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Analysis
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max time kernel
147s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
06/09/2024, 02:29
Static task
static1
Behavioral task
behavioral1
Sample
2024-09-06_252078091437daecdcc062ffa097b502_cryptolocker.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-09-06_252078091437daecdcc062ffa097b502_cryptolocker.exe
Resource
win10v2004-20240802-en
General
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Target
2024-09-06_252078091437daecdcc062ffa097b502_cryptolocker.exe
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Size
76KB
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MD5
252078091437daecdcc062ffa097b502
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SHA1
2ffbcd8844fa3f3a13b1660b2438a901108ea6c4
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SHA256
471dbc2520791034280edd1a9d170e55538086517a8c021ea4f226485da6ef8a
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SHA512
17ff863c6303649338b58e2b6f0411d9a830339a987d91b56a53cdd9d586e9eebf22ef3b5ea12585461c367e3cbd28cc02315b5f8e3d2ab424ca85f8701108f4
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SSDEEP
768:u6LsoEEeegiZPvEhHSG+gZgtOOtEvwDpjeY10Y/YMsrPd:u6QFElP6n+gWMOtEvwDpjJGYQbrF
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 1192 asih.exe -
Loads dropped DLL 1 IoCs
pid Process 3028 2024-09-06_252078091437daecdcc062ffa097b502_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 2024-09-06_252078091437daecdcc062ffa097b502_cryptolocker.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language asih.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3028 wrote to memory of 1192 3028 2024-09-06_252078091437daecdcc062ffa097b502_cryptolocker.exe 30 PID 3028 wrote to memory of 1192 3028 2024-09-06_252078091437daecdcc062ffa097b502_cryptolocker.exe 30 PID 3028 wrote to memory of 1192 3028 2024-09-06_252078091437daecdcc062ffa097b502_cryptolocker.exe 30 PID 3028 wrote to memory of 1192 3028 2024-09-06_252078091437daecdcc062ffa097b502_cryptolocker.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-09-06_252078091437daecdcc062ffa097b502_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-09-06_252078091437daecdcc062ffa097b502_cryptolocker.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3028 -
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1192
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
76KB
MD5f0ec2b2a6829d1ef37d1b7c7f6e5cb56
SHA10df276019f1224f5ba96528de6a933d0dc475ee9
SHA25663090f6e1da4de6d0bda6e3c8ee641ec39352db9a345c611d2e4fe35ec767fab
SHA5128d6cb3bbbaefbde1917543b3e08d651e7318f8de75ee318a86d3874b96625a743dab881629fab6ff01155ea1ab78a9efa03951e23fee3bb3a0e64406b93a2377