Analysis
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max time kernel
149s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
20/11/2024, 02:49
Static task
static1
Behavioral task
behavioral1
Sample
2024-11-20_a17c054cc974a49f013e7423a1731cfd_cryptolocker.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2024-11-20_a17c054cc974a49f013e7423a1731cfd_cryptolocker.exe
Resource
win10v2004-20241007-en
General
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Target
2024-11-20_a17c054cc974a49f013e7423a1731cfd_cryptolocker.exe
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Size
46KB
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MD5
a17c054cc974a49f013e7423a1731cfd
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SHA1
f340b59a38d2a921e81981825af1aaebf46a92c7
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SHA256
9ba1135fc1cb815feac4940f0cbe6d04fae9a26d6cd7b6219185054c2fe3e1d2
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SHA512
6d5d6eaf5984a0a3f1a9e0914f2bb8b7f3bdec7e970947a78aba240b7423062a2a85e4be0e43d10d2aa07ab83bb99152387d34e7a5f8ae70ac14af69a813a119
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SSDEEP
768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBVaD3TP7DFHuRcD9HkY:X6QFElP6n+gJQMOtEvwDpjBmzDkWDtx
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3000 asih.exe -
Loads dropped DLL 1 IoCs
pid Process 2116 2024-11-20_a17c054cc974a49f013e7423a1731cfd_cryptolocker.exe -
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 asih.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-11-20_a17c054cc974a49f013e7423a1731cfd_cryptolocker.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2116 wrote to memory of 3000 2116 2024-11-20_a17c054cc974a49f013e7423a1731cfd_cryptolocker.exe 30 PID 2116 wrote to memory of 3000 2116 2024-11-20_a17c054cc974a49f013e7423a1731cfd_cryptolocker.exe 30 PID 2116 wrote to memory of 3000 2116 2024-11-20_a17c054cc974a49f013e7423a1731cfd_cryptolocker.exe 30 PID 2116 wrote to memory of 3000 2116 2024-11-20_a17c054cc974a49f013e7423a1731cfd_cryptolocker.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-11-20_a17c054cc974a49f013e7423a1731cfd_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-20_a17c054cc974a49f013e7423a1731cfd_cryptolocker.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2116 -
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:3000
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
46KB
MD55230b0feb69d2c0973dc72270dae6989
SHA1adc3fba7be101ea8c293ad76e895d4f5a65b9cf8
SHA256cd9cb561c001d4da5c88bbaed860e71ae6e3a15f47258f8b39e05fa6edef43f4
SHA5124a6fa9d33fc703e0a5d7a33ee689560e7a22e392cf28c123d92cdb50d2e3f7105c7287430b227bb0723062966b687b59dff42fb4461fab127314cd22fce18662