Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
13/10/2024, 02:25
Static task
static1
Behavioral task
behavioral1
Sample
2024-10-13_78c4db63eb731fc2b19266df2b982da9_cryptolocker.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-10-13_78c4db63eb731fc2b19266df2b982da9_cryptolocker.exe
Resource
win10v2004-20241007-en
General
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Target
2024-10-13_78c4db63eb731fc2b19266df2b982da9_cryptolocker.exe
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Size
69KB
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MD5
78c4db63eb731fc2b19266df2b982da9
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SHA1
165788f34f2f03d3da53f59b73a3951e2293c1b4
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SHA256
5706f5da79b85a558632b529f092f84019b070288929bb835cbfffe8b93dd264
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SHA512
8557afe3d0f222cf7300a4e9081e9dc1e226926a0762262c680b32dc4b8a34f98eba2aefe494faa92752db76f565ee76fc8d9d3fcbe279a42472114e9ddd221b
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SSDEEP
768:gUQz7yVEhs9+4T/1bytOOtEvwDpjNbZ9BL7r:gUj+AIMOtEvwDpjNbx7r
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2200 misid.exe -
Loads dropped DLL 1 IoCs
pid Process 1872 2024-10-13_78c4db63eb731fc2b19266df2b982da9_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 2024-10-13_78c4db63eb731fc2b19266df2b982da9_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 1872 wrote to memory of 2200 1872 2024-10-13_78c4db63eb731fc2b19266df2b982da9_cryptolocker.exe 28 PID 1872 wrote to memory of 2200 1872 2024-10-13_78c4db63eb731fc2b19266df2b982da9_cryptolocker.exe 28 PID 1872 wrote to memory of 2200 1872 2024-10-13_78c4db63eb731fc2b19266df2b982da9_cryptolocker.exe 28 PID 1872 wrote to memory of 2200 1872 2024-10-13_78c4db63eb731fc2b19266df2b982da9_cryptolocker.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-10-13_78c4db63eb731fc2b19266df2b982da9_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-10-13_78c4db63eb731fc2b19266df2b982da9_cryptolocker.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1872 -
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:2200
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
70KB
MD534886541c75450645a90d67e719c266f
SHA134a3200209e88a582857eb7165b8ab30aa974263
SHA256525722cf26e254f8f957b61664823dd7db694c08453c359ab3ef813e3e190ffd
SHA512ee0a515634586689f0118ab5f7cff800e2a05c922e41a080177a0de7433423cba152d76c0dd6d544f0a0ea4f0d4638444ce704c11717b5b7c062665a7a6bcd2e