Analysis
- max time kernel
36s - max time network
53s - platform
windows10_x64 - resource
win10v20210408 - submitted
01/06/2021, 03:36
General
- Target BB67A245F1B9A49C4BF41DADFC8ACE6E.exe
- Size 3.4MB
- Sample210601-wtce3dwere
- SHA256 5b73fe2b2388fcd2b0f2c71f8499221e5ccd1bcfc4e31d2140d5eca1c3a45414
Score
8/10
Malware Config
Signatures
- ASPack v2.12-2.42 8 IoCs
Detects executables packed with ASPack v2.12-2.42
- Executes dropped EXE 2 IoCs
- Loads dropped DLL 5 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\BB67A245F1B9A49C4BF41DADFC8ACE6E.exe"C:\Users\Admin\AppData\Local\Temp\BB67A245F1B9A49C4BF41DADFC8ACE6E.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\setup_installer.exe"C:\Users\Admin\AppData\Local\Temp\setup_installer.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zS86BC9A44\setup_install.exe"C:\Users\Admin\AppData\Local\Temp\7zS86BC9A44\setup_install.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 208 -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/208-130-0x0000000064940000-0x0000000064959000-memory.dmp
memory/208-131-0x0000000064940000-0x0000000064959000-memory.dmp
memory/208-132-0x0000000064940000-0x0000000064959000-memory.dmp
memory/208-133-0x0000000064940000-0x0000000064959000-memory.dmp
memory/208-134-0x000000006B440000-0x000000006B4CF000-memory.dmp
memory/208-136-0x000000006B280000-0x000000006B2A6000-memory.dmp
memory/208-137-0x0000000000400000-0x000000000051D000-memory.dmp
memory/208-135-0x000000006FE40000-0x000000006FFC6000-memory.dmp