Analysis

  • max time kernel
    134s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2022 12:50

General

  • Target

    e5cbbbfbcb1be51c9bbc02ef22634c55.exe

  • Size

    842KB

  • MD5

    e5cbbbfbcb1be51c9bbc02ef22634c55

  • SHA1

    614b218ccf9b3d09655c25c081cc18baef354c33

  • SHA256

    be2862ff4b27841ac3b341d160cc56f5aab340de3f085933d9a3d0b57b0cef18

  • SHA512

    3f58e56d8feba4091da38f38b78185a3e17346f827d142b70c3564daef74bfa027504ac04980e87b0806bfc33f84ceb33bd565220e0faeb20a8e04a2fef122ca

  • SSDEEP

    12288:6EVq79KlSwx7IkNBJc64cDu5GQWUjMmaNlF3zdxetqx6jogl3Fo3JR4pKt:EEQw+m/zD+jdel5dxe8ALlu5R4p+

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    host39.registrar-servers.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    payme nt12345

Signatures

  • AgentTesla

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e5cbbbfbcb1be51c9bbc02ef22634c55.exe
    "C:\Users\Admin\AppData\Local\Temp\e5cbbbfbcb1be51c9bbc02ef22634c55.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2016
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "{path}"
      2⤵
        PID:1440
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "{path}"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:3452

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1440-137-0x0000000000000000-mapping.dmp
    • memory/2016-132-0x00000000004F0000-0x00000000005C8000-memory.dmp
      Filesize

      864KB

    • memory/2016-133-0x00000000054B0000-0x0000000005A54000-memory.dmp
      Filesize

      5.6MB

    • memory/2016-134-0x0000000004FA0000-0x0000000005032000-memory.dmp
      Filesize

      584KB

    • memory/2016-135-0x0000000005040000-0x00000000050DC000-memory.dmp
      Filesize

      624KB

    • memory/2016-136-0x0000000004F70000-0x0000000004F7A000-memory.dmp
      Filesize

      40KB

    • memory/3452-138-0x0000000000000000-mapping.dmp
    • memory/3452-139-0x0000000000400000-0x0000000000438000-memory.dmp
      Filesize

      224KB

    • memory/3452-140-0x0000000005810000-0x0000000005876000-memory.dmp
      Filesize

      408KB

    • memory/3452-141-0x00000000069F0000-0x0000000006A40000-memory.dmp
      Filesize

      320KB