Analysis

  • max time kernel
    86s
  • max time network
    61s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    11/07/2020, 06:18

General

  • Target
    TT2 SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe
  • Size 673KB
  • Sample200711-2j8748s7be
  • SHA256 8acbf14306b787f2e29dd9e13e57da8cea6609a3ba9aa86e126243e690a4bf63
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Suspicious use of WriteProcessMemory 13 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Modifies service 2 TTPs 5 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • AgentTesla

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

  • Adds Run entry to start application 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

Processes

  • C:\Users\Admin\AppData\Local\Temp\TT2 SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe
    "C:\Users\Admin\AppData\Local\Temp\TT2 SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    PID:616
    • C:\Users\Admin\AppData\Local\Temp\TT2 SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Adds Run entry to start application
      PID:1460
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
        • Modifies service
        PID:1580

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1460-0-0x0000000000400000-0x0000000000452000-memory.dmp

        memory/1460-3-0x0000000000400000-0x0000000000452000-memory.dmp

        memory/1460-2-0x0000000000400000-0x0000000000452000-memory.dmp