Analysis

  • max time kernel
    140s
  • max time network
    9s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    01-12-2020 20:42

General

  • Target

    swift copy.exe

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.polimeter.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    5337776740

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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\swift copy.exe
    "C:\Users\Admin\AppData\Local\Temp\swift copy.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1936
    • C:\Users\Admin\AppData\Local\Temp\swift copy.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1656

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1656-7-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1656-9-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1656-10-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1656-11-0x0000000073710000-0x0000000073DFE000-memory.dmp

    Filesize

    6.9MB

  • memory/1936-2-0x0000000073E00000-0x00000000744EE000-memory.dmp

    Filesize

    6.9MB

  • memory/1936-3-0x00000000001F0000-0x00000000001F1000-memory.dmp

    Filesize

    4KB

  • memory/1936-5-0x00000000005C0000-0x00000000005CE000-memory.dmp

    Filesize

    56KB

  • memory/1936-6-0x0000000005990000-0x0000000005A49000-memory.dmp

    Filesize

    740KB