ffb7e0228d5212b01b82d48a1a058ada453228b70a0285e39822facefcc24e52 | Triage

Analysis

max time kernel
90s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
13/02/2024, 06:06

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

3f176d1ee13b0d7d6bd92e1c7a0b9bae
SHA1

fe582246792774c2c9dd15639ffa0aca90d6fd0b
SHA256

fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e
SHA512

0a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6
SSDEEP

192:OPtkumJX7zB22kGwfy0mtVgkCPOsX1un:/702k5qpdsXQn

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3380	4776	WerFault.exe	85

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3748 wrote to memory of 4776	3748	rundll32.exe	85
PID 3748 wrote to memory of 4776	3748	rundll32.exe	85
PID 3748 wrote to memory of 4776	3748	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  PID:4776
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4776 -s 612
    3⤵
    - Program crash
    PID:3380

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4776 -ip 4776
1⤵
PID:4256

Network

MITRE ATT&CK Matrix

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