Analysis

  • max time kernel
    143s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230831-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/09/2023, 18:43

General

  • Target

    RFQ No. Q-REN-P-2023-00090.exe

  • Size

    555KB

  • MD5

    a287b7c12fb69b25c4c43c84a0639916

  • SHA1

    bc57ea1e21d27f37cdd714fa509840bdbafb235c

  • SHA256

    16495e3c7dc157fb17b808e31db3f6c6339a398c80bf6c2229cc7e0c22fed3fe

  • SHA512

    242684ce1b49d121d393d9baab608186d87664e1ef7799bd56ced0c5fdb9bfd558eb5a320be956cb2ba5d74480a9f9d46d841612c27f6bdf8fcb86999d42ff5f

  • SSDEEP

    12288:zozCw87wtvbwxdmKJT1u9/zjkCYfRF8zaNXzA22tCKqm7j8FwLm/:zoCwmwtMxdJJT1uZjkCUFGoXz0qgj8F6

Malware Config

Extracted

Family

azorult

C2

http://185.28.39.17:7777/asiamandarin.buzz/deval/index.php

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Loads dropped DLL 4 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RFQ No. Q-REN-P-2023-00090.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ No. Q-REN-P-2023-00090.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2468
    • C:\Users\Admin\AppData\Local\Temp\RFQ No. Q-REN-P-2023-00090.exe
      "C:\Users\Admin\AppData\Local\Temp\RFQ No. Q-REN-P-2023-00090.exe"
      2⤵
        PID:3960
      • C:\Users\Admin\AppData\Local\Temp\RFQ No. Q-REN-P-2023-00090.exe
        "C:\Users\Admin\AppData\Local\Temp\RFQ No. Q-REN-P-2023-00090.exe"
        2⤵
          PID:4348
        • C:\Users\Admin\AppData\Local\Temp\RFQ No. Q-REN-P-2023-00090.exe
          "C:\Users\Admin\AppData\Local\Temp\RFQ No. Q-REN-P-2023-00090.exe"
          2⤵
          • Loads dropped DLL
          • Accesses Microsoft Outlook profiles
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • outlook_office_path
          • outlook_win_path
          PID:1328

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\68B765D9\mozglue.dll

        Filesize

        135KB

        MD5

        9e682f1eb98a9d41468fc3e50f907635

        SHA1

        85e0ceca36f657ddf6547aa0744f0855a27527ee

        SHA256

        830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

        SHA512

        230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

      • C:\Users\Admin\AppData\Local\Temp\68B765D9\msvcp140.dll

        Filesize

        429KB

        MD5

        109f0f02fd37c84bfc7508d4227d7ed5

        SHA1

        ef7420141bb15ac334d3964082361a460bfdb975

        SHA256

        334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

        SHA512

        46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

      • C:\Users\Admin\AppData\Local\Temp\68B765D9\nss3.dll

        Filesize

        1.2MB

        MD5

        556ea09421a0f74d31c4c0a89a70dc23

        SHA1

        f739ba9b548ee64b13eb434a3130406d23f836e3

        SHA256

        f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

        SHA512

        2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

      • C:\Users\Admin\AppData\Local\Temp\68B765D9\vcruntime140.dll

        Filesize

        81KB

        MD5

        7587bf9cb4147022cd5681b015183046

        SHA1

        f2106306a8f6f0da5afb7fc765cfa0757ad5a628

        SHA256

        c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

        SHA512

        0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

      • memory/1328-9-0x0000000000400000-0x0000000000420000-memory.dmp

        Filesize

        128KB

      • memory/1328-134-0x0000000000400000-0x0000000000420000-memory.dmp

        Filesize

        128KB

      • memory/1328-13-0x0000000000400000-0x0000000000420000-memory.dmp

        Filesize

        128KB

      • memory/1328-12-0x0000000000400000-0x0000000000420000-memory.dmp

        Filesize

        128KB

      • memory/2468-8-0x0000000005920000-0x0000000005930000-memory.dmp

        Filesize

        64KB

      • memory/2468-0-0x0000000074DE0000-0x0000000075590000-memory.dmp

        Filesize

        7.7MB

      • memory/2468-7-0x0000000074DE0000-0x0000000075590000-memory.dmp

        Filesize

        7.7MB

      • memory/2468-6-0x00000000059D0000-0x0000000005A6C000-memory.dmp

        Filesize

        624KB

      • memory/2468-14-0x0000000074DE0000-0x0000000075590000-memory.dmp

        Filesize

        7.7MB

      • memory/2468-5-0x00000000057A0000-0x00000000057AA000-memory.dmp

        Filesize

        40KB

      • memory/2468-4-0x0000000005920000-0x0000000005930000-memory.dmp

        Filesize

        64KB

      • memory/2468-3-0x00000000056D0000-0x0000000005762000-memory.dmp

        Filesize

        584KB

      • memory/2468-2-0x0000000005D40000-0x00000000062E4000-memory.dmp

        Filesize

        5.6MB

      • memory/2468-1-0x0000000000C60000-0x0000000000CF2000-memory.dmp

        Filesize

        584KB