Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
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submitted
10-04-2024 21:36
General
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Target
2024-04-10_78144506b55dbd1f60a55871e4dfb2e9_cryptolocker.exe
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Size
84KB
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MD5
78144506b55dbd1f60a55871e4dfb2e9
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SHA1
8cd0d565c9ee9082d818cd541f51fd3d9244edda
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SHA256
f59d1d420a7580ce70d51f846067dd237f9a150880593e047969596d38825878
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SHA512
f71cc3be38537c121ab5aa5bd6258ff72ed600c5c7fd3311b1c6e276eea6a7ca53192c4b5069c5cac83c0ec20efd7231249ed8d90d696c35381ef7e4fffb938b
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vM5RJ:T6a+rdOOtEvwDpjNs
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\2024-04-10_78144506b55dbd1f60a55871e4dfb2e9_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-10_78144506b55dbd1f60a55871e4dfb2e9_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
84KB
MD51f4a9e8ffac2f28265bab37e6835315e
SHA11eb7e0fbda2468a8e3a2f2af9d7be06b7cf9a09c
SHA256d4a296101317df91fc7d1e1e9e22b5dfb5a0a00592e9285fdf80f0f8770dc9fb
SHA51269c8aaa98a6d67d1337e1cf4869cb23a4eded652f44301fdefb8bb2c15dd6906b9de8a5aa13caee5a310cabbfca2d78ef19e42bc1fc7d5a9103a58c8e4ebc092
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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
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Filesize
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB