Analysis

  • max time kernel
    101s
  • max time network
    11s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    24/12/2020, 14:23

General

  • Target
    temple.scr.exe
  • Size 1.7MB
  • Sample201224-j649zyt7e6
  • SHA256 164626dcf1ca91f5dc55a6ebd20e6fff394b8fddfa10b9ffcaf974d1540f751a
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    frostdell.uk

  • Port

    587

  • Password

    7213575aceACE@#$

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 6 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\temple.scr.exe
    "C:\Users\Admin\AppData\Local\Temp\temple.scr.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:596
    • C:\Users\Admin\AppData\Local\Temp\temple.scr.exe
      "C:\Users\Admin\AppData\Local\Temp\temple.scr.exe"
      2⤵
        PID:1516
      • C:\Users\Admin\AppData\Local\Temp\temple.scr.exe
        "C:\Users\Admin\AppData\Local\Temp\temple.scr.exe"
        2⤵
          PID:1420
        • C:\Users\Admin\AppData\Local\Temp\temple.scr.exe
          "C:\Users\Admin\AppData\Local\Temp\temple.scr.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:1416

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            memory/596-2-0x0000000073D40000-0x000000007442E000-memory.dmp

            memory/596-3-0x0000000000D50000-0x0000000000D51000-memory.dmp

            memory/596-5-0x0000000000230000-0x000000000026D000-memory.dmp

            memory/1416-6-0x0000000000400000-0x000000000043C000-memory.dmp

            memory/1416-8-0x0000000000400000-0x000000000043C000-memory.dmp

            memory/1416-9-0x0000000000400000-0x000000000043C000-memory.dmp

            memory/1416-10-0x0000000073020000-0x000000007370E000-memory.dmp