Analysis

  • max time kernel
    143s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/09/2023, 02:12

General

  • Target

    16495e3c7dc157fb17b808e31db3f6c6339a398c80bf6c2229cc7e0c22fed3fe.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 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\16495e3c7dc157fb17b808e31db3f6c6339a398c80bf6c2229cc7e0c22fed3fe.exe
    "C:\Users\Admin\AppData\Local\Temp\16495e3c7dc157fb17b808e31db3f6c6339a398c80bf6c2229cc7e0c22fed3fe.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4856
    • C:\Users\Admin\AppData\Local\Temp\16495e3c7dc157fb17b808e31db3f6c6339a398c80bf6c2229cc7e0c22fed3fe.exe
      "C:\Users\Admin\AppData\Local\Temp\16495e3c7dc157fb17b808e31db3f6c6339a398c80bf6c2229cc7e0c22fed3fe.exe"
      2⤵
        PID:4224
      • C:\Users\Admin\AppData\Local\Temp\16495e3c7dc157fb17b808e31db3f6c6339a398c80bf6c2229cc7e0c22fed3fe.exe
        "C:\Users\Admin\AppData\Local\Temp\16495e3c7dc157fb17b808e31db3f6c6339a398c80bf6c2229cc7e0c22fed3fe.exe"
        2⤵
        • Loads dropped DLL
        • Accesses Microsoft Outlook profiles
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • outlook_office_path
        • outlook_win_path
        PID:1468

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\26F86CD1\mozglue.dll

      Filesize

      135KB

      MD5

      9e682f1eb98a9d41468fc3e50f907635

      SHA1

      85e0ceca36f657ddf6547aa0744f0855a27527ee

      SHA256

      830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

      SHA512

      230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

    • C:\Users\Admin\AppData\Local\Temp\26F86CD1\msvcp140.dll

      Filesize

      429KB

      MD5

      109f0f02fd37c84bfc7508d4227d7ed5

      SHA1

      ef7420141bb15ac334d3964082361a460bfdb975

      SHA256

      334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

      SHA512

      46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

    • C:\Users\Admin\AppData\Local\Temp\26F86CD1\nss3.dll

      Filesize

      1.2MB

      MD5

      556ea09421a0f74d31c4c0a89a70dc23

      SHA1

      f739ba9b548ee64b13eb434a3130406d23f836e3

      SHA256

      f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

      SHA512

      2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

    • C:\Users\Admin\AppData\Local\Temp\26F86CD1\vcruntime140.dll

      Filesize

      81KB

      MD5

      7587bf9cb4147022cd5681b015183046

      SHA1

      f2106306a8f6f0da5afb7fc765cfa0757ad5a628

      SHA256

      c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

      SHA512

      0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

    • memory/1468-12-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/1468-137-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/1468-16-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/1468-15-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/4856-10-0x00000000050D0000-0x00000000050DA000-memory.dmp

      Filesize

      40KB

    • memory/4856-9-0x0000000005100000-0x0000000005110000-memory.dmp

      Filesize

      64KB

    • memory/4856-0-0x00000000003C0000-0x0000000000452000-memory.dmp

      Filesize

      584KB

    • memory/4856-11-0x0000000006480000-0x00000000064DC000-memory.dmp

      Filesize

      368KB

    • memory/4856-8-0x0000000074FA0000-0x0000000075750000-memory.dmp

      Filesize

      7.7MB

    • memory/4856-7-0x00000000050B0000-0x00000000050C0000-memory.dmp

      Filesize

      64KB

    • memory/4856-6-0x00000000051B0000-0x000000000524C000-memory.dmp

      Filesize

      624KB

    • memory/4856-17-0x0000000074FA0000-0x0000000075750000-memory.dmp

      Filesize

      7.7MB

    • memory/4856-5-0x0000000004E50000-0x0000000004E5A000-memory.dmp

      Filesize

      40KB

    • memory/4856-4-0x0000000005100000-0x0000000005110000-memory.dmp

      Filesize

      64KB

    • memory/4856-3-0x0000000004E60000-0x0000000004EF2000-memory.dmp

      Filesize

      584KB

    • memory/4856-2-0x0000000005530000-0x0000000005AD4000-memory.dmp

      Filesize

      5.6MB

    • memory/4856-1-0x0000000074FA0000-0x0000000075750000-memory.dmp

      Filesize

      7.7MB