Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
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submitted
29/03/2024, 03:47
General
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Target
2024-03-29_78f29266045bce5b3864453a2e839a9e_cryptolocker.exe
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Size
39KB
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MD5
78f29266045bce5b3864453a2e839a9e
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SHA1
7b754309080bc4fb5d21fea2171570f0f6611051
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SHA256
680e3888a5d358525517053a0a6ffed3b9aff8b3ebf670cf3895ee3d67c17dae
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SHA512
4828347f2b6c7fc26247f5d78cb5e42f7683ebbff5f96437bd2dcdfafc6a19634ad8ec9e655ceadd05213cf82d67237da4ad20ade231024c12161834f8a5f6c9
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SSDEEP
768:wHGGaSawqnwjRQ6ESlmFOsPoOdQtOOtEvwDpjm6WaJIOc+UPPEkL7vla:YGzl5wjRQBBOsP1QMOtEvwDpjgarrkLQ
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\2024-03-29_78f29266045bce5b3864453a2e839a9e_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-29_78f29266045bce5b3864453a2e839a9e_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
40KB
MD56920fb9f50b686f6b6ee0f249d80466d
SHA1e852eb409149d2a564ac3e9f486784eaffe8215c
SHA25619808134685c7fa1651c16088cf230bb8cf06c68479ac7231042534a437ebe34
SHA51231eb49f626cec11ebd4951b766a277609710ec417589a7e6e5b81fac37f6d7273a072073293f8dfdeea2a8389d32d31ee9c8ad3ebcf20624a17c5298ead5a2cf
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Filesize
44KB
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Filesize
24KB
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Filesize
24KB
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Filesize
44KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
44KB