Analysis

  • max time kernel
    93s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/03/2025, 11:19

General

  • Target

    45b104579f856aba3d99b5370360240a3f9f95b82969e3f7ba12c14b0d7abb7f.exe

  • Size

    944KB

  • MD5

    94a3388b30fa8672e8278bee447504fa

  • SHA1

    0a70903b6d92bd992b584baab8591fdc32bfb644

  • SHA256

    45b104579f856aba3d99b5370360240a3f9f95b82969e3f7ba12c14b0d7abb7f

  • SHA512

    98e99b141515b9a53ea84f7704f30c72260bce1db369c23f069c1b2e3f2370592283cb61d9682f98c2eb52284d51fa1b246e81d82dd7963549a8c93dd917667f

  • SSDEEP

    12288:sqRXGS9YGxprdVZY+7zX97MZV2+YkXJT8ibkKQ:fXRYGxpBk+P94K+Ykp8ibkKQ

Malware Config

Extracted

Family

darkcloud

Attributes

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:3452
      • C:\Users\Admin\AppData\Local\Temp\45b104579f856aba3d99b5370360240a3f9f95b82969e3f7ba12c14b0d7abb7f.exe
        "C:\Users\Admin\AppData\Local\Temp\45b104579f856aba3d99b5370360240a3f9f95b82969e3f7ba12c14b0d7abb7f.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:1972
      • 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:432

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/432-1345-0x0000000000400000-0x0000000000470000-memory.dmp

      Filesize

      448KB

    • memory/432-1356-0x0000000000400000-0x0000000000470000-memory.dmp

      Filesize

      448KB

    • memory/1972-23-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-49-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-11-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-21-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-61-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-67-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-65-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-63-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-57-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-55-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-53-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-51-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-19-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-45-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-43-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-41-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-35-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-33-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-31-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-29-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-27-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-25-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-3-0x00000000064C0000-0x00000000065F8000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-0-0x000000007502E000-0x000000007502F000-memory.dmp

      Filesize

      4KB

    • memory/1972-39-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-15-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-13-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-9-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-59-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-7-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-47-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-17-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-37-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-5-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-4-0x00000000064C0000-0x00000000065F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1972-1326-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/1972-1327-0x0000000006650000-0x00000000066E2000-memory.dmp

      Filesize

      584KB

    • memory/1972-1328-0x0000000006700000-0x0000000006790000-memory.dmp

      Filesize

      576KB

    • memory/1972-1329-0x0000000006820000-0x000000000686C000-memory.dmp

      Filesize

      304KB

    • memory/1972-1330-0x00000000071A0000-0x0000000007744000-memory.dmp

      Filesize

      5.6MB

    • memory/1972-1331-0x0000000006900000-0x0000000006954000-memory.dmp

      Filesize

      336KB

    • memory/1972-1337-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/1972-1342-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/1972-1339-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/1972-2-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/1972-1344-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/1972-1-0x0000000000770000-0x0000000000862000-memory.dmp

      Filesize

      968KB