Analysis
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max time kernel
149s -
max time network
138s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
30/05/2024, 15:26
General
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Target
2024-05-30_8c61a3b2622f7736906cab5e6cd812ca_cryptolocker.exe
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Size
66KB
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MD5
8c61a3b2622f7736906cab5e6cd812ca
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SHA1
33d6843af23bb7258e18d935d76af6e6d1bcef7c
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SHA256
1922be51b1ef672aafae263b250d21c345dc2fae8a0f4fd49f79f8d4221baf8c
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SHA512
aad5f6f7e99199f01dd9f49442d42e257115e8c55bd4721ff131178de1d5580e9bde489925ff180a766c1d584cf8ef5c290bfae40198aeff47d88604d53f4c84
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UAXXA:1nK6a+qdOOtEvwDpjQ
Malware Config
Signatures
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Detection of CryptoLocker Variants 6 IoCs
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Detection of Cryptolocker Samples 6 IoCs
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UPX dump on OEP (original entry point) 6 IoCs
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 1 IoCs
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UPX packed file 6 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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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 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-05-30_8c61a3b2622f7736906cab5e6cd812ca_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-30_8c61a3b2622f7736906cab5e6cd812ca_cryptolocker.exe"1⤵
- Loads dropped DLL
- 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
66KB
MD5c98b12783f86b6929c35ece1344ae6d1
SHA16bf1ffc1be470be9f2ee0b5145ab658f505bc607
SHA256a79cf606addb6e6f64d4bbcdcc69f31513ae6ab11324e4cfa0a9bb8c3b1a4ea1
SHA5129da5d8cbfcbb877a8c2ea96323428c7e57ac4a112931c74ee7b6b3246947f0a6c77dc269338e7e651a37bf336bbb847dd02a4b689aea7252cb90b613bdf5ca90
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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
64KB
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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
60KB