ecc2f72b7d879b8065aa4e325a4ee922bf53dcfc1acf6517f9fc5c160986391f | Triage

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
09-02-2024 13:41

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

17ed1c86bd67e78ade4712be48a7d2bd
SHA1

1cc9fe86d6d6030b4dae45ecddce5907991c01a0
SHA256

bd046e6497b304e4ea4ab102cab2b1f94ce09bde0eebba4c59942a732679e4eb
SHA512

0cbed521e7d6d1f85977b3f7d3ca7ac34e1b5495b69fd8c7bfa1a846baf53b0ecd06fe1ad02a3599082ffacaf8c71a3bb4e32dec05f8e24859d736b828092cd5
SSDEEP

192:eY24sihno00Wfl97nH6T2enXwWobpWBTU4VtHT7dmN35Ol+Sl:E8QIl975eXqlWBrz7YLOl+

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2788 2536 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2656 wrote to memory of 2536	2656	rundll32.exe	rundll32.exe
PID 2656 wrote to memory of 2536	2656	rundll32.exe	rundll32.exe
PID 2656 wrote to memory of 2536	2656	rundll32.exe	rundll32.exe
PID 2656 wrote to memory of 2536	2656	rundll32.exe	rundll32.exe
PID 2656 wrote to memory of 2536	2656	rundll32.exe	rundll32.exe
PID 2656 wrote to memory of 2536	2656	rundll32.exe	rundll32.exe
PID 2656 wrote to memory of 2536	2656	rundll32.exe	rundll32.exe
PID 2536 wrote to memory of 2788	2536	rundll32.exe	WerFault.exe
PID 2536 wrote to memory of 2788	2536	rundll32.exe	WerFault.exe
PID 2536 wrote to memory of 2788	2536	rundll32.exe	WerFault.exe
PID 2536 wrote to memory of 2788	2536	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:2656

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2536 -s 228
3⤵
- Program crash
PID:2788

Network

MITRE ATT&CK Matrix

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