Analysis

  • max time kernel
    140s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 11:54

General

  • Target

    PO.exe

  • Size

    858KB

  • MD5

    b7101f066b92686a5dd186ad32519241

  • SHA1

    26670c4e766fe6b83a8f5c5919dc0aa7bd6fb6a1

  • SHA256

    6fb8cc78162f87691a1763986603810c1993a9780e6ff1cd772486b21e6274aa

  • SHA512

    17ed33df324686e423fec2b6fb7b7dbe64b9135f6b5e625553664bdf364bee48fba0399bbe63636d9adb3df6e96bb679225927a1b7d645a747f6528e1bfd9283

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.millndustries.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    s@X?j9y~sK3g

Signatures

  • AgentTesla

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

  • AgentTesla Payload 6 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO.exe
    "C:\Users\Admin\AppData\Local\Temp\PO.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1424
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1032

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1032-64-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1032-59-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1032-60-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1032-62-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1032-63-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1032-65-0x0000000000446DAE-mapping.dmp
  • memory/1032-67-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1032-69-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1424-55-0x0000000075951000-0x0000000075953000-memory.dmp
    Filesize

    8KB

  • memory/1424-56-0x00000000003E0000-0x00000000003F2000-memory.dmp
    Filesize

    72KB

  • memory/1424-57-0x0000000000D40000-0x0000000000DA6000-memory.dmp
    Filesize

    408KB

  • memory/1424-58-0x0000000000B10000-0x0000000000B5C000-memory.dmp
    Filesize

    304KB

  • memory/1424-54-0x0000000001290000-0x000000000136C000-memory.dmp
    Filesize

    880KB