Analysis

  • max time kernel
    153s
  • max time network
    174s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-11-2023 16:35

General

  • Target

    NEAS.045848ae3096362920d4a701b216bd30_JC.exe

  • Size

    720KB

  • MD5

    045848ae3096362920d4a701b216bd30

  • SHA1

    955b04eba6c60c3573e3c557c9725cfdb5c23dce

  • SHA256

    4661ac1cd1649de19baa27c5434965705b97b3f6d57e4c72b6db703749fa6c40

  • SHA512

    809a73dd36cdf436ec0bf02a388b63d86e890f5665ad0f9f37a6e82aa90b052732685a38ee07f681361e9a7d8942b9e3be029cf9edb8ba4a446290171cf2e894

  • SSDEEP

    12288:DquErHF6xC9D6DmR1J98w4oknqOKw/zTd1RVaHvymUi6rjXrm62iU952aLovi754:arl6kD68JmloO7TdNaPymUi63i62xHLE

Malware Config

Extracted

Family

azorult

C2

http://185.79.156.23/j0n0/index.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.

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.045848ae3096362920d4a701b216bd30_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.045848ae3096362920d4a701b216bd30_JC.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2000
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
      2⤵
        PID:2148
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c TimeOut 1 & Del /F "C:\Users\Admin\AppData\Local\Temp\NEAS.045848ae3096362920d4a701b216bd30_JC.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3244
        • C:\Windows\SysWOW64\timeout.exe
          TimeOut 1
          3⤵
          • Delays execution with timeout.exe
          PID:4436

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2000-0-0x0000000000FA0000-0x0000000001134000-memory.dmp

      Filesize

      1.6MB

    • memory/2000-3-0x00000000016A0000-0x00000000016A1000-memory.dmp

      Filesize

      4KB

    • memory/2000-23-0x0000000000FA0000-0x0000000001134000-memory.dmp

      Filesize

      1.6MB

    • memory/2148-4-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/2148-12-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/2148-14-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/2148-16-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/2148-18-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/2148-20-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/2148-22-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB