Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    17/10/2024, 01:07

General

  • Target

    325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe

  • Size

    812KB

  • MD5

    6142aad778dc57ae2ecfe036c2d11c4e

  • SHA1

    73d3b45ab4812f445b6cf1c58ea7b7fdf47295a8

  • SHA256

    325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67

  • SHA512

    5f4fd5212843e106ce21bebcc0776bb8647cd83de9a07e9b50ac6bbec72947b5eb288ba12a19685e9c238bc69ee4b8133fd05e7cf5797b40db2fb0269480ec3b

  • SSDEEP

    12288:mB3yuZG8+De1kIse8LRWjrZCollIoNE8kzZu3vvK541rs:mB3yuZGVteKRyjl6ik1Cvvy41rs

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.aminhacorretora.com.br
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    _yA=,M5*J?KH

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
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe
    "C:\Users\Admin\AppData\Local\Temp\325f8b7cb5f2bd3c93b6052bc44407c878feef638ed6303b9385185b05ac3f67.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1900
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2812

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1900-17-0x0000000074750000-0x0000000074E3E000-memory.dmp

          Filesize

          6.9MB

        • memory/1900-1-0x0000000001220000-0x00000000012F2000-memory.dmp

          Filesize

          840KB

        • memory/1900-2-0x0000000004D20000-0x0000000004DBE000-memory.dmp

          Filesize

          632KB

        • memory/1900-3-0x0000000074750000-0x0000000074E3E000-memory.dmp

          Filesize

          6.9MB

        • memory/1900-4-0x000000007475E000-0x000000007475F000-memory.dmp

          Filesize

          4KB

        • memory/1900-5-0x0000000074750000-0x0000000074E3E000-memory.dmp

          Filesize

          6.9MB

        • memory/1900-6-0x00000000004C0000-0x00000000004DA000-memory.dmp

          Filesize

          104KB

        • memory/1900-7-0x00000000004F0000-0x00000000004F6000-memory.dmp

          Filesize

          24KB

        • memory/1900-8-0x0000000074750000-0x0000000074E3E000-memory.dmp

          Filesize

          6.9MB

        • memory/1900-21-0x0000000074750000-0x0000000074E3E000-memory.dmp

          Filesize

          6.9MB

        • memory/1900-0-0x000000007475E000-0x000000007475F000-memory.dmp

          Filesize

          4KB

        • memory/2812-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2812-11-0x0000000000400000-0x0000000000430000-memory.dmp

          Filesize

          192KB

        • memory/2812-10-0x0000000000400000-0x0000000000430000-memory.dmp

          Filesize

          192KB

        • memory/2812-13-0x0000000000400000-0x0000000000430000-memory.dmp

          Filesize

          192KB

        • memory/2812-18-0x0000000000400000-0x0000000000430000-memory.dmp

          Filesize

          192KB

        • memory/2812-20-0x0000000000400000-0x0000000000430000-memory.dmp

          Filesize

          192KB

        • memory/2812-19-0x0000000000400000-0x0000000000430000-memory.dmp

          Filesize

          192KB

        • memory/2812-9-0x0000000000400000-0x0000000000430000-memory.dmp

          Filesize

          192KB

        • memory/2812-22-0x0000000074750000-0x0000000074E3E000-memory.dmp

          Filesize

          6.9MB

        • memory/2812-23-0x0000000074750000-0x0000000074E3E000-memory.dmp

          Filesize

          6.9MB

        • memory/2812-30-0x0000000074750000-0x0000000074E3E000-memory.dmp

          Filesize

          6.9MB