Overview
overview
8Static
static
8PySilon-ma...2).zip
windows7-x64
1PySilon-ma...2).zip
windows10-2004-x64
1PySilon-ma...nux.sh
ubuntu-18.04-amd64
1PySilon-ma...nux.sh
debian-9-armhf
1PySilon-ma...nux.sh
debian-9-mips
1PySilon-ma...nux.sh
debian-9-mipsel
1PySilon-ma...on.bat
windows7-x64
1PySilon-ma...on.bat
windows10-2004-x64
1PySilon-ma...der.py
windows7-x64
3PySilon-ma...der.py
windows10-2004-x64
3PySilon-ma...ler.py
windows7-x64
3PySilon-ma...ler.py
windows10-2004-x64
3PySilon-ma...64.exe
windows7-x64
4PySilon-ma...64.exe
windows10-2004-x64
4PySilon-ma...ber.py
windows7-x64
3PySilon-ma...ber.py
windows10-2004-x64
3PySilon-ma...ies.py
windows7-x64
3PySilon-ma...ies.py
windows10-2004-x64
3PySilon-ma...64.dll
windows7-x64
1PySilon-ma...64.dll
windows10-2004-x64
1PySilon-ma...isc.py
windows7-x64
3PySilon-ma...isc.py
windows10-2004-x64
3PySilon-ma...ber.py
windows7-x64
3PySilon-ma...ber.py
windows10-2004-x64
3PySilon-ma...ons.py
windows7-x64
3PySilon-ma...ons.py
windows10-2004-x64
3PySilon-ma...rol.py
windows7-x64
3PySilon-ma...rol.py
windows10-2004-x64
3PySilon-ma...put.py
windows7-x64
3PySilon-ma...put.py
windows10-2004-x64
3PySilon-ma...sod.py
windows7-x64
3PySilon-ma...sod.py
windows10-2004-x64
3Analysis
-
max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
06-08-2024 23:11
Behavioral task
behavioral1
Sample
PySilon-malware-3.7.5 (2).zip
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
PySilon-malware-3.7.5 (2).zip
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
PySilon-malware-3.7.5/PySilon-linux.sh
Resource
ubuntu1804-amd64-20240611-en
Behavioral task
behavioral4
Sample
PySilon-malware-3.7.5/PySilon-linux.sh
Resource
debian9-armhf-20240418-en
Behavioral task
behavioral5
Sample
PySilon-malware-3.7.5/PySilon-linux.sh
Resource
debian9-mipsbe-20240729-en
Behavioral task
behavioral6
Sample
PySilon-malware-3.7.5/PySilon-linux.sh
Resource
debian9-mipsel-20240418-en
Behavioral task
behavioral7
Sample
PySilon-malware-3.7.5/PySilon.bat
Resource
win7-20240729-en
Behavioral task
behavioral8
Sample
PySilon-malware-3.7.5/PySilon.bat
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
PySilon-malware-3.7.5/builder.py
Resource
win7-20240708-en
Behavioral task
behavioral10
Sample
PySilon-malware-3.7.5/builder.py
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
PySilon-malware-3.7.5/compiler.py
Resource
win7-20240708-en
Behavioral task
behavioral12
Sample
PySilon-malware-3.7.5/compiler.py
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
PySilon-malware-3.7.5/python-3.12.4-amd64.exe
Resource
win7-20240708-en
Behavioral task
behavioral14
Sample
PySilon-malware-3.7.5/python-3.12.4-amd64.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
PySilon-malware-3.7.5/resources/discord_token_grabber.py
Resource
win7-20240704-en
Behavioral task
behavioral16
Sample
PySilon-malware-3.7.5/resources/discord_token_grabber.py
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
PySilon-malware-3.7.5/resources/get_cookies.py
Resource
win7-20240704-en
Behavioral task
behavioral18
Sample
PySilon-malware-3.7.5/resources/get_cookies.py
Resource
win10v2004-20240802-en
Behavioral task
behavioral19
Sample
PySilon-malware-3.7.5/resources/libopus-0.x64.dll
Resource
win7-20240708-en
Behavioral task
behavioral20
Sample
PySilon-malware-3.7.5/resources/libopus-0.x64.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral21
Sample
PySilon-malware-3.7.5/resources/misc.py
Resource
win7-20240708-en
Behavioral task
behavioral22
Sample
PySilon-malware-3.7.5/resources/misc.py
Resource
win10v2004-20240802-en
Behavioral task
behavioral23
Sample
PySilon-malware-3.7.5/resources/passwords_grabber.py
Resource
win7-20240704-en
Behavioral task
behavioral24
Sample
PySilon-malware-3.7.5/resources/passwords_grabber.py
Resource
win10v2004-20240802-en
