f4665a7274e113691256ab2e8d894098a5861558492ad71ee76544d029a172c1 | Triage

Analysis

max time kernel
148s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 22:54

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General

Target

FileOperator.dll
Size

84KB
MD5

980eba5a8136d6817095e3dbc3fb0e0c
SHA1

979b280a76b05a2c5a5ab7f19e08ac577de08b53
SHA256

d1b86efc564ee0ee606abd7902735e4a42dac59e61f9ddc4e402f12ef7d6dea1
SHA512

299497929cd06a67b4f26a418eeb35d458a9bb03628f05755d5a3e58a4a9b90701cea7363391261d442007ab58250a6598018e1359b624f21192c6de78dfbf85
SSDEEP

1536:ZRhLlzgIY2+hzqs+esigOKe6ROn2P73Abw6VXqelbaxc9Yju:ZD5zglOOKe6RO2zAbbXpbaxc9cu

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3424 2572 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 448 wrote to memory of 2572	448	rundll32.exe	rundll32.exe
PID 448 wrote to memory of 2572	448	rundll32.exe	rundll32.exe
PID 448 wrote to memory of 2572	448	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\FileOperator.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:448

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\FileOperator.dll,#1
2⤵
PID:2572

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2572 -s 620
3⤵
- Program crash
PID:3424

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2572 -ip 2572
1⤵
PID:1112

Network

MITRE ATT&CK Matrix

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