Analysis

  • max time kernel
    128s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 11:16

General

  • Target

    TB-TRADE PTE LTD-SWIFT MT103____________________________________PDF.exe

  • Size

    454KB

  • MD5

    0cf64cf2a3230eeef3e968a52f807fed

  • SHA1

    289f6f81e45c2c6def3365fdefff1d8155863b77

  • SHA256

    e84fcc93aaa977be76d6f2f875ee8072361282e9edd79b206b370c484f87036e

  • SHA512

    faf52b9f689771bfad74b2aabb96ae175e2719a739ef749544cb717fb3a62ca0f11659ab11c5079128c100a28efcc1d18b527effd6afd2f96048f2f782803f95

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.ru
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    money123@@@

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
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\TB-TRADE PTE LTD-SWIFT MT103____________________________________PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\TB-TRADE PTE LTD-SWIFT MT103____________________________________PDF.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:916
    • C:\Users\Admin\AppData\Local\Temp\TB-TRADE PTE LTD-SWIFT MT103____________________________________PDF.exe
      "{path}"
      2⤵
        PID:1904
      • C:\Users\Admin\AppData\Local\Temp\TB-TRADE PTE LTD-SWIFT MT103____________________________________PDF.exe
        "{path}"
        2⤵
          PID:2024
        • C:\Users\Admin\AppData\Local\Temp\TB-TRADE PTE LTD-SWIFT MT103____________________________________PDF.exe
          "{path}"
          2⤵
          • Accesses Microsoft Outlook profiles
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          • outlook_office_path
          • outlook_win_path
          PID:2028
          • C:\Windows\SysWOW64\netsh.exe
            "netsh" wlan show profile
            3⤵
              PID:1940

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Credential Access

        Credentials in Files

        3
        T1081

        Collection

        Data from Local System

        3
        T1005

        Email Collection

        1
        T1114

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/916-54-0x00000000753B1000-0x00000000753B3000-memory.dmp
          Filesize

          8KB

        • memory/916-55-0x00000000748C0000-0x0000000074E6B000-memory.dmp
          Filesize

          5.7MB

        • memory/1940-69-0x0000000000000000-mapping.dmp
        • memory/2028-56-0x0000000000400000-0x0000000000452000-memory.dmp
          Filesize

          328KB

        • memory/2028-57-0x0000000000400000-0x0000000000452000-memory.dmp
          Filesize

          328KB

        • memory/2028-59-0x0000000000400000-0x0000000000452000-memory.dmp
          Filesize

          328KB

        • memory/2028-60-0x0000000000400000-0x0000000000452000-memory.dmp
          Filesize

          328KB

        • memory/2028-61-0x0000000000400000-0x0000000000452000-memory.dmp
          Filesize

          328KB

        • memory/2028-62-0x000000000044CB1E-mapping.dmp
        • memory/2028-64-0x0000000000400000-0x0000000000452000-memory.dmp
          Filesize

          328KB

        • memory/2028-66-0x0000000000400000-0x0000000000452000-memory.dmp
          Filesize

          328KB

        • memory/2028-68-0x0000000074850000-0x0000000074DFB000-memory.dmp
          Filesize

          5.7MB