Analysis
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max time kernel
149s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
26/04/2024, 04:38
General
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Target
2024-04-26_49f5cf5341246e8ab26fcd6a1bd3908f_cryptolocker.exe
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Size
55KB
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MD5
49f5cf5341246e8ab26fcd6a1bd3908f
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SHA1
a1111a78b016d85893cb3a2b4e8dec55189711f1
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SHA256
5dc85d6c9c8b9cac9b9139369c7270f921097281ef85d6b14e9f3f1d0b6b04ad
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SHA512
82699b5dbe5ba7e415ebbec19363e176a3b95a852173ac6bdc5d7e7c9ea4199215e1f5984334b1024f7a01485f3496be9a3f409543dd75b1151c5a2fec7cedbd
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjNcm:bP9g/xtCS3Dxx0lm
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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UPX dump on OEP (original entry point) 4 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 4 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 UnmapMainImage 2 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-04-26_49f5cf5341246e8ab26fcd6a1bd3908f_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-26_49f5cf5341246e8ab26fcd6a1bd3908f_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\gewos.exe"C:\Users\Admin\AppData\Local\Temp\gewos.exe"2⤵
- Executes dropped EXE
- Suspicious use of UnmapMainImage
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
55KB
MD52901c04e700bb3fa3589d7fbfa98d717
SHA183d60bf1ed20221f64ded37f8eb992f488842531
SHA2564659befda58b6bb63f04049466c68958bf9a2b91d2ebd3d83fe058d2820226d5
SHA51201b44f9e029020194d9240e4cde0b8200c4aff8b88b0f43d14912a16ee6a70455e41f4c189a6e61065e95ffbfcb82186ad225adcc9c59327ba13f94213fdb410
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Filesize
56KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
56KB
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Filesize
24KB
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Filesize
56KB