31475717735f9aee20def2a4044b42a52cb92e8cf885b92a042099a273688135

Analysis

max time kernel
300s
max time network
29s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
26-03-2023 04:40

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General

Target

plugin_msg_summary.py
Size

4KB
MD5

eeaef5f8f40cc223319980c28e403775
SHA1

f444ffc3e6e67206bc13321bb8d6595ef335239d
SHA256

23aea8a82f12450c3313af8b156ea6271ea9493c9b8c35577bb118336744e66e
SHA512

eadd5397b3a917b28a1ee2e52d7d12ddfe11bffd939eba2d6f335eb756d8aaa790c2e7fa807e8327766215926e2a4da9e157a22d6a31bfabe3be178b1f13c51f
SSDEEP

96:C/SxeukxxQuUPOtxeXSo+6VLOJQXCdLTt58GvkGzZYBCq3twhJ1UGxAz:CS87QXtXbLOJQSVTt58LGzNQ

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 9 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\py_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

1688 AcroRd32.exe
1688 AcroRd32.exe
1688 AcroRd32.exe

pid	process
1688	AcroRd32.exe
1688	AcroRd32.exe
1688	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1624 wrote to memory of 1328	1624	cmd.exe	rundll32.exe
PID 1624 wrote to memory of 1328	1624	cmd.exe	rundll32.exe
PID 1624 wrote to memory of 1328	1624	cmd.exe	rundll32.exe
PID 1328 wrote to memory of 1688	1328	rundll32.exe	AcroRd32.exe
PID 1328 wrote to memory of 1688	1328	rundll32.exe	AcroRd32.exe
PID 1328 wrote to memory of 1688	1328	rundll32.exe	AcroRd32.exe
PID 1328 wrote to memory of 1688	1328	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\plugin_msg_summary.py
1⤵
- Suspicious use of WriteProcessMemory
PID:1624

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\plugin_msg_summary.py
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1328

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\plugin_msg_summary.py"
3⤵
- Suspicious use of SetWindowsHookEx
PID:1688

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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