Analysis

  • max time kernel
    122s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    23/01/2022, 17:22

General

  • Target
    3a862bf59180e674d02181fb2c8b3993.exe
  • Size 2.0MB
  • Sample220123-vxkpragcd5
  • SHA256 b44db0bf0992d55c7353fe368322fe0b1e912b2a381c4bf8b7c56c9fcd2a86ff
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • 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
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • 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 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3a862bf59180e674d02181fb2c8b3993.exe
    "C:\Users\Admin\AppData\Local\Temp\3a862bf59180e674d02181fb2c8b3993.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:944
    • C:\Users\Admin\AppData\Local\Temp\3a862bf59180e674d02181fb2c8b3993.exe
      "C:\Users\Admin\AppData\Local\Temp\3a862bf59180e674d02181fb2c8b3993.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • outlook_office_path
      • outlook_win_path
      PID:1956

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/944-54-0x0000000000AB0000-0x0000000000C7B000-memory.dmp

        memory/944-56-0x0000000000C80000-0x0000000000F74000-memory.dmp

        memory/1956-53-0x0000000000400000-0x00000000006F5000-memory.dmp

        memory/1956-55-0x0000000075431000-0x0000000075433000-memory.dmp

        memory/1956-57-0x0000000000400000-0x00000000006F5000-memory.dmp