Analysis

  • max time kernel
    143s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    10-07-2020 17:47

General

  • Target

    Quote CIF Port of Antwerp-Belgium.exe

  • Size

    433KB

  • MD5

    4409aedf3931570087d09da7df13f93e

  • SHA1

    6d295f15d8d32edd4b900017c8059d1f93de417a

  • SHA256

    ee2f4c8c91b98d44507e6e381273655aabba375a51c0c06613389eb3219b16ea

  • SHA512

    ab10c9e6b999ceb195a6023ae72e96f6957a62c76cd68d5c7e17330734debafb14ee59547e90208a00a1fdeab350dfe672b0720ad056e883aad53d3d4d2a1dac

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    server277.web-hosting.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    OneLove123

Signatures

  • AgentTesla

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

  • AgentTesla Payload 4 IoCs
  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Quote CIF Port of Antwerp-Belgium.exe
    "C:\Users\Admin\AppData\Local\Temp\Quote CIF Port of Antwerp-Belgium.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:608
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WoAsdUIPxsEURm" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7FD9.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1616
    • C:\Users\Admin\AppData\Local\Temp\Quote CIF Port of Antwerp-Belgium.exe
      "{path}"
      2⤵
        PID:552
      • C:\Users\Admin\AppData\Local\Temp\Quote CIF Port of Antwerp-Belgium.exe
        "{path}"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:1164

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp7FD9.tmp

      MD5

      8578e70056ac89cd6938c2197a41cb94

      SHA1

      ca78d79d75af4ded796bf966c3ea9219722c6a70

      SHA256

      e8ffe5a47a23c8b76e3c4c0a1394370829cf55761d35406381c5c13971174b20

      SHA512

      35688302d388798ec456b6438bc0ffd44d0c641606a1ba539cb5bfc20bfe27b04abf54fc27349c7f5235c7afba5ecad691db84894921df011b77ff604ceb0e9c

    • memory/608-1-0x0000000000000000-0x0000000000000000-disk.dmp

    • memory/1164-4-0x0000000000400000-0x000000000044C000-memory.dmp

      Filesize

      304KB

    • memory/1164-5-0x0000000000446F2E-mapping.dmp

    • memory/1164-6-0x0000000000400000-0x000000000044C000-memory.dmp

      Filesize

      304KB

    • memory/1164-7-0x0000000000400000-0x000000000044C000-memory.dmp

      Filesize

      304KB

    • memory/1616-2-0x0000000000000000-mapping.dmp