31475717735f9aee20def2a4044b42a52cb92e8cf885b92a042099a273688135

Analysis

max time kernel
299s
max time network
33s
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_dridex.py
Size

8KB
MD5

8156ba189ffbfc5670cf2144d7c60402
SHA1

9396e4650c5691ec94f57c96811599abfc3be6eb
SHA256

abcdd7d762d083e381c8cc8f9b6ab30499fbd87430c4acb4a9805a14d7b91fdd
SHA512

a27fcbce8ada58d820c308f63fa5c80a4898260beeba60af1c77426e43781e4ba847d7b4d417c3b62022a4640a106c83aa8b292c28a14ec0e15049fbfea52049
SSDEEP

192:BW9kTWpO/21vZChCW43Z/sUH+DJoBSDI+uPDq2F9Dha08pWaGgWH:I988I2ChGiJ5czHJ8pWaGgWH

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
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\py_auto_file	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

1772 AcroRd32.exe
1772 AcroRd32.exe
1772 AcroRd32.exe

pid	process
1772	AcroRd32.exe
1772	AcroRd32.exe
1772	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1268 wrote to memory of 1480	1268	cmd.exe	rundll32.exe
PID 1268 wrote to memory of 1480	1268	cmd.exe	rundll32.exe
PID 1268 wrote to memory of 1480	1268	cmd.exe	rundll32.exe
PID 1480 wrote to memory of 1772	1480	rundll32.exe	AcroRd32.exe
PID 1480 wrote to memory of 1772	1480	rundll32.exe	AcroRd32.exe
PID 1480 wrote to memory of 1772	1480	rundll32.exe	AcroRd32.exe
PID 1480 wrote to memory of 1772	1480	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\plugin_dridex.py
1⤵
- Suspicious use of WriteProcessMemory
PID:1268

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\plugin_dridex.py
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1480

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_dridex.py"
3⤵
- Suspicious use of SetWindowsHookEx
PID:1772

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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