77e6ae4adb21785c15b5345027e002b880e5ac3488a53567a977cd8f71011d25

Analysis

max time kernel
149s
max time network
31s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
31-03-2023 20:10

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General

Target

main.py
Size

15KB
MD5

ed4e86bf3dd9f31e190fb418b7552f11
SHA1

50a77749d4af0a2d49d9a6737abfd2b4435b80e5
SHA256

3fe44974b93aaeaed238552a19450200a084386795c1248d92c5daf94208da20
SHA512

ab38bbed356ce6f80e0b82b4ab22db8cf7479b80d1861eef2566367c641f4b4df9b80a2a8025f5b535810be3659509b4ce26d34d798230ba1aad6e3ee221a0db
SSDEEP

384:XNDTCbTCCTCcTCETCITCXTCATCCT8fETrT7T/TRTdUPAtUcwS7AsKup:dfKdl3l69dSonXrdObS7AsKup

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-1-5-21-1563773381-2037468142-1146002597-1000_Classes\Local Settings	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
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\py_auto_file	rundll32.exe
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
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

1708 AcroRd32.exe
1708 AcroRd32.exe
1708 AcroRd32.exe

pid	process
1708	AcroRd32.exe
1708	AcroRd32.exe
1708	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 920 wrote to memory of 564	920	cmd.exe	rundll32.exe
PID 920 wrote to memory of 564	920	cmd.exe	rundll32.exe
PID 920 wrote to memory of 564	920	cmd.exe	rundll32.exe
PID 564 wrote to memory of 1708	564	rundll32.exe	AcroRd32.exe
PID 564 wrote to memory of 1708	564	rundll32.exe	AcroRd32.exe
PID 564 wrote to memory of 1708	564	rundll32.exe	AcroRd32.exe
PID 564 wrote to memory of 1708	564	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\main.py
1⤵
- Suspicious use of WriteProcessMemory
PID:920

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\main.py
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:564

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\main.py"
3⤵
- Suspicious use of SetWindowsHookEx
PID:1708

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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