Analysis

  • max time kernel
    72s
  • max time network
    77s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    09-12-2022 02:10

General

  • Target

    2d73db620c8e9011678f6883f0c7b99be35b8637b3cbb65d802031c9239f8190.exe

  • Size

    952KB

  • MD5

    4511a996d718049dc61099e20d9d493a

  • SHA1

    90c7eddf78f3adee3dd32857ac566514c1214403

  • SHA256

    2d73db620c8e9011678f6883f0c7b99be35b8637b3cbb65d802031c9239f8190

  • SHA512

    c0ec9c7dca190b1e0363413bea7a550ce84901535c762c397aaea6e239c3370ac774827c17da8fcce9a0a53d097e34526de3f4570aeeee16662cb0c55474d605

  • SSDEEP

    12288:Z9qKPtfbn0yqv+ibXxoyxsUokK6NBi82U8NH92Yhvtoz+89:LVfb++gAkK6TbaNH91hvKz+

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5160627201:AAFqhXgzctTZMSuR7dIpLe50dmHi1xpPyYQ/sendDocument

Signatures

  • AgentTesla

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

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

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2d73db620c8e9011678f6883f0c7b99be35b8637b3cbb65d802031c9239f8190.exe
    "C:\Users\Admin\AppData\Local\Temp\2d73db620c8e9011678f6883f0c7b99be35b8637b3cbb65d802031c9239f8190.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:852
    • 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\2d73db620c8e9011678f6883f0c7b99be35b8637b3cbb65d802031c9239f8190.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:528
    • C:\Users\Admin\AppData\Local\Temp\2d73db620c8e9011678f6883f0c7b99be35b8637b3cbb65d802031c9239f8190.exe
      "C:\Users\Admin\AppData\Local\Temp\2d73db620c8e9011678f6883f0c7b99be35b8637b3cbb65d802031c9239f8190.exe"
      2⤵
        PID:1496
      • C:\Users\Admin\AppData\Local\Temp\2d73db620c8e9011678f6883f0c7b99be35b8637b3cbb65d802031c9239f8190.exe
        "C:\Users\Admin\AppData\Local\Temp\2d73db620c8e9011678f6883f0c7b99be35b8637b3cbb65d802031c9239f8190.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:1636

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/528-74-0x000000006EE10000-0x000000006F3BB000-memory.dmp

      Filesize

      5.7MB

    • memory/528-59-0x0000000000000000-mapping.dmp

    • memory/528-75-0x000000006EE10000-0x000000006F3BB000-memory.dmp

      Filesize

      5.7MB

    • memory/852-55-0x0000000074E41000-0x0000000074E43000-memory.dmp

      Filesize

      8KB

    • memory/852-56-0x0000000000620000-0x000000000063A000-memory.dmp

      Filesize

      104KB

    • memory/852-57-0x00000000006A0000-0x00000000006AC000-memory.dmp

      Filesize

      48KB

    • memory/852-58-0x0000000005D60000-0x0000000005DF4000-memory.dmp

      Filesize

      592KB

    • memory/852-61-0x0000000005AF0000-0x0000000005B2C000-memory.dmp

      Filesize

      240KB

    • memory/852-54-0x00000000009D0000-0x0000000000AC4000-memory.dmp

      Filesize

      976KB

    • memory/1636-63-0x0000000000400000-0x000000000043A000-memory.dmp

      Filesize

      232KB

    • memory/1636-67-0x0000000000400000-0x000000000043A000-memory.dmp

      Filesize

      232KB

    • memory/1636-66-0x0000000000400000-0x000000000043A000-memory.dmp

      Filesize

      232KB

    • memory/1636-68-0x0000000000435CCE-mapping.dmp

    • memory/1636-72-0x0000000000400000-0x000000000043A000-memory.dmp

      Filesize

      232KB

    • memory/1636-70-0x0000000000400000-0x000000000043A000-memory.dmp

      Filesize

      232KB

    • memory/1636-65-0x0000000000400000-0x000000000043A000-memory.dmp

      Filesize

      232KB

    • memory/1636-62-0x0000000000400000-0x000000000043A000-memory.dmp

      Filesize

      232KB