Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    11-10-2024 14:09

General

  • Target

    LISTA DE COTIZACIONES.exe

  • Size

    1.2MB

  • MD5

    6cd1b709d4464b7232cece96f174eb14

  • SHA1

    2180315cc36590883cf8769f126c1f0e09689c8b

  • SHA256

    9ed02e320f8f4729f17503ab1b79c3bd9034059e2b0b6511fa437a9ce634bd9d

  • SHA512

    1c895326e612c5818a8e3622303cd6c3ff5a08c573a8c12edc8247fb3b3b9510895566d5f29bdd9bb8da31dc8cb6368cb235bc0834bbca47a1aa597fe0b55373

  • SSDEEP

    24576:WfmMv6Ckr7Mny5Q6PMmLhkm6hV4BVuj+yi+xk:W3v+7/5Q63hW4BoLxk

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.ercolina-usa.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    uy,o#mZj8$lY

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.ercolina-usa.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    uy,o#mZj8$lY

Signatures

  • AgentTesla

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

  • Adds Run key to start application 2 TTPs 1 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\LISTA DE COTIZACIONES.exe
    "C:\Users\Admin\AppData\Local\Temp\LISTA DE COTIZACIONES.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2524
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\LISTA DE COTIZACIONES.exe"
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2984

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2524-2-0x00000000036A0000-0x0000000003AA0000-memory.dmp

    Filesize

    4.0MB

  • memory/2984-3-0x0000000000090000-0x00000000000D4000-memory.dmp

    Filesize

    272KB

  • memory/2984-9-0x0000000000090000-0x00000000000D4000-memory.dmp

    Filesize

    272KB

  • memory/2984-5-0x0000000000090000-0x00000000000D4000-memory.dmp

    Filesize

    272KB

  • memory/2984-12-0x0000000000090000-0x00000000000D4000-memory.dmp

    Filesize

    272KB

  • memory/2984-13-0x000000007417E000-0x000000007417F000-memory.dmp

    Filesize

    4KB

  • memory/2984-14-0x0000000074170000-0x000000007485E000-memory.dmp

    Filesize

    6.9MB

  • memory/2984-17-0x000000007417E000-0x000000007417F000-memory.dmp

    Filesize

    4KB

  • memory/2984-18-0x0000000074170000-0x000000007485E000-memory.dmp

    Filesize

    6.9MB