Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
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submitted
20/02/2024, 12:29
General
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Target
2024-02-20_3e4001f46480f73f0d60a963afdddaac_cryptolocker.exe
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Size
64KB
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MD5
3e4001f46480f73f0d60a963afdddaac
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SHA1
cb44f6867e575e0139b05ca753ba14e7e1ebda38
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SHA256
c8b1e02445bce880ebb9b97d92ade1b771b640237e2193bc1c23a39e7d14ff89
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SHA512
cd5b4ed696bb449f34ed09b20764464f741b61772085a336d5e9c0fc7d0b7c5eccb0ff3418400dea6e7363a8aedddb2e8da741b236986499542be1116dbce553
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUIv:i5nkFGMOtEvwDpjNbwQEI8Uu
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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Detection of Cryptolocker Samples 2 IoCs
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Detects executables built or packed with MPress PE compressor 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\2024-02-20_3e4001f46480f73f0d60a963afdddaac_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-20_3e4001f46480f73f0d60a963afdddaac_cryptolocker.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.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
64KB
MD5fc7d5b11e54010f24f4c3cca652031df
SHA1ff240a5af82adfeb71b5dcf5d971742513591ee9
SHA2564ffaf03cb0a87e02813d6d68e6f3c20f741b525fc787cc0bd17850ee1990b166
SHA51249e15b731e973130cb7acdfef3315d3cc0831e10415f2e509b46d80c76aaa69d5af0e2ef37566c9da2430e4800823c11293bd0184dff0c01849929ab7d53d510
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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
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Filesize
24KB
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Filesize
60KB