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Analysis

  • max time kernel
    141s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    06/06/2024, 08:55

General

  • Target

    QtGui4.dll

  • Size

    6.8MB

  • MD5

    ddd7cb6f7fcb04a7a22b8c88e54960c4

  • SHA1

    ec90b7dc14ba83b31557262f9f4694478cbb751a

  • SHA256

    ed88922666a2323c05c08c75f7ad29d049d1a36399ab988ad5ce1e86149cb450

  • SHA512

    0e6d046c4f4e5fab3bc0aea57a99f0a1779f7fb4a3950f0e302b65ef411c9a08c534607f1be9533fa82ea64be5a5391c28b5ab615de82680188e2b1d28c8fc07

  • SSDEEP

    196608:AEubw71Hqi7SVzQlgj2bMWE+LpoMk+dTha46Yuy7uNcK:AEuERKoukwmLlJdThxcZ7

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\QtGui4.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3000
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\QtGui4.dll,#1
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of WriteProcessMemory
      PID:2372
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2372 -s 320
        3⤵
        • Program crash
        PID:1328

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2372-0-0x0000000077130000-0x0000000077132000-memory.dmp

    Filesize

    8KB

  • memory/2372-3-0x0000000002310000-0x0000000003981000-memory.dmp

    Filesize

    22.4MB

  • memory/2372-1-0x0000000002310000-0x0000000003981000-memory.dmp

    Filesize

    22.4MB

  • memory/2372-2-0x0000000002310000-0x0000000003981000-memory.dmp

    Filesize

    22.4MB

  • memory/2372-4-0x0000000002310000-0x0000000003981000-memory.dmp

    Filesize

    22.4MB

  • memory/2372-5-0x0000000002310000-0x0000000003981000-memory.dmp

    Filesize

    22.4MB

  • memory/2372-6-0x0000000002310000-0x0000000003981000-memory.dmp

    Filesize

    22.4MB

  • memory/2372-7-0x0000000002310000-0x0000000003981000-memory.dmp

    Filesize

    22.4MB

  • memory/2372-8-0x0000000002310000-0x0000000003981000-memory.dmp

    Filesize

    22.4MB