Behavioral task
behavioral25
Sample
PySilon-malware-3.7.5/resources/protections.py
Resource
win7-20240729-en
Behavioral task
behavioral26
Sample
PySilon-malware-3.7.5/resources/protections.py
Resource
win10v2004-20240802-en
Behavioral task
behavioral27
Sample
PySilon-malware-3.7.5/resources/source_code/audio_control.py
Resource
win7-20240704-en
Behavioral task
behavioral28
Sample
PySilon-malware-3.7.5/resources/source_code/audio_control.py
Resource
win10v2004-20240802-en
Behavioral task
behavioral29
Sample
PySilon-malware-3.7.5/resources/source_code/block_input.py
Resource
win7-20240705-en
Behavioral task
behavioral30
Sample
PySilon-malware-3.7.5/resources/source_code/block_input.py
Resource
win10v2004-20240802-en
Behavioral task
behavioral31
Sample
PySilon-malware-3.7.5/resources/source_code/bsod.py
Resource
win7-20240708-en
Behavioral task
behavioral32
Sample
PySilon-malware-3.7.5/resources/source_code/bsod.py
Resource
win10v2004-20240802-en
General
-
Target
PySilon-malware-3.7.5/resources/get_cookies.py
-
Size
5KB
-
MD5
9fbfdf3363bef58201cb58f8c47a5c90
-
SHA1
c932298a07c455b468bcae7b3fa4868aef5fda02
-
SHA256
50659c02385bd90d268e5c9cb39710d99dd84dc9637b1cf1eeb0413fb624f763
-
SHA512
98d62d0403377dc0a40a9d400bea0d394e972659be0d12360cc398681fc8f1ee3de7aefa7ab68c2fa17081e7261466e233d9760012f1c27b8f309ead964743ca
-
SSDEEP
96:kXFbaDLJC/3LPAsTyjHJ2uCE/Mz5ClOla+lfe:kVbsVMEakDCE/MFCsc4m
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
AcroRd32.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe -
Modifies registry class 9 IoCs
Processes:
rundll32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\py_auto_file\shell\Read rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\py_auto_file\ rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\.py rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\.py\ = "py_auto_file" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\py_auto_file\shell rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\py_auto_file\shell\Read\command rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_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-1-5-21-3294248377-1418901787-4083263181-1000_Classes\Local Settings rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\py_auto_file rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
AcroRd32.exepid process 1932 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
AcroRd32.exepid process 1932 AcroRd32.exe 1932 AcroRd32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
cmd.exerundll32.exedescription pid process target process PID 2316 wrote to memory of 3044 2316 cmd.exe rundll32.exe PID 2316 wrote to memory of 3044 2316 cmd.exe rundll32.exe PID 2316 wrote to memory of 3044 2316 cmd.exe rundll32.exe PID 3044 wrote to memory of 1932 3044 rundll32.exe AcroRd32.exe PID 3044 wrote to memory of 1932 3044 rundll32.exe AcroRd32.exe PID 3044 wrote to memory of 1932 3044 rundll32.exe AcroRd32.exe PID 3044 wrote to memory of 1932 3044 rundll32.exe AcroRd32.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\PySilon-malware-3.7.5\resources\get_cookies.py1⤵
- Suspicious use of WriteProcessMemory
PID:2316 -
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-3.7.5\resources\get_cookies.py2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3044 -
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-3.7.5\resources\get_cookies.py"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:1932
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
3KB
MD5aaf59e7a60a4e798ade917bc77c43040
SHA10e636034a10000a88b841e80596142ad960f1f9f
SHA2562b65f7c72f619f4c96693501a01065a3bca7696c802a8778ef8f9158c0a43232
SHA512400091b01cfca3f2be6abedb2cbea270c521f663dc6354d759d7ac8f54eac897ef82d545999a4c46ed8dd710c373da15c6510db65a47ae6fe7b47d276b14db4e