Analysis
- max time kernel
33s - max time network
125s - platform
windows10_x64 - resource
win10v20210408 - submitted
26/05/2021, 20:27
General
- Target 209416EAD31F96B33C86487A1AEBD4DC.exe
- Size 3.8MB
- Sample210526-6ff3ngnfxe
- SHA256 f3b3bf03f311300ba76f4de3376ff21b3b1971ccbc90e24638ab15c2b42ef79b
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 6 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 16 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\209416EAD31F96B33C86487A1AEBD4DC.exe"C:\Users\Admin\AppData\Local\Temp\209416EAD31F96B33C86487A1AEBD4DC.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\7zSC8A53944\setup_install.exe"C:\Users\Admin\AppData\Local\Temp\7zSC8A53944\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 2928 -s 4644⤵
- 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/2928-131-0x000000006B440000-0x000000006B4CF000-memory.dmp
memory/2928-132-0x000000006FE40000-0x000000006FFC6000-memory.dmp
memory/2928-133-0x000000006B280000-0x000000006B2A6000-memory.dmp
memory/2928-134-0x0000000000400000-0x000000000051D000-memory.dmp
memory/2928-136-0x0000000064940000-0x0000000064959000-memory.dmp
memory/2928-137-0x0000000064940000-0x0000000064959000-memory.dmp
memory/2928-135-0x0000000064940000-0x0000000064959000-memory.dmp
memory/2928-138-0x0000000064940000-0x0000000064959000-memory.dmp