Analysis

  • max time kernel
    42s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20220718-en
  • resource tags

    arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
  • submitted
    25-07-2022 03:17

General

  • Target

    a87c515f4c3018a0929acbbd0fc950a4b4340c8d0e0d9c3fdba73e55e2dfe372.exe

  • Size

    148KB

  • MD5

    dc2c90597777a5a376be137358895be6

  • SHA1

    9ff517a30148a59cbdf27879ad56bde42ccf7599

  • SHA256

    a87c515f4c3018a0929acbbd0fc950a4b4340c8d0e0d9c3fdba73e55e2dfe372

  • SHA512

    6b95fe449b5a3be8908e9035c2dc4e87e5b711e84165d239aad5e69cf0737df64b503002144296ddf4965cbd256d3d3790ebfdcabdaedd1300b802a61b84c1bc

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    fishingcharterscabo.com
  • Port:
    587
  • Username:
    webmaster@fishingcharterscabo.com
  • Password:
    Eightis88

Signatures

  • suricata: ET MALWARE Agent Tesla Keylogger Report SMTP

    suricata: ET MALWARE Agent Tesla Keylogger Report SMTP

  • 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 2 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a87c515f4c3018a0929acbbd0fc950a4b4340c8d0e0d9c3fdba73e55e2dfe372.exe
    "C:\Users\Admin\AppData\Local\Temp\a87c515f4c3018a0929acbbd0fc950a4b4340c8d0e0d9c3fdba73e55e2dfe372.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1172
    • C:\Users\Admin\AppData\Local\Temp\a87c515f4c3018a0929acbbd0fc950a4b4340c8d0e0d9c3fdba73e55e2dfe372.exe
      "C:\Users\Admin\AppData\Local\Temp\a87c515f4c3018a0929acbbd0fc950a4b4340c8d0e0d9c3fdba73e55e2dfe372.exe"
      2⤵
        PID:1608
      • C:\Users\Admin\AppData\Local\Temp\a87c515f4c3018a0929acbbd0fc950a4b4340c8d0e0d9c3fdba73e55e2dfe372.exe
        "C:\Users\Admin\AppData\Local\Temp\a87c515f4c3018a0929acbbd0fc950a4b4340c8d0e0d9c3fdba73e55e2dfe372.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:1968

    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/1172-54-0x00000000754F1000-0x00000000754F3000-memory.dmp
      Filesize

      8KB

    • memory/1172-67-0x0000000074A50000-0x0000000074FFB000-memory.dmp
      Filesize

      5.7MB

    • memory/1968-55-0x0000000000400000-0x000000000042A000-memory.dmp
      Filesize

      168KB

    • memory/1968-56-0x0000000000400000-0x000000000042A000-memory.dmp
      Filesize

      168KB

    • memory/1968-58-0x0000000000400000-0x000000000042A000-memory.dmp
      Filesize

      168KB

    • memory/1968-59-0x0000000000400000-0x000000000042A000-memory.dmp
      Filesize

      168KB

    • memory/1968-60-0x0000000000400000-0x000000000042A000-memory.dmp
      Filesize

      168KB

    • memory/1968-61-0x0000000000424EEE-mapping.dmp
    • memory/1968-65-0x0000000000400000-0x000000000042A000-memory.dmp
      Filesize

      168KB

    • memory/1968-63-0x0000000000400000-0x000000000042A000-memory.dmp
      Filesize

      168KB

    • memory/1968-68-0x0000000074A50000-0x0000000074FFB000-memory.dmp
      Filesize

      5.7MB

    • memory/1968-69-0x0000000074A50000-0x0000000074FFB000-memory.dmp
      Filesize

      5.7MB