121b577a7dac22764c8d5e89c1b0504edf7803fdf6c5ed15c0c432d9605b4f7a | Triage

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
28-04-2024 02:00

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General

Target

$PLUGINSDIR/nsDialogs.dll
Size

9KB
MD5

4ccc4a742d4423f2f0ed744fd9c81f63
SHA1

704f00a1acc327fd879cf75fc90d0b8f927c36bc
SHA256

416133dd86c0dff6b0fcaf1f46dfe97fdc85b37f90effb2d369164a8f7e13ae6
SHA512

790c5eb1f8b297e45054c855b66dfc18e9f3f1b1870559014dbefa3b9d5b6d33a993a9e089202e70f51a55d859b74e8605c6f633386fd9189b6f78941bf1bfdb
SSDEEP

192:SbEunjqjIcESwFlioU3M0LLF/t8t9pKSfOi:SbESjFCw6oWPFl8jfOi

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2904 2940 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2592 wrote to memory of 2940	2592	rundll32.exe	rundll32.exe
PID 2592 wrote to memory of 2940	2592	rundll32.exe	rundll32.exe
PID 2592 wrote to memory of 2940	2592	rundll32.exe	rundll32.exe
PID 2592 wrote to memory of 2940	2592	rundll32.exe	rundll32.exe
PID 2592 wrote to memory of 2940	2592	rundll32.exe	rundll32.exe
PID 2592 wrote to memory of 2940	2592	rundll32.exe	rundll32.exe
PID 2592 wrote to memory of 2940	2592	rundll32.exe	rundll32.exe
PID 2940 wrote to memory of 2904	2940	rundll32.exe	WerFault.exe
PID 2940 wrote to memory of 2904	2940	rundll32.exe	WerFault.exe
PID 2940 wrote to memory of 2904	2940	rundll32.exe	WerFault.exe
PID 2940 wrote to memory of 2904	2940	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2592

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2940 -s 240
3⤵
- Program crash
PID:2904

Network

MITRE ATT&CK Matrix

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