Analysis

  • max time kernel
    146s
  • max time network
    39s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    02/06/2021, 07:44

General

  • Target
    DHL Documents.exe
  • Size 997KB
  • Sample210602-bav5e2rdma
  • SHA256 d6f1e607be28e2f2a6af69dd4a3470831cc40afdbf408c20ce41c71c9e373fa0
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    smtp.titan.email

  • Port

    587

  • Password

    mmm777

Signatures

  • AgentTesla

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

  • AgentTesla Payload 3 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL Documents.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL Documents.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:520
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\frazdQLg" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFAB4.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:608
    • C:\Users\Admin\AppData\Local\Temp\DHL Documents.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL Documents.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1748

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/520-59-0x0000000000BB0000-0x0000000000BB1000-memory.dmp

        memory/520-61-0x0000000000480000-0x0000000000481000-memory.dmp

        memory/520-62-0x00000000004C0000-0x00000000004D4000-memory.dmp

        memory/520-63-0x00000000050E0000-0x000000000517C000-memory.dmp

        memory/520-64-0x0000000000A40000-0x0000000000AA0000-memory.dmp

        memory/1748-67-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/1748-69-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/1748-71-0x0000000004CD0000-0x0000000004CD1000-memory.dmp