Analysis

  • max time kernel
    70s
  • max time network
    57s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    05-08-2022 09:05

General

  • Target

    de373cb42386f956133546049fa24b0ec459a78c7e667c9d05c366c198b680b3.exe

  • Size

    222KB

  • MD5

    f8b75a887b9774203f7d77de434f40ea

  • SHA1

    e19add1ef9b87ef54de6870b229cfbcaaeddb0fa

  • SHA256

    de373cb42386f956133546049fa24b0ec459a78c7e667c9d05c366c198b680b3

  • SHA512

    d147d34dfa0e4e2544dc1971e490e6242e3ec43410d6ce8e80edbaeb1c112dc2ebb586ff265e56f2f96b177fc538362d3d38ee6d98ea3a5297174fd3e05667b6

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.tycautomotriz.cl
  • Port:
    587
  • Username:
    contacto@tycautomotriz.cl
  • Password:
    tycautomotriz2020

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.tycautomotriz.cl
  • Port:
    587
  • Username:
    contacto@tycautomotriz.cl
  • Password:
    tycautomotriz2020
  • Email To:
    cri.sigrna@gmail.com

Signatures

  • AgentTesla

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

  • 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 WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\de373cb42386f956133546049fa24b0ec459a78c7e667c9d05c366c198b680b3.exe
    "C:\Users\Admin\AppData\Local\Temp\de373cb42386f956133546049fa24b0ec459a78c7e667c9d05c366c198b680b3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:288
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1916

Network

MITRE ATT&CK Matrix ATT&CK v6

Collection

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/288-54-0x00000000008C0000-0x00000000008FA000-memory.dmp
    Filesize

    232KB

  • memory/288-55-0x00000000004F0000-0x000000000051E000-memory.dmp
    Filesize

    184KB

  • memory/1916-56-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/1916-57-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/1916-59-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/1916-60-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/1916-62-0x00000000004357DE-mapping.dmp
  • memory/1916-61-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/1916-64-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/1916-66-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/1916-67-0x0000000075CD1000-0x0000000075CD3000-memory.dmp
    Filesize

    8KB