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Analysis

  • max time kernel
    135s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    12/03/2025, 16:27

General

  • Target

    statement related to outstanding invoices.exe

  • Size

    893KB

  • MD5

    f2cbbaddb0675bd99c305106ae05ca14

  • SHA1

    a416708ffdca33fee302a7ec0503c000801a3bd8

  • SHA256

    5b47ff1c8bb1efc83e426e6c33c217838e822424e0df06564f1ca0670170885c

  • SHA512

    7723894d81284072bd654fae6780dd0db419341c20202952b9e5cf5720a4b5b6e818b2ffff2976baa58ae939eda0612d35409656a8d6dc74cd27fcb7f512bad3

  • SSDEEP

    24576:n4l0MSRqgEauL0L1V2FbhfV2kzTbXlAaJuEl4+vode8:n4l0MSRqgEdLS1UrI4lHJZjgI

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 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 9 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\statement related to outstanding invoices.exe
    "C:\Users\Admin\AppData\Local\Temp\statement related to outstanding invoices.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2804
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:816
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        PID:2444

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2444-13-0x0000000000400000-0x000000000045E000-memory.dmp

      Filesize

      376KB

    • memory/2444-19-0x0000000000400000-0x000000000045E000-memory.dmp

      Filesize

      376KB

    • memory/2444-10-0x0000000000400000-0x000000000045E000-memory.dmp

      Filesize

      376KB

    • memory/2444-7-0x0000000000400000-0x000000000045E000-memory.dmp

      Filesize

      376KB

    • memory/2444-8-0x0000000000400000-0x000000000045E000-memory.dmp

      Filesize

      376KB

    • memory/2444-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2444-15-0x0000000000400000-0x000000000045E000-memory.dmp

      Filesize

      376KB

    • memory/2804-3-0x0000000000530000-0x0000000000548000-memory.dmp

      Filesize

      96KB

    • memory/2804-6-0x0000000004EA0000-0x0000000004F48000-memory.dmp

      Filesize

      672KB

    • memory/2804-5-0x0000000074E80000-0x000000007556E000-memory.dmp

      Filesize

      6.9MB

    • memory/2804-4-0x0000000074E8E000-0x0000000074E8F000-memory.dmp

      Filesize

      4KB

    • memory/2804-0-0x0000000074E8E000-0x0000000074E8F000-memory.dmp

      Filesize

      4KB

    • memory/2804-2-0x0000000074E80000-0x000000007556E000-memory.dmp

      Filesize

      6.9MB

    • memory/2804-16-0x0000000074E80000-0x000000007556E000-memory.dmp

      Filesize

      6.9MB

    • memory/2804-1-0x00000000010C0000-0x00000000011A6000-memory.dmp

      Filesize

      920KB