Analysis

  • max time kernel
    164s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-07-2022 14:46

General

  • Target

    6146e00b16d35f03d1be912592e27576.exe

  • Size

    699KB

  • MD5

    6146e00b16d35f03d1be912592e27576

  • SHA1

    fc1af516e8ea2c4f3eb1add0a65c9421cace1c4b

  • SHA256

    9b26b242e62b7ed9f8bf214f0b752866e83f13981e11b9e7c70d5aeb0cbb0f5d

  • SHA512

    47da07614eb8135eae748266a5933533b0cd8e09823369884b75a36a9db00402bacf9414b7e1eddd12e7e742c45848785dd0c23ed0a641b3c90d02d9b785c73b

Malware Config

Extracted

Family

azorult

C2

http://208.67.105.161/kendrick/index.php

Signatures

  • Azorult

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

  • Loads dropped DLL 6 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6146e00b16d35f03d1be912592e27576.exe
    "C:\Users\Admin\AppData\Local\Temp\6146e00b16d35f03d1be912592e27576.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2760
    • C:\Users\Admin\AppData\Local\Temp\6146e00b16d35f03d1be912592e27576.exe
      "C:\Users\Admin\AppData\Local\Temp\6146e00b16d35f03d1be912592e27576.exe"
      2⤵
        PID:5112
      • C:\Users\Admin\AppData\Local\Temp\6146e00b16d35f03d1be912592e27576.exe
        "C:\Users\Admin\AppData\Local\Temp\6146e00b16d35f03d1be912592e27576.exe"
        2⤵
        • Loads dropped DLL
        • Accesses Microsoft Outlook profiles
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • outlook_office_path
        • outlook_win_path
        PID:5016

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\DB807990\mozglue.dll

      Filesize

      135KB

      MD5

      9e682f1eb98a9d41468fc3e50f907635

      SHA1

      85e0ceca36f657ddf6547aa0744f0855a27527ee

      SHA256

      830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

      SHA512

      230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

    • C:\Users\Admin\AppData\Local\Temp\DB807990\msvcp140.dll

      Filesize

      429KB

      MD5

      109f0f02fd37c84bfc7508d4227d7ed5

      SHA1

      ef7420141bb15ac334d3964082361a460bfdb975

      SHA256

      334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

      SHA512

      46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

    • C:\Users\Admin\AppData\Local\Temp\DB807990\nss3.dll

      Filesize

      1.2MB

      MD5

      556ea09421a0f74d31c4c0a89a70dc23

      SHA1

      f739ba9b548ee64b13eb434a3130406d23f836e3

      SHA256

      f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

      SHA512

      2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

    • C:\Users\Admin\AppData\Local\Temp\DB807990\vcruntime140.dll

      Filesize

      81KB

      MD5

      7587bf9cb4147022cd5681b015183046

      SHA1

      f2106306a8f6f0da5afb7fc765cfa0757ad5a628

      SHA256

      c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

      SHA512

      0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

    • C:\Users\Admin\AppData\Local\Temp\DB807990\vcruntime140.dll

      Filesize

      81KB

      MD5

      7587bf9cb4147022cd5681b015183046

      SHA1

      f2106306a8f6f0da5afb7fc765cfa0757ad5a628

      SHA256

      c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

      SHA512

      0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

    • C:\Users\Admin\AppData\Local\Temp\DB807990\vcruntime140.dll

      Filesize

      81KB

      MD5

      7587bf9cb4147022cd5681b015183046

      SHA1

      f2106306a8f6f0da5afb7fc765cfa0757ad5a628

      SHA256

      c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

      SHA512

      0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

    • memory/2760-134-0x0000000007E30000-0x0000000007ECC000-memory.dmp

      Filesize

      624KB

    • memory/2760-135-0x000000000BA40000-0x000000000BAA6000-memory.dmp

      Filesize

      408KB

    • memory/2760-130-0x0000000000F40000-0x0000000000FF4000-memory.dmp

      Filesize

      720KB

    • memory/2760-133-0x0000000005A60000-0x0000000005A6A000-memory.dmp

      Filesize

      40KB

    • memory/2760-132-0x0000000005980000-0x0000000005A12000-memory.dmp

      Filesize

      584KB

    • memory/2760-131-0x0000000006050000-0x00000000065F4000-memory.dmp

      Filesize

      5.6MB

    • memory/5016-137-0x0000000000000000-mapping.dmp

    • memory/5016-138-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/5016-140-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/5016-141-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/5016-148-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/5112-136-0x0000000000000000-mapping.dmp