Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/08/2024, 15:46

General

  • Target
    PAGO BBVA-15-08-24.exe
  • Size 427KB
  • Sample240816-s7lzfsshkc
  • SHA256 158363d522e8df85c58ade3d6ca67df06df8453dc33558b2130d218849879493
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • darkcloud

C2
  • https://api.telegram.org/bot6686872771:AAGUwkUh0LMB8XwZ6Sv6jR4DHAsdZafImc0/sendMessage?chat_id=6542615755

Signatures

  • DarkCloud

    An information stealer written in Visual Basic.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PAGO BBVA-15-08-24.exe
    "C:\Users\Admin\AppData\Local\Temp\PAGO BBVA-15-08-24.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2720
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:1240

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        memory/1240-4-0x0000000000400000-0x000000000045F000-memory.dmp

        memory/1240-8-0x0000000000400000-0x000000000045F000-memory.dmp

        memory/1240-12-0x0000000000400000-0x000000000045F000-memory.dmp

        memory/2720-0-0x00007FFB9A263000-0x00007FFB9A265000-memory.dmp

        memory/2720-1-0x0000024D008F0000-0x0000024D00962000-memory.dmp

        memory/2720-2-0x0000024D1ADE0000-0x0000024D1AE46000-memory.dmp

        memory/2720-3-0x0000024D00D10000-0x0000024D00D24000-memory.dmp

        memory/2720-7-0x00007FFB9A260000-0x00007FFB9AD21000-memory.dmp

        memory/2720-11-0x00007FFB9A260000-0x00007FFB9AD21000-memory.dmp