Analysis
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max time kernel
149s -
max time network
155s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
23/02/2024, 19:49
General
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Target
2024-02-23_7c29ca28d36cdbf95defa40691ca3abc_cryptolocker.exe
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Size
87KB
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MD5
7c29ca28d36cdbf95defa40691ca3abc
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SHA1
f8650c3ce7b0717339d46e816d297cde825d6bd8
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SHA256
4a53ce56a0c2476b0ce9ecd2dd983dde05f42eb68c545c2605c7a40b37e05957
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SHA512
734001a6f2a754ef9ac43725c339689870c4ad6012504488b17c004fcc97c672461cd6fdfb199043cdd5c3abacf4f596a2a4bcbd738061a0cdbff2b7ce762ff1
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgS4X:AnBdOOtEvwDpj6zf
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\2024-02-23_7c29ca28d36cdbf95defa40691ca3abc_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-23_7c29ca28d36cdbf95defa40691ca3abc_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
87KB
MD589530fb4b5c35bc954e41b492c41bfc8
SHA14b4e636617d16dc17228af818ae83b6e0d4a142e
SHA256f6f833a372292eaeb74ee0f74d5649b5addff14caa755e4e5fa944101b90b333
SHA512979578aee7cc7b844546c8a0aa5f44bd525eb3f2daf50c4cd4f302571a61da36496bbfbc824c52fe891bf3c054a36238e4e9791847daa23c1f07def943e3e3de
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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
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB