fe8b23ef1880acb970ddbb469dbce724ffdc61355440d8d805df8672b1e29a3e | Triage

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
19-04-2024 20:42

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General

Target

$PLUGINSDIR/InstallOptions.dll
Size

14KB
MD5

3809b1424d53ccb427c88cabab8b5f94
SHA1

bc74d911216f32a9ca05c0d9b61a2aecfc0d1c0e
SHA256

426efd56da4014f12ec8ee2e268f86b848bbca776333d55482cb3eb71c744088
SHA512

626a1c5edd86a71579e42bac8df479184515e6796fa21cb4fad6731bb775641d25f8eb8e86b939b9db9099453e85c572c9ea7897339a3879a1b672bc9226fcee
SSDEEP

192:i6JaVGQ+xI5EeuyvMmGpeWH2J5xprN+AxT7K72dwF7dBdcQOz:i6JaVh4I5rpPbT7+BdhO

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1808 2328 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2184 wrote to memory of 2328	2184	rundll32.exe	rundll32.exe
PID 2184 wrote to memory of 2328	2184	rundll32.exe	rundll32.exe
PID 2184 wrote to memory of 2328	2184	rundll32.exe	rundll32.exe
PID 2184 wrote to memory of 2328	2184	rundll32.exe	rundll32.exe
PID 2184 wrote to memory of 2328	2184	rundll32.exe	rundll32.exe
PID 2184 wrote to memory of 2328	2184	rundll32.exe	rundll32.exe
PID 2184 wrote to memory of 2328	2184	rundll32.exe	rundll32.exe
PID 2328 wrote to memory of 1808	2328	rundll32.exe	WerFault.exe
PID 2328 wrote to memory of 1808	2328	rundll32.exe	WerFault.exe
PID 2328 wrote to memory of 1808	2328	rundll32.exe	WerFault.exe
PID 2328 wrote to memory of 1808	2328	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:2184

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2328

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2328 -s 244
3⤵
- Program crash
PID:1808

MITRE ATT&CK Matrix

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