Analysis

  • max time kernel
    143s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-01-2024 22:58

General

  • Target

    18CEB0E77F2F2E55B0CC5790BEB402C7.exe

  • Size

    112KB

  • MD5

    18ceb0e77f2f2e55b0cc5790beb402c7

  • SHA1

    4f74f2570ddc1ea1cd73b73e7c7c0d35a370ee89

  • SHA256

    43b743405388e81ac65dbe9616f5db240fd3181dc05507b20bfcd40e946bc59f

  • SHA512

    36cf6ff583341f9e9a74e140b67015548adff12fa5d10d2984b2ff2d00ec535993abb08da4acb02687665c21d084a8362fa372a34ac341aef201fb1603b9adf2

  • SSDEEP

    3072:KExRaX6raoCoCyz6/mqv1JR+yBtGOeaeWgiZClq:faZ1tme++wiD

Malware Config

Extracted

Family

azorult

C2

http://gigaload.info/1210776429.php

Signatures

  • Azorult

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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.

  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\18CEB0E77F2F2E55B0CC5790BEB402C7.exe
    "C:\Users\Admin\AppData\Local\Temp\18CEB0E77F2F2E55B0CC5790BEB402C7.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Accesses Microsoft Outlook profiles
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    • outlook_office_path
    • outlook_win_path
    PID:1624
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c C:\Windows\system32\timeout.exe 3 & del "18CEB0E77F2F2E55B0CC5790BEB402C7.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4432
      • C:\Windows\SysWOW64\timeout.exe
        C:\Windows\system32\timeout.exe 3
        3⤵
        • Delays execution with timeout.exe
        PID:1564

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\2A290015\mozglue.dll

    Filesize

    135KB

    MD5

    9e682f1eb98a9d41468fc3e50f907635

    SHA1

    85e0ceca36f657ddf6547aa0744f0855a27527ee

    SHA256

    830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

    SHA512

    230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

  • C:\Users\Admin\AppData\Local\Temp\2A290015\msvcp140.dll

    Filesize

    429KB

    MD5

    109f0f02fd37c84bfc7508d4227d7ed5

    SHA1

    ef7420141bb15ac334d3964082361a460bfdb975

    SHA256

    334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

    SHA512

    46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

  • C:\Users\Admin\AppData\Local\Temp\2A290015\nss3.dll

    Filesize

    1.2MB

    MD5

    556ea09421a0f74d31c4c0a89a70dc23

    SHA1

    f739ba9b548ee64b13eb434a3130406d23f836e3

    SHA256

    f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

    SHA512

    2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

  • C:\Users\Admin\AppData\Local\Temp\2A290015\vcruntime140.dll

    Filesize

    81KB

    MD5

    7587bf9cb4147022cd5681b015183046

    SHA1

    f2106306a8f6f0da5afb7fc765cfa0757ad5a628

    SHA256

    c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

    SHA512

    0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

  • memory/1624-0-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1624-1-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1624-2-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1624-123-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1624-124-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB