Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    05-07-2022 12:28

General

  • Target

    DHL_51015370367858.exe

  • Size

    1.9MB

  • MD5

    97fb1f63882abcbf894a43a528e4cb7a

  • SHA1

    753c06c8b807a4e1f6b518cc0bc1350a09d8a922

  • SHA256

    f038d9065406391e3c711ceb73d5e30f1021f75a086d275750488fbde9cf2d72

  • SHA512

    aefd423c08320ae04fdb0072b04e70e27c8ca2cba9046f677a43783f8b64613b193bbb6a39daffd5db6a1c27478394c8c0c47c0a82d461b508c20bd466260e43

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

godfavor.duckdns.org:2349

Attributes
  • communication_password

    81dc9bdb52d04dc20036dbd8313ed055

  • tor_process

    tor

Signatures

  • BitRAT

    BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

  • suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)

    suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)

  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL_51015370367858.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL_51015370367858.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4624
    • C:\Users\Admin\AppData\Local\Temp\DHL_51015370367858.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL_51015370367858.exe"
      2⤵
        PID:3376
      • C:\Users\Admin\AppData\Local\Temp\DHL_51015370367858.exe
        "C:\Users\Admin\AppData\Local\Temp\DHL_51015370367858.exe"
        2⤵
          PID:1256
        • C:\Users\Admin\AppData\Local\Temp\DHL_51015370367858.exe
          "C:\Users\Admin\AppData\Local\Temp\DHL_51015370367858.exe"
          2⤵
            PID:4132
          • C:\Users\Admin\AppData\Local\Temp\DHL_51015370367858.exe
            "C:\Users\Admin\AppData\Local\Temp\DHL_51015370367858.exe"
            2⤵
            • Suspicious use of NtSetInformationThreadHideFromDebugger
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            PID:5096

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1256-137-0x0000000000000000-mapping.dmp
        • memory/3376-136-0x0000000000000000-mapping.dmp
        • memory/4132-138-0x0000000000000000-mapping.dmp
        • memory/4624-130-0x0000000000270000-0x000000000045C000-memory.dmp
          Filesize

          1.9MB

        • memory/4624-131-0x00000000053A0000-0x0000000005944000-memory.dmp
          Filesize

          5.6MB

        • memory/4624-132-0x0000000004E90000-0x0000000004F22000-memory.dmp
          Filesize

          584KB

        • memory/4624-133-0x0000000004E00000-0x0000000004E0A000-memory.dmp
          Filesize

          40KB

        • memory/4624-134-0x00000000089C0000-0x0000000008A5C000-memory.dmp
          Filesize

          624KB

        • memory/4624-135-0x0000000000AF0000-0x0000000000B56000-memory.dmp
          Filesize

          408KB

        • memory/5096-140-0x0000000000400000-0x00000000007E4000-memory.dmp
          Filesize

          3.9MB

        • memory/5096-139-0x0000000000000000-mapping.dmp
        • memory/5096-141-0x0000000000400000-0x00000000007E4000-memory.dmp
          Filesize

          3.9MB

        • memory/5096-142-0x0000000000400000-0x00000000007E4000-memory.dmp
          Filesize

          3.9MB

        • memory/5096-143-0x0000000000400000-0x00000000007E4000-memory.dmp
          Filesize

          3.9MB

        • memory/5096-144-0x0000000000400000-0x00000000007E4000-memory.dmp
          Filesize

          3.9MB

        • memory/5096-145-0x0000000074490000-0x00000000744C9000-memory.dmp
          Filesize

          228KB

        • memory/5096-146-0x0000000074830000-0x0000000074869000-memory.dmp
          Filesize

          228KB

        • memory/5096-147-0x0000000000400000-0x00000000007E4000-memory.dmp
          Filesize

          3.9MB

        • memory/5096-148-0x0000000074490000-0x00000000744C9000-memory.dmp
          Filesize

          228KB

        • memory/5096-149-0x0000000074830000-0x0000000074869000-memory.dmp
          Filesize

          228KB