Analysis

  • max time kernel
    151s
  • max time network
    117s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    01/07/2022, 07:15

General

  • Target
    72c032726021b1c3790a711a2b533c6ec5cca3c738a2a646eb73ae0080966a51.exe
  • Size 579KB
  • Sample220701-h3jcnahdfn
  • SHA256 72c032726021b1c3790a711a2b533c6ec5cca3c738a2a646eb73ae0080966a51
  • MD5 SHA1 SHA512
Score
9/10

Malware Config

Signatures

  • Enumerates VirtualBox registry keys 2 TTPs 5 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 3 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 3 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\72c032726021b1c3790a711a2b533c6ec5cca3c738a2a646eb73ae0080966a51.exe
    "C:\Users\Admin\AppData\Local\Temp\72c032726021b1c3790a711a2b533c6ec5cca3c738a2a646eb73ae0080966a51.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1472
    • C:\Users\Admin\AppData\Local\Temp\72c032726021b1c3790a711a2b533c6ec5cca3c738a2a646eb73ae0080966a51.exe
      "C:\Users\Admin\AppData\Local\Temp\72c032726021b1c3790a711a2b533c6ec5cca3c738a2a646eb73ae0080966a51.exe"
      2⤵
      • Enumerates VirtualBox registry keys
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Looks for VirtualBox Guest Additions in registry
      • Looks for VMWare Tools registry key
      • Checks BIOS information in registry
      • Identifies Wine through registry keys
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:3796
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\syswow64\svchost.exe
        3⤵
          PID:1464

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1464-134-0x0000000000AD0000-0x0000000000AE1000-memory.dmp

          memory/1464-135-0x0000000000AD0000-0x0000000000AE1000-memory.dmp

          memory/1472-131-0x0000000000400000-0x0000000000496000-memory.dmp

          memory/3796-132-0x0000000000400000-0x0000000000411000-memory.dmp

          memory/3796-136-0x0000000002740000-0x0000000003740000-memory.dmp

          memory/3796-137-0x0000000000400000-0x0000000000411000-memory.dmp

          memory/3796-138-0x0000000002740000-0x0000000003740000-memory.dmp