100dba151efe66c842fde4337857fd3db4568c1e3ee008e412927e67ed72094e | Triage

Analysis

max time kernel
450s
max time network
454s
platform
windows10-2004_x64
resource
win10v2004-20240226-es
resource tags

arch:x64arch:x86image:win10v2004-20240226-eslocale:es-esos:windows10-2004-x64systemwindows
submitted
05/04/2024, 00:52

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General

Target

$PLUGINSDIR/System.dll
Size

12KB
MD5

792b6f86e296d3904285b2bf67ccd7e0
SHA1

966b16f84697552747e0ddd19a4ba8ab5083af31
SHA256

c7a20bcaa0197aedddc8e4797bbb33fdf70d980f5e83c203d148121c2106d917
SHA512

97edc3410b88ca31abc0af0324258d2b59127047810947d0fb5e7e12957db34d206ffd70a0456add3a26b0546643ff0234124b08423c2c9ffe9bdec6eb210f2c
SSDEEP

192:rFiQJ771Jt17C8F1A5xjGNNvgFOiLb7lrT/L93:X71Jt48F2eNvgFF/L

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
920	2364	WerFault.exe	86

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3204 wrote to memory of 2364	3204	rundll32.exe	86
PID 3204 wrote to memory of 2364	3204	rundll32.exe	86
PID 3204 wrote to memory of 2364	3204	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3204
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  PID:2364
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 612
    3⤵
    - Program crash
    PID:920

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2364 -ip 2364
1⤵
PID:1428

Network

MITRE ATT&CK Matrix

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