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Analysis

  • max time kernel
    141s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25/12/2023, 11:14

General

  • Target

    19fa48bc7ff8440268f8899534d6dc61.dll

  • Size

    740KB

  • MD5

    19fa48bc7ff8440268f8899534d6dc61

  • SHA1

    b0b673c4028979896ba8cd6454a14bb665199fb3

  • SHA256

    aeea81ffcf20e782e8dffcbedacef2e098cc8be09671825fea533a8e28a13f42

  • SHA512

    9df6bb95170f9a0d9bb8331098afc565eebf6785cbc777a901926216779eb0b21c9d5541658ab46de012e872b8a7fc3eeb772eb80f4405a4ce90696280d8152d

  • SSDEEP

    12288:MGEueETm04Dider2XNGQx0JFoITTKDKMXsGKEFU+abeycvyPVk2A8juwjY4Jt90:MybmH+BHx0oGm+AFUlQvyPdbb9

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Identifies Wine through registry keys 2 TTPs 1 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 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\19fa48bc7ff8440268f8899534d6dc61.dll,#1
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Identifies Wine through registry keys
    • Adds Run key to start application
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    PID:2800
  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\19fa48bc7ff8440268f8899534d6dc61.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2904

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2800-0-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB

  • memory/2800-1-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB

  • memory/2800-2-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB

  • memory/2800-3-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB

  • memory/2800-8-0x00000000020C0000-0x00000000020C2000-memory.dmp

    Filesize

    8KB

  • memory/2800-7-0x0000000077370000-0x0000000077372000-memory.dmp

    Filesize

    8KB

  • memory/2800-6-0x00000000023A0000-0x00000000023A2000-memory.dmp

    Filesize

    8KB

  • memory/2800-5-0x0000000002530000-0x0000000002532000-memory.dmp

    Filesize

    8KB

  • memory/2800-4-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB

  • memory/2800-9-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB

  • memory/2800-10-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB

  • memory/2800-11-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB

  • memory/2800-13-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB

  • memory/2800-12-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB

  • memory/2800-14-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB

  • memory/2800-15-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB

  • memory/2800-16-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB

  • memory/2800-17-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB

  • memory/2800-18-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB

  • memory/2800-19-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB

  • memory/2800-20-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB

  • memory/2800-21-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB

  • memory/2800-22-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB

  • memory/2800-23-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB

  • memory/2800-24-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB

  • memory/2800-25-0x0000000001E60000-0x0000000002000000-memory.dmp

    Filesize

    1.6MB