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Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/08/2024, 03:08

General

  • Target

    $SYSDIR/LAVSplitter.dll

  • Size

    450KB

  • MD5

    fe4166ed0cadba8af8071234adc7613f

  • SHA1

    38ac973e92044c53ece0b7ac9d3c869f9dd86669

  • SHA256

    91020893ee9ecd2b89139b63dad0d5b41319dd3e0bd49814857df2714bf07476

  • SHA512

    636fafd1a19592a9ed5d9edb3a69d70fdd657c80257c56f878ec90377296f92ffee9cdbcd9475b7685657e0165c241d9bcc71eaa3b4cd2d24b89c187746d6502

  • SSDEEP

    12288:n2/Uk6UjJauk19QW+Deg/khwAvqy9ndmafS5N4NXJMTgDHTC5ipl:5wACy9dmafSv4NaTgzTC5

Score
3/10

Malware Config

Signatures

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Modifies registry class 64 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\$SYSDIR\LAVSplitter.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4740
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\$SYSDIR\LAVSplitter.dll
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      PID:4400

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4400-0-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-1-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-4-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-7-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-5-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-6-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-10-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-9-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-12-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-13-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-17-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-25-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-27-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-28-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-29-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-32-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-33-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-37-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-35-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-40-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-36-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-41-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-44-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-51-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-46-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-53-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-54-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-56-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-60-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-59-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-62-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-64-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-68-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-69-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-71-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-72-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-66-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-67-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-61-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-63-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-57-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-55-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-52-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-49-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-50-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-48-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-43-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-42-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-45-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-39-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-30-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-31-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-26-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-24-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-22-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-23-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-21-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-20-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-19-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-16-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-14-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-15-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-8-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-3-0x0000000066C00000-0x00000000676AD000-memory.dmp

    Filesize

    10.7MB

  • memory/4400-2-0x0000000066C0F000-0x0000000067076000-memory.dmp

    Filesize

    4.4MB