Analysis

  • max time kernel
    142s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-12-2023 09:10

General

  • Target

    Ziraat Bankasi Swift Mesaji.pdf.exe

  • Size

    931KB

  • MD5

    f46ac8b0d1b908425ec26319ace879cd

  • SHA1

    51bc27c6a8e7766785af57a54e42fc6c14a8bb86

  • SHA256

    f1ff69624873e48be474c1666c8e6c2447c4fb0690dc440452eeea806d5b5f34

  • SHA512

    a0923fcdf91b29cc4500902b08fd758e2ede4f792ac1d7d8793ffefc220344d06ecd3e97378eaa268995d9b28a6f0ebae9529f3737bcb2fdebc3711072d15e88

  • SSDEEP

    24576:dpp4ca52JTn2ArzxK5x6ajNlHgKUKV3hIgnYP:/pi5cCcNWweNl15CgnE

Malware Config

Signatures

  • Azorult

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

  • Loads dropped DLL 5 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.

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 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 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Ziraat Bankasi Swift Mesaji.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Ziraat Bankasi Swift Mesaji.pdf.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:3296
    • C:\Users\Admin\AppData\Local\Temp\Ziraat Bankasi Swift Mesaji.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Ziraat Bankasi Swift Mesaji.pdf.exe"
      2⤵
      • Loads dropped DLL
      • Accesses Microsoft Outlook profiles
      • Suspicious use of NtCreateThreadExHideFromDebugger
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • outlook_office_path
      • outlook_win_path
      PID:2432
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2432 -s 2312
        3⤵
        • Program crash
        PID:1452
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2432 -ip 2432
    1⤵
      PID:496

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\D9B9E297\mozglue.dll

      Filesize

      135KB

      MD5

      9e682f1eb98a9d41468fc3e50f907635

      SHA1

      85e0ceca36f657ddf6547aa0744f0855a27527ee

      SHA256

      830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

      SHA512

      230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

    • C:\Users\Admin\AppData\Local\Temp\D9B9E297\msvcp140.dll

      Filesize

      429KB

      MD5

      109f0f02fd37c84bfc7508d4227d7ed5

      SHA1

      ef7420141bb15ac334d3964082361a460bfdb975

      SHA256

      334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

      SHA512

      46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

    • C:\Users\Admin\AppData\Local\Temp\D9B9E297\nss3.dll

      Filesize

      1.2MB

      MD5

      556ea09421a0f74d31c4c0a89a70dc23

      SHA1

      f739ba9b548ee64b13eb434a3130406d23f836e3

      SHA256

      f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

      SHA512

      2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

    • C:\Users\Admin\AppData\Local\Temp\D9B9E297\vcruntime140.dll

      Filesize

      81KB

      MD5

      7587bf9cb4147022cd5681b015183046

      SHA1

      f2106306a8f6f0da5afb7fc765cfa0757ad5a628

      SHA256

      c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

      SHA512

      0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

    • C:\Users\Admin\AppData\Local\Temp\nsj765A.tmp\System.dll

      Filesize

      12KB

      MD5

      0d7ad4f45dc6f5aa87f606d0331c6901

      SHA1

      48df0911f0484cbe2a8cdd5362140b63c41ee457

      SHA256

      3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca

      SHA512

      c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9

    • C:\Windows\Resources\netkortet.ini

      Filesize

      44B

      MD5

      ad691854b5e0587ed7af25c249a68fd5

      SHA1

      60a4465cfe7b6b663b9993fe958f8306de76d556

      SHA256

      b20bf1c3b7b6a17271b6a463eaac81ac8d2debc47950479047cf14ac51ca04c8

      SHA512

      2018e53a9c97641be6313912d3277f7aedc7788c74c0bd4574504892dc8ddeff9a206d59aa302c971a9a9e227a28055e790a94f747f3d5ab7762d2f64fb3d9b3

    • memory/2432-34-0x00000000771C8000-0x00000000771C9000-memory.dmp

      Filesize

      4KB

    • memory/2432-43-0x00000000004F0000-0x0000000005CEC000-memory.dmp

      Filesize

      88.0MB

    • memory/2432-44-0x0000000035D80000-0x0000000035DA7000-memory.dmp

      Filesize

      156KB

    • memory/2432-42-0x0000000072B30000-0x0000000073D84000-memory.dmp

      Filesize

      18.3MB

    • memory/2432-35-0x00000000771E5000-0x00000000771E6000-memory.dmp

      Filesize

      4KB

    • memory/2432-104-0x0000000072B30000-0x0000000073D84000-memory.dmp

      Filesize

      18.3MB

    • memory/2432-105-0x00000000004F0000-0x0000000005CEC000-memory.dmp

      Filesize

      88.0MB

    • memory/2432-106-0x0000000072B30000-0x0000000073D84000-memory.dmp

      Filesize

      18.3MB

    • memory/2432-107-0x0000000077141000-0x0000000077261000-memory.dmp

      Filesize

      1.1MB

    • memory/3296-33-0x0000000073D90000-0x0000000073D97000-memory.dmp

      Filesize

      28KB

    • memory/3296-32-0x0000000077141000-0x0000000077261000-memory.dmp

      Filesize

      1.1MB