Analysis

  • max time kernel
    134s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    07-12-2022 13:05

General

  • Target

    4195c8096bb885184910cd6a0bea55a153a80de55df2e147ec9c52f13a1db315.exe

  • Size

    1.1MB

  • MD5

    57bbed4a1aafc1b18b57fd359e2a2109

  • SHA1

    770f6b6a2af7005dc56e6e4afa0beb074de0d245

  • SHA256

    4195c8096bb885184910cd6a0bea55a153a80de55df2e147ec9c52f13a1db315

  • SHA512

    5feeb92d33b694fda800637fd97598a472c3a780f1d71851720cf7cfe99c9e5b517b7f366ed63958fc2e9042e741fdd03fd0f92cf5575a7b1b38c6f0a0500100

  • SSDEEP

    24576:+zR2gh/awpCqT1DmwZf9Xirkh/b3s5NR/jkVoMCZ+d5Hu2Dz:+zR5h/dP3f50k0R7yCZ+d5J

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    $bSl(ZB5

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
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4195c8096bb885184910cd6a0bea55a153a80de55df2e147ec9c52f13a1db315.exe
    "C:\Users\Admin\AppData\Local\Temp\4195c8096bb885184910cd6a0bea55a153a80de55df2e147ec9c52f13a1db315.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2028
    • C:\Users\Admin\AppData\Local\Temp\4195c8096bb885184910cd6a0bea55a153a80de55df2e147ec9c52f13a1db315.exe
      "C:\Users\Admin\AppData\Local\Temp\4195c8096bb885184910cd6a0bea55a153a80de55df2e147ec9c52f13a1db315.exe"
      2⤵
        PID:1912
      • C:\Users\Admin\AppData\Local\Temp\4195c8096bb885184910cd6a0bea55a153a80de55df2e147ec9c52f13a1db315.exe
        "C:\Users\Admin\AppData\Local\Temp\4195c8096bb885184910cd6a0bea55a153a80de55df2e147ec9c52f13a1db315.exe"
        2⤵
          PID:1776
        • C:\Users\Admin\AppData\Local\Temp\4195c8096bb885184910cd6a0bea55a153a80de55df2e147ec9c52f13a1db315.exe
          "C:\Users\Admin\AppData\Local\Temp\4195c8096bb885184910cd6a0bea55a153a80de55df2e147ec9c52f13a1db315.exe"
          2⤵
            PID:932
          • C:\Users\Admin\AppData\Local\Temp\4195c8096bb885184910cd6a0bea55a153a80de55df2e147ec9c52f13a1db315.exe
            "C:\Users\Admin\AppData\Local\Temp\4195c8096bb885184910cd6a0bea55a153a80de55df2e147ec9c52f13a1db315.exe"
            2⤵
            • Accesses Microsoft Outlook profiles
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • outlook_office_path
            • outlook_win_path
            PID:308

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/308-63-0x0000000000400000-0x000000000043C000-memory.dmp
          Filesize

          240KB

        • memory/308-64-0x0000000000400000-0x000000000043C000-memory.dmp
          Filesize

          240KB

        • memory/308-68-0x0000000000400000-0x000000000043C000-memory.dmp
          Filesize

          240KB

        • memory/308-70-0x0000000000400000-0x000000000043C000-memory.dmp
          Filesize

          240KB

        • memory/308-66-0x0000000000437B9E-mapping.dmp
        • memory/308-61-0x0000000000400000-0x000000000043C000-memory.dmp
          Filesize

          240KB

        • memory/308-65-0x0000000000400000-0x000000000043C000-memory.dmp
          Filesize

          240KB

        • memory/308-60-0x0000000000400000-0x000000000043C000-memory.dmp
          Filesize

          240KB

        • memory/2028-55-0x0000000076DC1000-0x0000000076DC3000-memory.dmp
          Filesize

          8KB

        • memory/2028-54-0x00000000001F0000-0x000000000030C000-memory.dmp
          Filesize

          1.1MB

        • memory/2028-59-0x0000000005CC0000-0x0000000005D36000-memory.dmp
          Filesize

          472KB

        • memory/2028-58-0x0000000008080000-0x000000000812E000-memory.dmp
          Filesize

          696KB

        • memory/2028-57-0x00000000005C0000-0x00000000005CC000-memory.dmp
          Filesize

          48KB

        • memory/2028-56-0x0000000000560000-0x0000000000578000-memory.dmp
          Filesize

          96KB