Analysis

  • max time kernel
    148s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    24-06-2022 13:59

General

  • Target

    4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe

  • Size

    977KB

  • MD5

    f000ca9522aafa0c54b863528228a43b

  • SHA1

    c636e88b9e8079ba086f5cdb132fa39e747d0f23

  • SHA256

    4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3

  • SHA512

    ccbb478d676a3c6f1355ab30933196c5bf41b64b613e8efe661546c238700ce2aec340390af9069c303a43bc7c4f41400c418920041cf4967c6e02b272ef372d

Malware Config

Extracted

Family

bandook

C2

iamgood.blogdns.net

Signatures

  • Bandook RAT

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

  • Bandook payload 4 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe
    "C:\Users\Admin\AppData\Local\Temp\4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2184
    • C:\Users\Admin\AppData\Local\Temp\4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe
      "C:\Users\Admin\AppData\Local\Temp\4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1956
      • C:\Program Files (x86)\Internet Explorer\iexplore.exe
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        3⤵
          PID:3100
        • C:\Program Files (x86)\Internet Explorer\iexplore.exe
          "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
          3⤵
          • Adds Run key to start application
          PID:2348
        • C:\Program Files (x86)\Internet Explorer\iexplore.exe
          "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
          3⤵
          • Adds Run key to start application
          PID:320
        • C:\Program Files (x86)\Internet Explorer\iexplore.exe
          "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
          3⤵
            PID:4052

      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

      • C:\Users\Admin\AppData\Local\bbc\bbc.exe
        Filesize

        977KB

        MD5

        f000ca9522aafa0c54b863528228a43b

        SHA1

        c636e88b9e8079ba086f5cdb132fa39e747d0f23

        SHA256

        4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3

        SHA512

        ccbb478d676a3c6f1355ab30933196c5bf41b64b613e8efe661546c238700ce2aec340390af9069c303a43bc7c4f41400c418920041cf4967c6e02b272ef372d

      • memory/1956-130-0x0000000000000000-mapping.dmp
      • memory/1956-131-0x0000000013140000-0x0000000013B93000-memory.dmp
        Filesize

        10.3MB

      • memory/1956-133-0x0000000013140000-0x0000000013B93000-memory.dmp
        Filesize

        10.3MB

      • memory/1956-134-0x0000000013140000-0x0000000013B93000-memory.dmp
        Filesize

        10.3MB

      • memory/1956-135-0x0000000013140000-0x0000000013B93000-memory.dmp
        Filesize

        10.3MB