a974f28684d62fb86112d66c02b36d0a3456ddfd7a0e3227f24e79a707bba79c

Resubmissions

10/06/2024, 13:26

240610-qpxbcsxbra 8

10/06/2024, 13:22

240610-qmq2kaxfll 8

10/06/2024, 13:16

240610-qh9m4swhle 8

Analysis

max time kernel
117s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
10/06/2024, 13:16

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General

Target

PySilon-malware-main/resources/source_code/block_input.py
Size

2KB
MD5

b70feedd80d5267aadc24132ecda5633
SHA1

1f4995eee52226ca1c2d6c54ea98900120093c88
SHA256

346216866f911ddd4a4f80ac15dcf25d3fc6a49a9024f19facc599561afc1072
SHA512

0471eb21e3ff9f99f4afb3fb174f453a9b7c7096576791fb8e23a47eba78706ccd53de6011ed3f91eccd23f187b80a56980ef2360c95285fc69d94779cac73c6

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\py_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_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-1-5-21-330940541-141609230-1670313778-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\py_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.py	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2572	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2572	AcroRd32.exe
2572	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2076 wrote to memory of 2956	2076	cmd.exe	29
PID 2076 wrote to memory of 2956	2076	cmd.exe	29
PID 2076 wrote to memory of 2956	2076	cmd.exe	29
PID 2956 wrote to memory of 2572	2956	rundll32.exe	30
PID 2956 wrote to memory of 2572	2956	rundll32.exe	30
PID 2956 wrote to memory of 2572	2956	rundll32.exe	30
PID 2956 wrote to memory of 2572	2956	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\PySilon-malware-main\resources\source_code\block_input.py
1⤵
- Suspicious use of WriteProcessMemory
PID:2076
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\PySilon-malware-main\resources\source_code\block_input.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2956
- - 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\PySilon-malware-main\resources\source_code\block_input.py"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2572

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
4283aef65963b64b08430562128e010f

SHA1
a95d655fc01b3db5a1446ab480fc5ceadbe934f9

SHA256
2ad2b4a07fcae35c30008dd1751750e5b577b0800a91bc4cdd99a766165c3cfd

SHA512
f955491bf5bab1e7a06cec7946f7633eaa02a43992323f0ec658aa17c906a86626f7263f00da9852163936412a4df10b06098b42325e01fc8a23aa6e8f439231

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