Analysis
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max time kernel
149s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
19/02/2024, 21:56
General
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Target
2024-02-19_d27d06cb69156b27d346f3b84c84c69a_cryptolocker.exe
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Size
85KB
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MD5
d27d06cb69156b27d346f3b84c84c69a
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SHA1
71ddf15519c899f40968d9170d6761f5fa0e611b
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SHA256
b18e74a214b74076e1c28f6bfe0b93d18c2ecfe2b05504ea5cdb4d250e3b9b91
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SHA512
62d378e29c16f99f973d3d08ed4e61c65782eac51c26653ba3270244534b57dbbbc727b1a4c50ca32e353e610a03b50371e40580ea4fbdea4d651ca487af112b
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SSDEEP
768:qkmnjFom/kLyMro2GtOOtEvwDpjeY10Y/YMsvlMdwPK80GQuchoIgtIEA:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgM
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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UPX dump on OEP (original entry point) 5 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 5 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\2024-02-19_d27d06cb69156b27d346f3b84c84c69a_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-19_d27d06cb69156b27d346f3b84c84c69a_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
85KB
MD55e5ceaaa3a2b8f5df12ef5555e99671f
SHA17d3e56b170765d6736aa9257e428b56580b0cb87
SHA25658cfd3b4370b4a462024c6111ad2800a997ad4a1af8033320007896e5947521d
SHA512ccf792b0d15c004c395327582f46d25ce5dc02c840337ba7e4b33600585d2bf3faede5ea60977c0970786333d759371d1f0911673664fa24160b3621e21d0eb5
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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
60KB