Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
08/10/2024, 23:25
Static task
static1
Behavioral task
behavioral1
Sample
2024-10-08_90c9f42b1ad21caac742f5b460f415d7_cryptolocker.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-10-08_90c9f42b1ad21caac742f5b460f415d7_cryptolocker.exe
Resource
win10v2004-20241007-en
General
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Target
2024-10-08_90c9f42b1ad21caac742f5b460f415d7_cryptolocker.exe
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Size
51KB
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MD5
90c9f42b1ad21caac742f5b460f415d7
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SHA1
f3a28d944be8e55f60f415e7f87c3d2b77d44a93
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SHA256
1110c4c82d499b08d23043063dba78021c2c11c382ebd3a1de0283b29cd02b2d
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SHA512
147192f465e631e1ad087b91f00f9bbd6f53a40a57dc364040a1f29eb1e9e84d1ddedd360faca1fdad1caa1b5ad1db8fdfd3de335d9f67dbbc25653bcf05190e
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5Qy:6j+1NMOtEvwDpjr8oxEy
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2692 misid.exe -
Loads dropped DLL 1 IoCs
pid Process 1560 2024-10-08_90c9f42b1ad21caac742f5b460f415d7_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 2024-10-08_90c9f42b1ad21caac742f5b460f415d7_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 1560 wrote to memory of 2692 1560 2024-10-08_90c9f42b1ad21caac742f5b460f415d7_cryptolocker.exe 31 PID 1560 wrote to memory of 2692 1560 2024-10-08_90c9f42b1ad21caac742f5b460f415d7_cryptolocker.exe 31 PID 1560 wrote to memory of 2692 1560 2024-10-08_90c9f42b1ad21caac742f5b460f415d7_cryptolocker.exe 31 PID 1560 wrote to memory of 2692 1560 2024-10-08_90c9f42b1ad21caac742f5b460f415d7_cryptolocker.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-10-08_90c9f42b1ad21caac742f5b460f415d7_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-10-08_90c9f42b1ad21caac742f5b460f415d7_cryptolocker.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1560 -
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:2692
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
51KB
MD5c5b2bd96f10793a2570057e87f2940cd
SHA11025887f3c345581a671e1c877f342f9fbf68ba9
SHA256f47a09101bc388511d82d29e039ced3346d6cdb567c531f5f83494e86c6e35e9
SHA512cc8fd7fa4fb6b26060c574803876bd18c77e9b4ce16b5a965b180d5e56cca96e8943ee26a121865fe0213ca42a8d94443a70d723a94a8f585e8866bfa28cb24f