c67452f65d0c7187312499a53670b1e82895518b487328026b2957ee77a274a1 | Triage

Analysis

max time kernel
132s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
24-05-2024 20:31

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General

Target

$PLUGINSDIR/Math.dll
Size

144KB
MD5

889e8fe8a034acb4d4a33349e34907a9
SHA1

e439458df040ec14002c67f0a863bb714a6241aa
SHA256

d9b253e80eca58d3e2c5882359b5aa3257bd0b4bec5d02a7874004466ef77c57
SHA512

a604e3f8c385af9b2f29e82fa411b220a71bc234521d1194de1a2a09cca567f31c33c887a1f69ffb33fb2db91519a99e84ef064d507af16646db6919dd712d94
SSDEEP

3072:NIBcyvQSAxCfyWAj2Ag0FuTz/eBNABNWXhw4L:SQNCqZj2AOT7yysq0

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1684 4424 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2864 wrote to memory of 4424	2864	rundll32.exe	rundll32.exe
PID 2864 wrote to memory of 4424	2864	rundll32.exe	rundll32.exe
PID 2864 wrote to memory of 4424	2864	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Math.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2864

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Math.dll,#1
2⤵
PID:4424

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4424 -s 600
3⤵
- Program crash
PID:1684

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4424 -ip 4424
1⤵
PID:3120

Network

MITRE ATT&CK Matrix

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