Analysis

  • max time kernel
    105s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    18/08/2020, 19:30

General

  • Target
    FACT.exe
  • Size 658KB
  • Sample200818-fd2bh5henj
  • SHA256 b4d97e5fd7ec7fa2db1180417dbf4c4164e2d942c8a42388079b46bc5ab2f44c
  • 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 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\FACT.exe
    "C:\Users\Admin\AppData\Local\Temp\FACT.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1264
    • C:\Users\Admin\AppData\Local\Temp\FACT.exe
      "C:\Users\Admin\AppData\Local\Temp\FACT.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1784

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1784-0-0x0000000000400000-0x000000000045A000-memory.dmp

        memory/1784-2-0x0000000000400000-0x000000000045A000-memory.dmp

        memory/1784-3-0x0000000000400000-0x000000000045A000-memory.dmp