21c3dda1705a30f4d677e8bfbda332ca184e75fa377bf83e64e579209f360962 | Triage

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
22-05-2024 20:42

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General

Target

$PLUGINSDIR/InstallOptions.dll
Size

15KB
MD5

89351a0a6a89519c86c5531e20dab9ea
SHA1

9e801aaaae9e70d8f7fc52f6f12cedc55e4c8a00
SHA256

f530069ef87a1c163c4fd63a3d5b053420ce3d7a98739c70211b4a99f90d6277
SHA512

13168fa828b581383e5f64d3b54be357e98d2eb9362b45685e7426ffc2f0696ab432cc8a3f374ce8abd03c096f1662d954877afa886fc4aa74709e6044b75c08
SSDEEP

384:/MnT0MKT/Xwr2izZQ86mpAT8F9lN8Ov0J:EQMKzwTFnVX8i0

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3068 2740 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2548 wrote to memory of 2740	2548	rundll32.exe	rundll32.exe
PID 2548 wrote to memory of 2740	2548	rundll32.exe	rundll32.exe
PID 2548 wrote to memory of 2740	2548	rundll32.exe	rundll32.exe
PID 2548 wrote to memory of 2740	2548	rundll32.exe	rundll32.exe
PID 2548 wrote to memory of 2740	2548	rundll32.exe	rundll32.exe
PID 2548 wrote to memory of 2740	2548	rundll32.exe	rundll32.exe
PID 2548 wrote to memory of 2740	2548	rundll32.exe	rundll32.exe
PID 2740 wrote to memory of 3068	2740	rundll32.exe	WerFault.exe
PID 2740 wrote to memory of 3068	2740	rundll32.exe	WerFault.exe
PID 2740 wrote to memory of 3068	2740	rundll32.exe	WerFault.exe
PID 2740 wrote to memory of 3068	2740	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2548

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2740

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2740 -s 240
3⤵
- Program crash
PID:3068

Network

MITRE ATT&CK Matrix

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