aceac1915f214f9d075751092dd8c4ea3ebde5da355ebeffce5ddee6c3e4fe48 | Triage

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
26-02-2024 08:21

Sharing

Report Analysis Logs

General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

a4dd044bcd94e9b3370ccf095b31f896
SHA1

17c78201323ab2095bc53184aa8267c9187d5173
SHA256

2e226715419a5882e2e14278940ee8ef0aa648a3ef7af5b3dc252674111962bc
SHA512

87335a43b9ca13e1300c7c23e702e87c669e2bcf4f6065f0c684fc53165e9c1f091cc4d79a3eca3910f0518d3b647120ac0be1a68eaade2e75eaa64adfc92c5a
SSDEEP

192:em24sihno00Wfl97nH6T2enXwWobpWBTU4VtHT7dmN35OlESl:m8QIl975eXqlWBrz7YLOlE

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2180 5088 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1112 wrote to memory of 5088	1112	rundll32.exe	rundll32.exe
PID 1112 wrote to memory of 5088	1112	rundll32.exe	rundll32.exe
PID 1112 wrote to memory of 5088	1112	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1112

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
2⤵
PID:5088

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5088 -s 612
3⤵
- Program crash
PID:2180

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 5088 -ip 5088
1⤵
PID:2472

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...