Analysis
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max time kernel
149s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
12/09/2024, 19:31
Static task
static1
Behavioral task
behavioral1
Sample
2024-09-12_dadf7946f98e5d81ca418efdec91e301_cryptolocker.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
2024-09-12_dadf7946f98e5d81ca418efdec91e301_cryptolocker.exe
Resource
win10v2004-20240802-en
General
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Target
2024-09-12_dadf7946f98e5d81ca418efdec91e301_cryptolocker.exe
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Size
73KB
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MD5
dadf7946f98e5d81ca418efdec91e301
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SHA1
31af4f73525ce98673b61dd2e6482703d3aeceb9
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SHA256
92b60c51fbcf1213f139ef08652d2fadbf56cb3d3c13662b11a3d5195d326e29
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SHA512
cbb5cc35115aec4381e450631205a62e1356bca684505083d7abd45b66b52207f0a2b0fefefd653364d1fca7b7633d9477d6874d544106cecd9d04d485401258
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SSDEEP
768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4ZPsED3VK2+ZtyOjgO4r9vFAg2rq2g1B/Rf:vj+jsMQMOtEvwDpj5HZYTjipvF243
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2656 misid.exe -
Loads dropped DLL 1 IoCs
pid Process 2672 2024-09-12_dadf7946f98e5d81ca418efdec91e301_cryptolocker.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-09-12_dadf7946f98e5d81ca418efdec91e301_cryptolocker.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language misid.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2672 wrote to memory of 2656 2672 2024-09-12_dadf7946f98e5d81ca418efdec91e301_cryptolocker.exe 31 PID 2672 wrote to memory of 2656 2672 2024-09-12_dadf7946f98e5d81ca418efdec91e301_cryptolocker.exe 31 PID 2672 wrote to memory of 2656 2672 2024-09-12_dadf7946f98e5d81ca418efdec91e301_cryptolocker.exe 31 PID 2672 wrote to memory of 2656 2672 2024-09-12_dadf7946f98e5d81ca418efdec91e301_cryptolocker.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-09-12_dadf7946f98e5d81ca418efdec91e301_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-09-12_dadf7946f98e5d81ca418efdec91e301_cryptolocker.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2672 -
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2656
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
73KB
MD544ffbc5423ea5ae51d55bb36956f26b0
SHA1378e9428443c65e7b175d69171a37849a2ba2889
SHA2563d9605fc828c9d102ddccf65c0427dac1deb96a65ffdf9b818b41cf4c7e54686
SHA512c276e3e80843c599c48f305517e9d70854ce394295a988ca41d2a2666469ffcc6868a36f46798f596f621fe05d4069bc64b8b7f77928abda0e19f1f89cb80b17