78279ac671bb144d058bc59eb5d89a6446ceee2cdcaf3d6bbe00a23e15abf0b2

Resubmissions

18-01-2023 14:25

230118-rrsavsag38 10

Analysis

max time kernel
151s
max time network
41s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
18-01-2023 14:25

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General

Target

TA579_20220117/cradle.py
Size

524B
MD5

645bb969b89991321b41f629d5666fc8
SHA1

388e1046c1b5536f8543a9f543a693735d81b8d2
SHA256

fbe757129e9bbbfbb117ece83933187a774e1db4cbdb72a7bdc211a0871d38ec
SHA512

4d37bd777b5ab145aa7a0c4a1c47358ac6965057299cc781a761eadea2359bbe9ef0a144abc5143d59263f806715f21b7a12927a412fd3d38745fc3d3b251128

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 10 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\.py	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_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-1-5-21-999675638-2867687379-27515722-1000_CLASSES\py_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\py_auto_file\shell	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
288	AcroRd32.exe
288	AcroRd32.exe
288	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1164 wrote to memory of 848	1164	cmd.exe	28
PID 1164 wrote to memory of 848	1164	cmd.exe	28
PID 1164 wrote to memory of 848	1164	cmd.exe	28
PID 848 wrote to memory of 288	848	rundll32.exe	29
PID 848 wrote to memory of 288	848	rundll32.exe	29
PID 848 wrote to memory of 288	848	rundll32.exe	29
PID 848 wrote to memory of 288	848	rundll32.exe	29

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\TA579_20220117\cradle.py
1⤵
- Suspicious use of WriteProcessMemory
PID:1164
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\TA579_20220117\cradle.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:848
- - 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\TA579_20220117\cradle.py"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:288

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/288-82-0x0000000075C61000-0x0000000075C63000-memory.dmp

Filesize
8KB

Download
memory/1164-54-0x000007FEFB5B1000-0x000007FEFB5B3000-memory.dmp

Filesize
8KB

Download