl.dll
Size

15KB
MD5

05f72d6a944e701217ef2eb2cc13e0ee
SHA1

fac99c39150ae484e4b3e0af2f4be86bb1835dde
SHA256

aab28914794a1cdda4561e9f2af3e006dbed220d9d6bfe049b56d0cb9b783648
SHA512

c87e783fc169ef01ac0d3ce29fbfbf349a2e22329df9203a1443cc2caebbe7f8282c0754740289ecca534951cb7e574bafef9ccbaa0da7c287109920ec9573eb
SSDEEP

384:hRy180+1ygVaLfKgcIno1gEBWZwCUKihb:hRy180+HSegEBWyQih

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4864	3480	WerFault.exe	81

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2916 wrote to memory of 3480	2916	rundll32.exe	81
PID 2916 wrote to memory of 3480	2916	rundll32.exe	81
PID 2916 wrote to memory of 3480	2916	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisdl.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2916
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisdl.dll,#1
  2⤵
  PID:3480
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3480 -s 492
    3⤵
    - Program crash
    PID:4864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3480 -ip 3480
1⤵
PID:3504

Network

MITRE ATT&CK Matrix

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