Analysis

  • max time kernel
    141s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-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 9 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:2924
    • 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:2120

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        memory/2120-7-0x0000000000400000-0x000000000045F000-memory.dmp

        memory/2120-5-0x0000000000400000-0x000000000045F000-memory.dmp

        memory/2120-6-0x0000000000400000-0x000000000045F000-memory.dmp

        memory/2120-10-0x0000000000400000-0x000000000045F000-memory.dmp

        memory/2120-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        memory/2120-12-0x0000000000400000-0x000000000045F000-memory.dmp

        memory/2120-16-0x0000000000400000-0x000000000045F000-memory.dmp

        memory/2924-1-0x00000000008B0000-0x0000000000922000-memory.dmp

        memory/2924-2-0x000007FEF5D40000-0x000007FEF672C000-memory.dmp

        memory/2924-3-0x0000000000930000-0x0000000000996000-memory.dmp

        memory/2924-4-0x0000000000540000-0x0000000000554000-memory.dmp

        memory/2924-0-0x000007FEF5D43000-0x000007FEF5D44000-memory.dmp

        memory/2924-13-0x000007FEF5D40000-0x000007FEF672C000-memory.dmp