Analysis

  • max time kernel
    1348s
  • max time network
    1136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/08/2024, 13:45

General

  • Target
    RebelCracked.exe
  • Size 57.8MB
  • Sample240829-q2dpsavbpe
  • SHA256 bb60a9d9e8754a155b17a47791384acc43977b734b2eeb02e0e8cab61c52d01a
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Drops file in System32 directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RebelCracked.exe
    "C:\Users\Admin\AppData\Local\Temp\RebelCracked.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:3976
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Windows\System32\RuntimeBroker.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4076
    • C:\Windows\System32\RuntimeBroker.exe
      "C:\Windows\System32\RuntimeBroker.exe"
      2⤵
        PID:32
      • C:\Users\Admin\AppData\Local\Temp\RebelCracked.exe
        "C:\Users\Admin\AppData\Local\Temp\RebelCracked.exe"
        2⤵
        • Checks computer location settings
        • Drops file in System32 directory
        • Suspicious use of WriteProcessMemory
        PID:4972
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Windows\System32\RuntimeBroker.exe'
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1500
        • C:\Windows\System32\RuntimeBroker.exe
          "C:\Windows\System32\RuntimeBroker.exe"
          3⤵
            PID:5112
          • C:\Users\Admin\AppData\Local\Temp\RebelCracked.exe
            "C:\Users\Admin\AppData\Local\Temp\RebelCracked.exe"
            3⤵
              PID:4668

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              RebelCracked.exe.log

              • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\RebelCracked.exe.log
              • Size 1KB
              • SHA256 9a0a58776494250224706cbfbb08562eec3891fb988f17d66d0d8f9af4253cf9
              • MD5 SHA1 SHA512

              powershell.exe.log

              • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
              • Size 2KB
              • SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
              • MD5 SHA1 SHA512

              StartupProfileData-NonInteractive

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
              • Size 944B
              • SHA256 21e5d7ccf80a293e6ba30ed728846ca19c929c52b96e2c8d34e27cd2234f1d45
              • MD5 SHA1 SHA512

              __PSScriptPolicyTest_vvh3y3vk.ack.ps1

              • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vvh3y3vk.ack.ps1
              • Size 60B
              • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
              • MD5 SHA1 SHA512

              memory/3976-18-0x00007FFE6E280000-0x00007FFE6ED41000-memory.dmp

              memory/3976-1-0x0000000000F70000-0x0000000004946000-memory.dmp

              memory/3976-0-0x00007FFE6E283000-0x00007FFE6E285000-memory.dmp

              memory/3976-20-0x00007FFE6E280000-0x00007FFE6ED41000-memory.dmp

              memory/4076-11-0x000001B21F250000-0x000001B21F272000-memory.dmp

              memory/4076-17-0x00007FFE6E280000-0x00007FFE6ED41000-memory.dmp

              memory/4076-14-0x00007FFE6E280000-0x00007FFE6ED41000-memory.dmp

              memory/4076-13-0x00007FFE6E280000-0x00007FFE6ED41000-memory.dmp

              memory/4076-12-0x00007FFE6E280000-0x00007FFE6ED41000-memory.dmp