53516f0cb95a26e41a679b428ced9723970c41f1ffbef86a64d7ec0292c7c08c | Triage

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
24-05-2024 16:54

Sharing

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General

Target

$PLUGINSDIR/Math.dll
Size

66KB
MD5

b140459077c7c39be4bef249c2f84535
SHA1

c56498241c2ddafb01961596da16d08d1b11cd35
SHA256

0598f7d83db44929b7170c1285457b52b4281185f63ced102e709bf065f10d67
SHA512

fbcb19a951d96a216d73b6b3e005338bbb6e11332c6cc8c3f179ccd420b4db0e5682dc4245bd120dcb67bc70960eab368e74c68c7c165a485a12a7d0d8a00328
SSDEEP

1536:0P43WZ4Ql60gam+2MwRmPeqFVHbQH0ZZ1Iet:0wU609VMH0T/t

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2876 1856 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1896 wrote to memory of 1856	1896	rundll32.exe	rundll32.exe
PID 1896 wrote to memory of 1856	1896	rundll32.exe	rundll32.exe
PID 1896 wrote to memory of 1856	1896	rundll32.exe	rundll32.exe
PID 1896 wrote to memory of 1856	1896	rundll32.exe	rundll32.exe
PID 1896 wrote to memory of 1856	1896	rundll32.exe	rundll32.exe
PID 1896 wrote to memory of 1856	1896	rundll32.exe	rundll32.exe
PID 1896 wrote to memory of 1856	1896	rundll32.exe	rundll32.exe
PID 1856 wrote to memory of 2876	1856	rundll32.exe	WerFault.exe
PID 1856 wrote to memory of 2876	1856	rundll32.exe	WerFault.exe
PID 1856 wrote to memory of 2876	1856	rundll32.exe	WerFault.exe
PID 1856 wrote to memory of 2876	1856	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Math.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1896

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Math.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1856 -s 224
3⤵
- Program crash
PID:2876

MITRE ATT&CK Matrix

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