Extracted

Extracted

• • Target

    H-Malware Builder V5.exe

  • Size

    407KB

  • MD5

    c8f6d76b4ae82978272bde392561c4f4

  • SHA1

    80447d36fcf88cc9caa806db53e22d9468cc31ee

  • SHA256

    c981ebcf0c0cf857162ae35b9385c22d3198c2ec9ea00e37fcfe74a79eb3510e

  • SHA512

    10fa87f050a9ceb658e443317158ef8b1dbaa9e183ec61b5e5e42adb562f7918d996134aba7f0bbad852def4d6b0824c7b9716628b554194d0fd95974de6b2ad

  • SSDEEP

    12288:r5p4UNBN3aqeKNoRfwoZrHMBV9EwEcb8+DvtuWUb:r9N3aqPCRooZwBjEhcYcvYWUb

  Score

  10^/10

  asyncratdefaultbootkitdefense_evasionexecutionpersistencerat

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

    ratasyncrat

  • Asyncrat family

    asyncrat

  • Suspicious use of NtCreateUserProcessOtherParentProcess

  • Async RAT payload

    rat

  • Blocklisted process makes network request

  • Command and Scripting Interpreter: PowerShell

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    execution

  • Sets service image path in registry

    persistence

  • Checks BIOS information in registry

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

  • Checks computer location settings

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file

  • Executes dropped EXE

  • Indicator Removal: Clear Windows Event Logs

    Clear Windows Event Logs to hide the activity of an intrusion.

    defense_evasion

  • Enumerates connected drives

    Attempts to read the root path of hard drives other than the default C: drive.

  • Writes to the Master Boot Record (MBR)

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence

  • Drops file in System32 directory

  • Suspicious use of SetThreadContext

  behavioral1behavioral2behavioral3behavioral4