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Analysis
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max time kernel
148s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
09/10/2024, 08:32
Static task
static1
Behavioral task
behavioral1
Sample
2024-10-09_9a13f317ad20676ff4bdf58f7f291567_cryptolocker.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-10-09_9a13f317ad20676ff4bdf58f7f291567_cryptolocker.exe
Resource
win10v2004-20241007-en
General
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Target
2024-10-09_9a13f317ad20676ff4bdf58f7f291567_cryptolocker.exe
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Size
76KB
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MD5
9a13f317ad20676ff4bdf58f7f291567
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SHA1
e8eabb1bda65b51b1ca3e7f7cda00fe1df41c57d
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SHA256
bf9fea2763957431d98785eafdabce63c14a830f127a2ece344db8ad8f164021
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SHA512
eb488742265d6f816b762b6f3b162ca984556e904f18ec6e7758d1bb6d749a8d89dc8d7f8286a88f9edf4da97f6bad4972a6a3d47b73bf309a168def6b5af309
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SSDEEP
768:V6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpj/MLa5VccPtNw5CS95yM:V6QFElP6n+gMQMOtEvwDpjyaLccVNlw
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2776 asih.exe -
Loads dropped DLL 1 IoCs
pid Process 296 2024-10-09_9a13f317ad20676ff4bdf58f7f291567_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 2024-10-09_9a13f317ad20676ff4bdf58f7f291567_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 296 wrote to memory of 2776 296 2024-10-09_9a13f317ad20676ff4bdf58f7f291567_cryptolocker.exe 30 PID 296 wrote to memory of 2776 296 2024-10-09_9a13f317ad20676ff4bdf58f7f291567_cryptolocker.exe 30 PID 296 wrote to memory of 2776 296 2024-10-09_9a13f317ad20676ff4bdf58f7f291567_cryptolocker.exe 30 PID 296 wrote to memory of 2776 296 2024-10-09_9a13f317ad20676ff4bdf58f7f291567_cryptolocker.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-10-09_9a13f317ad20676ff4bdf58f7f291567_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-10-09_9a13f317ad20676ff4bdf58f7f291567_cryptolocker.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:296 -
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:2776
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
76KB
MD55952e12e016b4ab2792dac56e91992ef
SHA16b090363650e81fc99ee5b9a88e6772dbf563f51
SHA256fd42751cc2c795ad025ac3ccb5a93cc39377cd4edde44ec282b93a2a86e89286
SHA512604163ef2839431804179468dbbd38789117bb0edff2878bb60a01bfd03960840bee8080947f8417272fa1aa5ac128c0e7eb991441facfa002840a236e1f71b1