09e65a661e85c3a3ab0e848809e44f20332b9f46cf5da364c7c8d3992c957f85 | Triage

Analysis

max time kernel
149s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
10-07-2024 21:01

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General

Target

$PLUGINSDIR/NsisInstallUI.dll
Size

1.8MB
MD5

075abe6be6b717434cea2879a54c4714
SHA1

dc02581f578d22db7460352a476727ac5b2fcbb9
SHA256

5a5e5398424a4eab5ea1fb905313ea56a19b7210e0da44861503bbf3f9826c13
SHA512

90937b6aab2a4eeac74a33cf238131e011edc1b1f2bf9a9ce6dc5e0d21923330131ba5014e9ea1176ee88ee03d847cc69e6f1e91f7f68aa65c7a5ac4852f9d63
SSDEEP

24576:THI9QRkU8s2UDY3r58zoPOfxLcbFTRsr5T:byQn8jUE7HmKbDiT

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1832 3700 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4708 wrote to memory of 3700	4708	rundll32.exe	rundll32.exe
PID 4708 wrote to memory of 3700	4708	rundll32.exe	rundll32.exe
PID 4708 wrote to memory of 3700	4708	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NsisInstallUI.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4708
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NsisInstallUI.dll,#1
  2⤵
  PID:3700
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3700 -s 640
    3⤵
    - Program crash
    PID:1832

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3700 -ip 3700
1⤵
PID:2488

Network

MITRE ATT&CK Matrix

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