Analysis
- max time kernel
46s - max time network
56s - platform
windows10_x64 - resource
win10v20210408 - submitted
14/05/2021, 14:34
General
- Target x86_x64_setup.exe
- Size 3.3MB
- Sample210514-1nfkbdnbde
- SHA256 6552cf64c39a8bd219e97300c065290e11394898334a02f916f58566e2fbc7d7
Score
8/10
Malware Config
Signatures
- ASPack v2.12-2.42 9 IoCs
Detects executables packed with ASPack v2.12-2.42
- Executes dropped EXE 2 IoCs
- Loads dropped DLL 9 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Program crash 1 IoCs
- Suspicious behavior: EnumeratesProcesses 17 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\x86_x64_setup.exe"C:\Users\Admin\AppData\Local\Temp\x86_x64_setup.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\setup_installer\setup_installer.exeC:\Users\Admin\AppData\Local\Temp\setup_installer\setup_installer.exe /SD2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\7zS0FF7CBA4\setup_install.exe"C:\Users\Admin\AppData\Local\Temp\7zS0FF7CBA4\setup_install.exe" /SD3⤵
- Executes dropped EXE
- Loads dropped DLL
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2708 -s 4604⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2708-136-0x0000000064940000-0x0000000064959000-memory.dmp
memory/2708-135-0x000000006B440000-0x000000006B4CF000-memory.dmp
memory/2708-137-0x000000006FE40000-0x000000006FFC6000-memory.dmp
memory/2708-138-0x0000000064940000-0x0000000064959000-memory.dmp
memory/2708-139-0x000000006B280000-0x000000006B2A6000-memory.dmp
memory/2708-140-0x0000000064940000-0x0000000064959000-memory.dmp
memory/2708-134-0x0000000064940000-0x0000000064959000-memory.dmp
memory/2708-141-0x0000000000400000-0x000000000051D000-memory.dmp