Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
28/02/2024, 05:15
General
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Target
2024-02-28_9973c0a8bdf175c5848d85ad4a06bd47_cryptolocker.exe
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Size
63KB
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MD5
9973c0a8bdf175c5848d85ad4a06bd47
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SHA1
61abe9d581c2a3f63da935e9cca75e2dbe2224e1
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SHA256
19e843ee0365740e846419f4f7e902fd21e52d6c37a128e88677dae51e70ad3e
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SHA512
df78d64e0e58fb6255801a69816bb511521cb6653531365e97ba77b089b863a8ff89f95e8dd7ddc07730799020a963ee490f76da26b8eaef839928470f92949a
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5hRXlp:T6QFElP6n+gxmddpMOtEvwDpjwa3nlp
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\2024-02-28_9973c0a8bdf175c5848d85ad4a06bd47_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-28_9973c0a8bdf175c5848d85ad4a06bd47_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
63KB
MD58b0c4b699712004b43bc686b448a8b72
SHA1251b44132f5c38042722380867a87bdb54d54812
SHA2561ca693a184a3fa303858eef16889599ddff3edc6459577b9d0cbd3160a60e285
SHA512db3ab4207ebfbb6f60cdc9c5a4186ea53e50964152c469e8e85fa092378ea4fb2de80924ba80b65c7f347de8521caa5fd4a2538c7bfa9303d6ab7b9593868d5e
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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
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Filesize
64KB