b0e0fd10ab854a82500bae0d29f6d7cae17427139af13687158eb5440fef920a | Triage

Analysis

max time kernel
20s
max time network
47s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
07-12-2022 19:18

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General

Target

spunky/km.dll
Size

596KB
MD5

9c24f120fff6d062785eb6cf2053fd8e
SHA1

43b8afdd6e903d936df03ef50b22d75dadf47c89
SHA256

b1eb78b9c829bd1fc372220e35f7376cbd203de6956f857cd74223c806870070
SHA512

bd024eac873067af068462be9d5081ca30e7e8c118f586585cd5d02e57cb9b37a1f1b2df1527405cdab687f9990e6b1886a63e40e6eededf01e843958767cf7e
SSDEEP

12288:4n8G739YoRmwZBY9bk8OlBf07A4QDXSAIdQFFF7:48qFR7tVlDXScn

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1512 960 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1996 wrote to memory of 960	1996	rundll32.exe	rundll32.exe
PID 1996 wrote to memory of 960	1996	rundll32.exe	rundll32.exe
PID 1996 wrote to memory of 960	1996	rundll32.exe	rundll32.exe
PID 1996 wrote to memory of 960	1996	rundll32.exe	rundll32.exe
PID 1996 wrote to memory of 960	1996	rundll32.exe	rundll32.exe
PID 1996 wrote to memory of 960	1996	rundll32.exe	rundll32.exe
PID 1996 wrote to memory of 960	1996	rundll32.exe	rundll32.exe
PID 960 wrote to memory of 1512	960	rundll32.exe	WerFault.exe
PID 960 wrote to memory of 1512	960	rundll32.exe	WerFault.exe
PID 960 wrote to memory of 1512	960	rundll32.exe	WerFault.exe
PID 960 wrote to memory of 1512	960	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\spunky\km.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1996

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\spunky\km.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 224
3⤵
- Program crash
PID:1512

MITRE ATT&CK Matrix

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Downloads

memory/960-54-0x0000000000000000-mapping.dmp

Download
memory/960-55-0x0000000076171000-0x0000000076173000-memory.dmp

Filesize
8KB

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memory/1512-56-0x0000000000000000-mapping.dmp

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