ca8d893e6003c1a37093f60c005fd12ac16134e62e002907fa1a51f8a4fafaaf | Triage

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17-04-2024 13:49

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

fc90dfb694d0e17b013d6f818bce41b0
SHA1

3243969886d640af3bfa442728b9f0dff9d5f5b0
SHA256

7fe77ca13121a113c59630a3dba0c8aaa6372e8082393274da8f8608c4ce4528
SHA512

324f13aa7a33c6408e2a57c3484d1691ecee7c3c1366de2bb8978c8dc66b18425d8cab5a32d1702c13c43703e36148a022263de7166afdce141da2b01169f1c6
SSDEEP

192:e/b2HS5ih/7i00eWz9T7PH6yeFcQMI5+Vw+EXWZ77dslFZk:ewSUmWw9T7MmnI5+/F7Kdk

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2808 2804 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2752 wrote to memory of 2804	2752	rundll32.exe	rundll32.exe
PID 2752 wrote to memory of 2804	2752	rundll32.exe	rundll32.exe
PID 2752 wrote to memory of 2804	2752	rundll32.exe	rundll32.exe
PID 2752 wrote to memory of 2804	2752	rundll32.exe	rundll32.exe
PID 2752 wrote to memory of 2804	2752	rundll32.exe	rundll32.exe
PID 2752 wrote to memory of 2804	2752	rundll32.exe	rundll32.exe
PID 2752 wrote to memory of 2804	2752	rundll32.exe	rundll32.exe
PID 2804 wrote to memory of 2808	2804	rundll32.exe	WerFault.exe
PID 2804 wrote to memory of 2808	2804	rundll32.exe	WerFault.exe
PID 2804 wrote to memory of 2808	2804	rundll32.exe	WerFault.exe
PID 2804 wrote to memory of 2808	2804	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2752

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2804

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2804 -s 228
3⤵
- Program crash
PID:2808

MITRE ATT&CK Matrix

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