Analysis
- max time kernel
126s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20240729-en - resource tags
- submitted
28/07/2024, 11:42
General
- Target 2024-07-28_2bd11783ebef38ea1e4e38e9497e7966_bkransomware.exe
- Size 205KB
- Sample240728-nvdebswepl
- SHA256 ffcab33674b08057b06f95b09386de3cbd90dce3b5c33fb6f1614f1c6ccd023a
Malware Config
Signatures
- GandCrab payload 3 IoCs
- Gandcrab
Gandcrab is a Trojan horse that encrypts files on a computer.
- UPX packed file 2 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Adds Run key to start application 2 TTPs 1 IoCs
- Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 12 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-07-28_2bd11783ebef38ea1e4e38e9497e7966_bkransomware.exe"C:\Users\Admin\AppData\Local\Temp\2024-07-28_2bd11783ebef38ea1e4e38e9497e7966_bkransomware.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/2984-0-0x0000000000DD0000-0x0000000000E06000-memory.dmp
memory/2984-2-0x0000000000BC0000-0x0000000000BD3000-memory.dmp
memory/2984-1-0x0000000000BB0000-0x0000000000BB1000-memory.dmp
memory/2984-3-0x0000000000D00000-0x0000000000D16000-memory.dmp
memory/2984-9-0x0000000000DD0000-0x0000000000E06000-memory.dmp
memory/2984-10-0x0000000000D00000-0x0000000000D16000-memory.dmp