Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
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submitted
20-06-2024 00:33
General
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Target
2024-06-20_bd91db436b1183c5904d5a6d56beb7eb_cryptolocker.exe
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Size
50KB
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MD5
bd91db436b1183c5904d5a6d56beb7eb
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SHA1
3440d7313560cace1be9b2da3283193b33d1c785
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SHA256
e95132a1193b4dcbbd5b4874be6b346183ebd0b2d7737e6cd573364779d38247
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SHA512
0863619b14ea6f88293fb05d00ea64f54871bcef41eeeb77a96de1a960ca429521d27d56250a97f6d7a64c3b1493a6e82fbb56d609036e4ab5f4a94bbd6807ef
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SSDEEP
768:lQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9Rva/yYsZnTa:lj+VGMOtEvwDpjy+viHss
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 5 IoCs
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Detects executables built or packed with MPress PE compressor 5 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\2024-06-20_bd91db436b1183c5904d5a6d56beb7eb_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-20_bd91db436b1183c5904d5a6d56beb7eb_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
51KB
MD54896c14be0624f751bb8ba6798d1355e
SHA14848da6704b6930b06702288be5f740cf9d45132
SHA256628c209189a03c9fb4e154b2c0d9e9d5ddace23cf073d72cd3d7dbdde4b0edf1
SHA512d4c5bf437ad8c61479ae5eb710eb373bd98b45488c032a3e91dfb96decadf0dbaee700f623d9904c097220917feab8cc83a8ecdc6f150a6a842bae721a834c68
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Filesize
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB
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Filesize
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB