Analysis

  • max time kernel
    131s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    14/02/2024, 06:36

General

  • Target

    9b0318b5efe529f6739b55939ac87028.exe

  • Size

    650KB

  • MD5

    9b0318b5efe529f6739b55939ac87028

  • SHA1

    1c85c534041299fbbac48838b4f008c98abbbf6a

  • SHA256

    dd3043c34b9286feda7953ce32d1fc69a9ada679c579c057d43d7cfed9e431a6

  • SHA512

    c83898bafa418ebb5bf9bde3ae63c4c0b8b69edc83d9813fae1e79f520611db2e589ea19d4730b609f27aa25fd916393393a7f49402ee3acfb441b2af3a4dd5a

  • SSDEEP

    6144:FfJzFyag2PGYnK46ClfMklaKQEhFRA6lVvzR/7TQ:Mag2PGwK46ifMlEvRASRf

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • AgentTesla payload 6 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9b0318b5efe529f6739b55939ac87028.exe
    "C:\Users\Admin\AppData\Local\Temp\9b0318b5efe529f6739b55939ac87028.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2264
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\9b0318b5efe529f6739b55939ac87028.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2552
    • C:\Users\Admin\AppData\Local\Temp\9b0318b5efe529f6739b55939ac87028.exe
      "C:\Users\Admin\AppData\Local\Temp\9b0318b5efe529f6739b55939ac87028.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:2600

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2264-6-0x0000000000BB0000-0x0000000000C0E000-memory.dmp

          Filesize

          376KB

        • memory/2264-0-0x0000000000F20000-0x0000000000FC8000-memory.dmp

          Filesize

          672KB

        • memory/2264-2-0x00000000049B0000-0x00000000049F0000-memory.dmp

          Filesize

          256KB

        • memory/2264-3-0x0000000000440000-0x000000000045C000-memory.dmp

          Filesize

          112KB

        • memory/2264-4-0x00000000742A0000-0x000000007498E000-memory.dmp

          Filesize

          6.9MB

        • memory/2264-5-0x00000000049B0000-0x00000000049F0000-memory.dmp

          Filesize

          256KB

        • memory/2264-19-0x00000000742A0000-0x000000007498E000-memory.dmp

          Filesize

          6.9MB

        • memory/2264-7-0x0000000004440000-0x000000000447E000-memory.dmp

          Filesize

          248KB

        • memory/2264-1-0x00000000742A0000-0x000000007498E000-memory.dmp

          Filesize

          6.9MB

        • memory/2552-27-0x0000000002880000-0x00000000028C0000-memory.dmp

          Filesize

          256KB

        • memory/2552-26-0x0000000002880000-0x00000000028C0000-memory.dmp

          Filesize

          256KB

        • memory/2552-25-0x0000000070570000-0x0000000070B1B000-memory.dmp

          Filesize

          5.7MB

        • memory/2552-24-0x0000000070570000-0x0000000070B1B000-memory.dmp

          Filesize

          5.7MB

        • memory/2552-28-0x0000000070570000-0x0000000070B1B000-memory.dmp

          Filesize

          5.7MB

        • memory/2600-18-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

        • memory/2600-11-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

        • memory/2600-20-0x00000000742A0000-0x000000007498E000-memory.dmp

          Filesize

          6.9MB

        • memory/2600-9-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

        • memory/2600-21-0x0000000000660000-0x00000000006A0000-memory.dmp

          Filesize

          256KB

        • memory/2600-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2600-16-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

        • memory/2600-14-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

        • memory/2600-10-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

        • memory/2600-8-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

        • memory/2600-31-0x00000000742A0000-0x000000007498E000-memory.dmp

          Filesize

          6.9MB

        • memory/2600-32-0x0000000000660000-0x00000000006A0000-memory.dmp

          Filesize

          256KB

        • memory/2600-33-0x0000000000660000-0x00000000006A0000-memory.dmp

          Filesize

          256KB