Analysis

  • max time kernel
    77s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/03/2025, 01:24

General

  • Target

    Confirmación de pago 6399272827973.exe

  • Size

    103KB

  • MD5

    6dfab0ee08d9db158c7398d91d3174a6

  • SHA1

    d136f359f53be799c5a39d038e6389a12a4c8774

  • SHA256

    5e2da094ff1653e89a849c5d3246446b39795b57f54c983b17452dd3efbc5ac9

  • SHA512

    9ca1b19da2ebb3503540b892e75f73103394d54238bc94d2ee3e95679c1d798f06991588d9d610847066679b44d9febeadb3650626c5e01bf36f2cc9768eaabc

  • SSDEEP

    1536:xamyCth9zKvhHnsLvH5fBhwPCD6VvJUrnc+bJoKZBdKFKKrZG8UKemHbJ/KZBVFR:x1DiZsLvZpeaOZJiVY4Vkmf

Malware Config

Extracted

Family

darkcloud

Credentials

  • Protocol:
    ftp
  • Host:
    @StrFtpServer
  • Port:
    21
  • Username:
    @StrFtpUser
  • Password:
    @StrFtpPass

Signatures

  • DarkCloud

    An information stealer written in Visual Basic.

  • Darkcloud family
  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Drops startup file 1 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3368
      • C:\Users\Admin\AppData\Local\Temp\Confirmación de pago 6399272827973.exe
        "C:\Users\Admin\AppData\Local\Temp\Confirmación de pago 6399272827973.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops startup file
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2600
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:692

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/692-1349-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/692-1360-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/2600-0-0x000000007537E000-0x000000007537F000-memory.dmp

      Filesize

      4KB

    • memory/2600-1-0x0000000000310000-0x0000000000330000-memory.dmp

      Filesize

      128KB

    • memory/2600-2-0x0000000075370000-0x0000000075B20000-memory.dmp

      Filesize

      7.7MB

    • memory/2600-3-0x0000000002650000-0x0000000002656000-memory.dmp

      Filesize

      24KB

    • memory/2600-4-0x0000000005650000-0x0000000005784000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-5-0x0000000005D70000-0x0000000006314000-memory.dmp

      Filesize

      5.6MB

    • memory/2600-6-0x00000000058C0000-0x0000000005952000-memory.dmp

      Filesize

      584KB

    • memory/2600-18-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-16-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-54-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-66-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-56-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-52-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-50-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-48-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-46-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-44-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-42-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-40-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-38-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-36-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-34-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-32-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-30-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-28-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-26-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-24-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-22-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-20-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-14-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-12-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-10-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-8-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-7-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-70-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-68-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-64-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-62-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-60-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-58-0x0000000005650000-0x000000000577D000-memory.dmp

      Filesize

      1.2MB

    • memory/2600-1329-0x0000000075370000-0x0000000075B20000-memory.dmp

      Filesize

      7.7MB

    • memory/2600-1330-0x0000000005AC0000-0x0000000005B4E000-memory.dmp

      Filesize

      568KB

    • memory/2600-1331-0x0000000005C50000-0x0000000005CDA000-memory.dmp

      Filesize

      552KB

    • memory/2600-1332-0x0000000005D10000-0x0000000005D5C000-memory.dmp

      Filesize

      304KB

    • memory/2600-1333-0x0000000006410000-0x0000000006464000-memory.dmp

      Filesize

      336KB

    • memory/2600-1339-0x0000000075370000-0x0000000075B20000-memory.dmp

      Filesize

      7.7MB

    • memory/2600-1346-0x0000000075370000-0x0000000075B20000-memory.dmp

      Filesize

      7.7MB

    • memory/2600-1343-0x0000000075370000-0x0000000075B20000-memory.dmp

      Filesize

      7.7MB

    • memory/2600-1348-0x0000000075370000-0x0000000075B20000-memory.dmp

      Filesize

      7.7MB

    • memory/2600-1342-0x000000007537E000-0x000000007537F000-memory.dmp

      Filesize

      4KB

    • memory/2600-1341-0x0000000075370000-0x0000000075B20000-memory.dmp

      Filesize

      7.7MB