Analysis

  • max time kernel
    103s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/03/2025, 11:45

General

  • Target

    Orden de compra N3-13429.exe

  • Size

    710KB

  • MD5

    98f66b5b83cf6b73296ff5bec150d103

  • SHA1

    3bfe4209569287f567e3fbd63982dbce2f8c231d

  • SHA256

    72487654d06a0b791464085da985978d5c100cffc8439f8b3a9246bcbbb8c4e8

  • SHA512

    26585d772eed8877450926f7c065dfbbad30eea7137667e552dc36569f71908b127c4c1880a16cff0451bd3ccaa02c9094337fd433c367b03c137cbccb2cc4fa

  • SSDEEP

    12288:KIR5x+u6RfbWYCrt/22puGGh6abmMbvZwPO5ICGIb1L8idw0sDn2GVqgAlpoI/JM:I3WYatucdvRIb1I4ENZIh7vgt

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 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 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Orden de compra N3-13429.exe
    "C:\Users\Admin\AppData\Local\Temp\Orden de compra N3-13429.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4492
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
        PID:1632
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
        2⤵
          PID:3052
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
          2⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          PID:2292

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2292-0-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/2292-2-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/2292-13-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB