Analysis
- max time kernel
90s - max time network
128s - platform
windows10-2004_x64 - resource
win10v2004-20240412-en - resource tags
- submitted
12/04/2024, 18:06
General
- Target 008d1f88e2ac16aadc7635124282b6c7fd785db4fc0e3ba2c59673a036700cb4.exe
- Size 2.6MB
- Sample240412-wp49vsce58
- SHA256 008d1f88e2ac16aadc7635124282b6c7fd785db4fc0e3ba2c59673a036700cb4
Malware Config
Signatures
- Detects executables packed with Themida 3 IoCs
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
- Modifies AppInit DLL entries 2 TTPs
- Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Executes dropped EXE 1 IoCs
- Themida packer 3 IoCs
Detects Themida, an advanced Windows software protection system.
- Checks whether UAC is enabled 1 TTPs 2 IoCs
- Drops file in Program Files directory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\008d1f88e2ac16aadc7635124282b6c7fd785db4fc0e3ba2c59673a036700cb4.exe"C:\Users\Admin\AppData\Local\Temp\008d1f88e2ac16aadc7635124282b6c7fd785db4fc0e3ba2c59673a036700cb4.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Drops file in Program Files directory
-
C:\PROGRA~3\Mozilla\dknxgrl.exeC:\PROGRA~3\Mozilla\dknxgrl.exe -xnimong1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
- Drops file in Program Files directory
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
dknxgrl.exe
memory/1308-7-0x0000000000400000-0x0000000000AB2000-memory.dmp
memory/1308-11-0x0000000001860000-0x00000000018BB000-memory.dmp
memory/1308-12-0x0000000000400000-0x000000000045B000-memory.dmp
memory/1308-15-0x0000000000400000-0x000000000045B000-memory.dmp
memory/2896-0-0x0000000000400000-0x0000000000AB2000-memory.dmp
memory/2896-1-0x0000000002760000-0x00000000027BB000-memory.dmp
memory/2896-2-0x0000000000400000-0x000000000045B000-memory.dmp
memory/2896-6-0x0000000000710000-0x0000000000A94000-memory.dmp
memory/2896-9-0x0000000000400000-0x000000000045B000-memory.dmp
memory/2896-10-0x0000000002760000-0x00000000027BB000-memory.dmp