5aa549f5aff79d452ec5e187221176ef09baeef818c490b4bbc3793c5cb7298c | Triage

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
17-01-2024 14:35

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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

Processes:

WerFault.exe

pid pid_target process

1444 3040 WerFault.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2948 wrote to memory of 3040	2948	rundll32.exe	rundll32.exe
PID 2948 wrote to memory of 3040	2948	rundll32.exe	rundll32.exe
PID 2948 wrote to memory of 3040	2948	rundll32.exe	rundll32.exe
PID 2948 wrote to memory of 3040	2948	rundll32.exe	rundll32.exe
PID 2948 wrote to memory of 3040	2948	rundll32.exe	rundll32.exe
PID 2948 wrote to memory of 3040	2948	rundll32.exe	rundll32.exe
PID 2948 wrote to memory of 3040	2948	rundll32.exe	rundll32.exe
PID 3040 wrote to memory of 1444	3040	rundll32.exe	WerFault.exe
PID 3040 wrote to memory of 1444	3040	rundll32.exe	WerFault.exe
PID 3040 wrote to memory of 1444	3040	rundll32.exe	WerFault.exe
PID 3040 wrote to memory of 1444	3040	rundll32.exe	WerFault.exe

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 224
1⤵
- Program crash
PID:1444

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3040

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2948

Network

MITRE ATT&CK Matrix

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