Analysis

  • max time kernel
    129s
  • max time network
    84s
  • platform
    windows10_x64
  • resource
    win10v200430
  • 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

Extracted

Credentials
  • Protocol

    ftp

  • Host

    ftp.rebu.co.rw

  • Port

    21

  • Password

    o^Z0CIU?^yL2

Signatures

  • Reads user/profile data of local email clients 2 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • 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.

  • AgentTesla

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

  • Suspicious use of WriteProcessMemory 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

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 behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetThreadContext
    PID:1616
    • C:\Users\Admin\AppData\Local\Temp\TT2 SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe
      "{path}"
      2⤵
        PID:2508
      • C:\Users\Admin\AppData\Local\Temp\TT2 SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe
        "{path}"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Adds Run entry to start application
        • Suspicious use of WriteProcessMemory
        • Suspicious use of AdjustPrivilegeToken
        PID:2556
        • C:\Windows\SysWOW64\netsh.exe
          "netsh" wlan show profile
          3⤵
            PID:3936

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            memory/2556-0-0x0000000000400000-0x0000000000452000-memory.dmp