Analysis
- max time kernel
36s - max time network
136s - platform
windows10_x64 - resource
win10v20210410 - submitted
30/07/2021, 12:56
General
- Target NEW.00785.exe
- Size 644KB
- Sample210730-clsf586txe
- SHA256 524bd24b076dc2580ced18f98ee98ab54d528f5fc8ffe02bdda47fa557feeb3c
Score
9/10
Malware Config
Signatures
- Looks for VirtualBox Guest Additions in registry 2 TTPs
- Looks for VMWare Tools registry key 2 TTPs
- Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\NEW.00785.exe"C:\Users\Admin\AppData\Local\Temp\NEW.00785.exe"1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\NEW.00785.exe"{path}"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exedw20.exe -x -s 6963⤵
- 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/3584-115-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3584-119-0x0000000003150000-0x0000000003151000-memory.dmp
memory/3872-114-0x00000000032E0000-0x00000000032E1000-memory.dmp