Analysis

  • max time kernel
    116s
  • max time network
    102s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    19/03/2021, 12:10

General

  • Target
    SOA.exe
  • Size 580KB
  • Sample210319-ff7m3pl2n2
  • SHA256 b53452ceb042eda660c8caf32d410df482b58ef7818bcd013036f54ef4c3be84
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    smtp.vivaldi.net

  • Port

    587

  • Password

    Qwerty2020Hp##

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SOA.exe
    "C:\Users\Admin\AppData\Local\Temp\SOA.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4760
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AbqLifxXCotQXs" /XML "C:\Users\Admin\AppData\Local\Temp\tmp25D.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2088
    • C:\Users\Admin\AppData\Local\Temp\SOA.exe
      "C:\Users\Admin\AppData\Local\Temp\SOA.exe"
      2⤵
        PID:844
      • C:\Users\Admin\AppData\Local\Temp\SOA.exe
        "C:\Users\Admin\AppData\Local\Temp\SOA.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:836

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/836-5-0x0000000000400000-0x000000000043C000-memory.dmp

          memory/836-8-0x0000000002E10000-0x0000000002E11000-memory.dmp

          memory/836-9-0x0000000002E11000-0x0000000002E12000-memory.dmp

          memory/4760-2-0x0000000003460000-0x0000000003461000-memory.dmp