Analysis
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max time kernel
139s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
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submitted
30/05/2024, 21:53
General
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Target
2024-05-30_fb16eb39cda452b3d404bfaaf1613c7c_cryptolocker.exe
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Size
48KB
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MD5
fb16eb39cda452b3d404bfaaf1613c7c
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SHA1
5e3f62d35cd23abb8319f11f6d5355ca8723b070
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SHA256
7d8fc34387bb4cb4d17dc2803616deacb471806af067882abe934978fb273124
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SHA512
852b0ccc306c582989e6a0ffc707a43a43891b32d7bac2b04079a20b16e9d729100db6de93dbc7c0691bc03826a5c1353d45a453e176c8652ebf57109e1a7fa6
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SSDEEP
768:79inqyNR/QtOOtEvwDpjBKccJVODvy3SpUi:79mqyNhQMOtEvwDpjBzckqSD
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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Detection of Cryptolocker Samples 4 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-05-30_fb16eb39cda452b3d404bfaaf1613c7c_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-30_fb16eb39cda452b3d404bfaaf1613c7c_cryptolocker.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
48KB
MD5d9dfecce7d59493f4f597c405f2beea5
SHA1bbaf530332568c67c496ea7de2e9531fe8c4004f
SHA25636e42ff29f176adc08f6ccf786da5beec245be07943bf2dbd6fbe3c0e230b4db
SHA51280dbfd72235a6484caff8fbba40b7ad53a4a930e4c9b2caf8b3afd2a3acfa62074a0e2c74162c96cf92eba6cfda5b8a7dc85a0f39c640fd3e50df74d49bc17b8
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB