Analysis

  • max time kernel
    115s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    03/08/2020, 13:45

General

  • Target
    LindstrmPO45676.exe
  • Size 711KB
  • Sample200803-e5f45czhs6
  • SHA256 e5c5c9d753512a626d7bc4e6a14191b3db75290da5046b7d4d5fd4acc2ed3460
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • AgentTesla Payload 7 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.

  • Suspicious use of WriteProcessMemory 9 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.

  • AgentTesla

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

  • Adds Run key 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\LindstrmPO45676.exe
    "C:\Users\Admin\AppData\Local\Temp\LindstrmPO45676.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    PID:1152
    • C:\Users\Admin\AppData\Local\Temp\LindstrmPO45676.exe
      "{path}"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of SetWindowsHookEx
      • Adds Run key to start application
      PID:1780

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1780-2-0x0000000000400000-0x000000000044C000-memory.dmp

        memory/1780-4-0x0000000000400000-0x000000000044C000-memory.dmp

        memory/1780-5-0x0000000000400000-0x000000000044C000-memory.dmp