Overview
overview
7Static
static
3K&S.rar
windows7-x64
1K&S.rar
windows10-2004-x64
1Karma.exe
windows7-x64
7Karma.exe
windows10-2004-x64
alansito_file.pyc
windows7-x64
3alansito_file.pyc
windows10-2004-x64
3Slinky.exe
windows7-x64
7Slinky.exe
windows10-2004-x64
alansito_file.pyc
windows7-x64
3alansito_file.pyc
windows10-2004-x64
3slinky_library.dll
windows7-x64
5slinky_library.dll
windows10-2004-x64
5slinkyhook.dll
windows7-x64
1slinkyhook.dll
windows10-2004-x64
1Analysis
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max time kernel
119s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
07/01/2024, 19:21
Behavioral task
behavioral1
Sample
K&S.rar
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
K&S.rar
Resource
win10v2004-20231222-en
Behavioral task
behavioral3
Sample
Karma.exe
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
Karma.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
alansito_file.pyc
Resource
win7-20231129-en
Behavioral task
behavioral6
Sample
alansito_file.pyc
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
Slinky.exe
Resource
win7-20231129-en
Behavioral task
behavioral8
Sample
Slinky.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
alansito_file.pyc
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
alansito_file.pyc
Resource
win10v2004-20231215-en
Behavioral task
behavioral11
Sample
slinky_library.dll
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
slinky_library.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral13
Sample
slinkyhook.dll
Resource
win7-20231215-en
Behavioral task
behavioral14
Sample
slinkyhook.dll
Resource
win10v2004-20231222-en
General
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Target
alansito_file.pyc
-
Size
4KB
-
MD5
61d8957cd245f62c0ace4729fbffe6c0
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SHA1
9107ab457b521eccc3e4d5bb98f60ceedddcb4be
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SHA256
80198c823f72268a9f6506f5d54ba13bc87dfd59e03ec4eff52adfc4c8c32381
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SHA512
3614cdbaa7b6dab174cbc04e00088c48cd1938a1dd0d52cf9659dcb072061ee113b3abe4d816197043be4bda6613165ec4457a01a56c9afb8d03f6d03d97187d
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SSDEEP
96:il2wumCdNqY2SyeOjdm0FZ+i6qaUG5fmkJqbAJrkka5:YMdkY2uOIQ+OaUGBPQb2rkf5
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 12 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000_CLASSES\pyc_auto_file\shell\edit rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000_CLASSES\pyc_auto_file\shell\open\command\ = "%SystemRoot%\\system32\\NOTEPAD.EXE %1" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000_CLASSES\.pyc rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000_CLASSES\pyc_auto_file rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000_CLASSES\pyc_auto_file\ rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000_CLASSES\.pyc\ = "pyc_auto_file" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000_CLASSES\pyc_auto_file\shell rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000_CLASSES\pyc_auto_file\shell\edit\command rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000_CLASSES\pyc_auto_file\shell\edit\command\ = "%SystemRoot%\\system32\\NOTEPAD.EXE %1" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000_CLASSES\pyc_auto_file\shell\open rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000_Classes\Local Settings rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000_CLASSES\pyc_auto_file\shell\open\command rundll32.exe -
Opens file in notepad (likely ransom note) 1 IoCs
pid Process 2948 NOTEPAD.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2244 wrote to memory of 2740 2244 cmd.exe 29 PID 2244 wrote to memory of 2740 2244 cmd.exe 29 PID 2244 wrote to memory of 2740 2244 cmd.exe 29 PID 2740 wrote to memory of 2948 2740 rundll32.exe 30 PID 2740 wrote to memory of 2948 2740 rundll32.exe 30 PID 2740 wrote to memory of 2948 2740 rundll32.exe 30
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\alansito_file.pyc1⤵
- Suspicious use of WriteProcessMemory
PID:2244 -
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\alansito_file.pyc2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2740 -
C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\alansito_file.pyc3⤵
- Opens file in notepad (likely ransom note)
PID:2948
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