2b106ed1320ce74ec86f578d15864f6afe42738cd24279cd7e5e9dc10cc3279f | Triage

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
23-05-2024 01:00

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General

Target

$PLUGINSDIR/ThreadTimer.dll
Size

3KB
MD5

c43953f463c22e048e45b402d190e77d
SHA1

b4a5e6567bed3c783af030df9418f91a7bac3040
SHA256

4e2a7c511e0f2ef46ac9002e0666f058ea5a4657371f086e2e4797393ee2fbf2
SHA512

18facd89f3dc55826b7aa0c02b8fdf3a1e6741850e4d9c264fb095e9da7956f6a4d331655ef00862948397d1a3f99d15243d03ef09c145a39c3b9a0c2ef4c974

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4880 2752 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3044 wrote to memory of 2752	3044	rundll32.exe	rundll32.exe
PID 3044 wrote to memory of 2752	3044	rundll32.exe	rundll32.exe
PID 3044 wrote to memory of 2752	3044	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ThreadTimer.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3044

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ThreadTimer.dll,#1
2⤵
PID:2752

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2752 -s 600
3⤵
- Program crash
PID:4880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2752 -ip 2752
1⤵
PID:4908

Network

MITRE ATT&CK Matrix

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