Analysis

  • max time kernel
    150s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-09-2024 22:54

General

  • Target

    d1d30ca2f6e6b3a9f1207400822da6d4f79ec4118b3df1ed9dad914a6943311b.exe

  • Size

    1.9MB

  • MD5

    85dedf0782097f4161cb3380c8baba00

  • SHA1

    d10a340a41b396e0b2779d9632479e064f8eb81b

  • SHA256

    d1d30ca2f6e6b3a9f1207400822da6d4f79ec4118b3df1ed9dad914a6943311b

  • SHA512

    06eaa4ae5944a8b8d3fdfe3d8b074d1307bbdb923df7187f9ca77f1977cc3494aae94888991f726060379367a208bab260fed8f8204e6b1e2af18f90b1b57fdf

  • SSDEEP

    49152:ISlNHydXboE+2pKWTvP6p9kB/GS0fsXCFr:ISjydNCYn0+S

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
  • Checks BIOS information in registry 2 TTPs 10 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Executes dropped EXE 4 IoCs
  • Identifies Wine through registry keys 2 TTPs 5 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Drops file in Windows directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d1d30ca2f6e6b3a9f1207400822da6d4f79ec4118b3df1ed9dad914a6943311b.exe
    "C:\Users\Admin\AppData\Local\Temp\d1d30ca2f6e6b3a9f1207400822da6d4f79ec4118b3df1ed9dad914a6943311b.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3420
    • \??\c:\windows\resources\themes\explorer.exe
      c:\windows\resources\themes\explorer.exe
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Adds Run key to start application
      • Drops file in System32 directory
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5056
      • \??\c:\windows\resources\spoolsv.exe
        c:\windows\resources\spoolsv.exe SE
        3⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Identifies Wine through registry keys
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1572
        • \??\c:\windows\resources\svchost.exe
          c:\windows\resources\svchost.exe
          4⤵
          • Modifies visiblity of hidden/system files in Explorer
          • Identifies VirtualBox via ACPI registry values (likely anti-VM)
          • Checks BIOS information in registry
          • Executes dropped EXE
          • Identifies Wine through registry keys
          • Adds Run key to start application
          • Drops file in System32 directory
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2332
          • \??\c:\windows\resources\spoolsv.exe
            c:\windows\resources\spoolsv.exe PR
            5⤵
            • Identifies VirtualBox via ACPI registry values (likely anti-VM)
            • Checks BIOS information in registry
            • Executes dropped EXE
            • Identifies Wine through registry keys
            • Suspicious use of NtSetInformationThreadHideFromDebugger
            • System Location Discovery: System Language Discovery
            • Suspicious use of SetWindowsHookEx
            PID:2520

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Resources\Themes\explorer.exe

    Filesize

    1.9MB

    MD5

    5215b1376d235cb16ad2b8d465b093b5

    SHA1

    5930fd66d92320e5358374aa33a87c2a16b5858a

    SHA256

    47bababa3786aee3175835021f512c7360aeb53e5271f478b15d9ad467fe4f2a

    SHA512

    6f37883a5cb7f13807dbb4358b7237496dfdddbe0e3343688876db4383e39f977857e73b50990d3a58f7b7d6764c3aad6896128f732de277c8dd6d4373b34773

  • C:\Windows\Resources\spoolsv.exe

    Filesize

    1.9MB

    MD5

    58048b5a161b6a6e015ae3c8c368bf71

    SHA1

    ad8562c9a989add135bbcb5558448e41852442ac

    SHA256

    ed3ed9232ee2959c2f67e4f47b5cb3f6a679ffbde21559c321af5cfe0460cf59

    SHA512

    45430a127a05aa8e509fcd6ccc47a8d7e0356b2ce6e3f5b882f4d659cec989df7fcd515aaaf33f2b0b840e709a1f9ecf7f81fce69143538db8a08a68c25fb071

  • C:\Windows\Resources\svchost.exe

    Filesize

    1.9MB

    MD5

    4e35b31afd964909e97fb172d9897cd1

    SHA1

    67ef1d18f24d6298c3f3db5dafdc72d5f62af86c

    SHA256

    62c34f63513f5ce14d831ca79b63d03b2b99182d161dd4d52ad3af04fb37fdf1

    SHA512

    f7b917f9a57fde9b8f3bc7018e890a8919fac2471b2c041be4760e9f1739caf8208793d7d6effc8b92942182c4a81b680042757c9484b9b4d058144db175dd9e

  • memory/1572-37-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/1572-17-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/2332-49-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/2332-45-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/2332-57-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/2332-53-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/2332-59-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/2332-69-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/2332-42-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/2332-43-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/2332-67-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/2332-51-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/2332-65-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/2332-47-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/2332-63-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/2332-55-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/2332-61-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/2520-35-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/2520-30-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/3420-0-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/3420-39-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/5056-40-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/5056-56-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/5056-54-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/5056-58-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/5056-52-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/5056-60-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/5056-50-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/5056-62-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/5056-48-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/5056-64-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/5056-46-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/5056-66-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/5056-44-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/5056-68-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB

  • memory/5056-41-0x0000000000400000-0x0000000000873000-memory.dmp

    Filesize

    4.4MB