Analysis
- max time kernel
148s - max time network
149s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
- submitted
02/06/2024, 22:25
General
- Target 2024-06-02_809fb78cf46958b4426b3d0cff18e350_cryptolocker.exe
- Size 96KB
- Sample240602-2b8ysaac86
- SHA256 38a659c0c6ed2d005b260a0ad8afd2e065c0deb956cb2de9adb8739713672a19
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
- Detection of Cryptolocker Samples 1 IoCs
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-06-02_809fb78cf46958b4426b3d0cff18e350_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-02_809fb78cf46958b4426b3d0cff18e350_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
asih.exe
memory/2388-2-0x00000000004E0000-0x00000000004E6000-memory.dmp
memory/2388-1-0x0000000000250000-0x0000000000256000-memory.dmp
memory/2388-0-0x0000000000250000-0x0000000000256000-memory.dmp
memory/3064-15-0x0000000000340000-0x0000000000346000-memory.dmp
memory/3064-22-0x0000000000300000-0x0000000000306000-memory.dmp