Analysis

  • max time kernel
    115s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    18/08/2020, 13:26

General

  • Target
    payment advice_pdf______.exe
  • Size 397KB
  • Sample200818-lydswthawn
  • SHA256 310cda4734ff6074a97bb0e7cd6c5ebe6aaaec58408650752b73dbae53a5e396
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • AgentTesla

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

  • AgentTesla Payload 7 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\payment advice_pdf______.exe
    "C:\Users\Admin\AppData\Local\Temp\payment advice_pdf______.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1080
    • C:\Users\Admin\AppData\Local\Temp\payment advice_pdf______.exe
      "{path}"
      2⤵
        PID:1116
      • C:\Users\Admin\AppData\Local\Temp\payment advice_pdf______.exe
        "{path}"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1108

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/1080-29-0x00000000079F0000-0x00000000079F2000-memory.dmp

          memory/1108-31-0x0000000000400000-0x000000000044C000-memory.dmp

          memory/1108-33-0x0000000000400000-0x000000000044C000-memory.dmp

          memory/1108-34-0x0000000000400000-0x000000000044C000-memory.dmp