Analysis

  • max time kernel
    181s
  • max time network
    220s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 14:15

General

  • Target

    58f66b4b4353b69aa0b43f778d88c0d12fa95e048f00a28d5c0d26f1cdc9e799.exe

  • Size

    1.3MB

  • MD5

    d72b647dc6b8a1b387378c17186211ec

  • SHA1

    fcf01b9e1bad3ca57415c372292b8471364efff8

  • SHA256

    58f66b4b4353b69aa0b43f778d88c0d12fa95e048f00a28d5c0d26f1cdc9e799

  • SHA512

    c3ce2b0718ebe1e9244d5b47893e606baf200962e6029baf5611d0b614af519b23648121e7e4791ab510eadf0ce28f9b648ca0edfd342b08f62c8620efe87f68

  • SSDEEP

    24576:Turz3eitBo/0uKoGSLs7bClwAIpxh8IXHjRHMULNTIX7V:Tk7xK/0yw7rjRZxIXB

Malware Config

Extracted

Family

bandook

C2

ezeigbo.ddns.net

Signatures

  • Bandook RAT

    Bandook is a remote access tool written in C++ and shipped with a loader written in Delphi.

  • Bandook payload 3 IoCs
  • UPX packed file 5 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\58f66b4b4353b69aa0b43f778d88c0d12fa95e048f00a28d5c0d26f1cdc9e799.exe
    "C:\Users\Admin\AppData\Local\Temp\58f66b4b4353b69aa0b43f778d88c0d12fa95e048f00a28d5c0d26f1cdc9e799.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:5092
    • C:\Users\Admin\AppData\Local\Temp\58f66b4b4353b69aa0b43f778d88c0d12fa95e048f00a28d5c0d26f1cdc9e799.exe
      "C:\Users\Admin\AppData\Local\Temp\58f66b4b4353b69aa0b43f778d88c0d12fa95e048f00a28d5c0d26f1cdc9e799.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3164
      • C:\Program Files (x86)\Internet Explorer\iexplore.exe
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        3⤵
          PID:1352
        • C:\Program Files (x86)\Internet Explorer\iexplore.exe
          "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
          3⤵
          • Adds Run key to start application
          PID:4920
        • C:\Program Files (x86)\Internet Explorer\iexplore.exe
          "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
          3⤵
            PID:4688
          • C:\Program Files (x86)\Internet Explorer\iexplore.exe
            "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
            3⤵
              PID:1252

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Persistence

        Registry Run Keys / Startup Folder

        1
        T1060

        Defense Evasion

        Modify Registry

        1
        T1112

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3164-132-0x0000000000000000-mapping.dmp
        • memory/3164-133-0x0000000013140000-0x0000000013B91000-memory.dmp
          Filesize

          10.3MB

        • memory/3164-135-0x0000000013140000-0x0000000013B91000-memory.dmp
          Filesize

          10.3MB

        • memory/3164-136-0x0000000013140000-0x0000000013B91000-memory.dmp
          Filesize

          10.3MB

        • memory/3164-137-0x0000000013140000-0x0000000013B91000-memory.dmp
          Filesize

          10.3MB

        • memory/3164-138-0x0000000013140000-0x0000000013B91000-memory.dmp
          Filesize

          10.3MB