Analysis

  • max time kernel
    136s
  • max time network
    185s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-09-2022 10:16

General

  • Target

    Document.pdf/About/en-US/AutoPlay.xml

  • Size

    4KB

  • MD5

    935c602dad3f4335bd16c269e66dbfaa

  • SHA1

    3df4dc6d55af20f0593d807fb4fdefb23cc3355a

  • SHA256

    8773998440c8d534fa69833174d05d09088f07e6e5c0e41d7c04a229c7903879

  • SHA512

    05abffc0ce836f7438bc711a9d2b5ceb8f3f1c48be2ac9c1a91d286aed6fc4c8d740ae802dcd2cc65d066972dc8daa84ad8a10fa775d66cb5f3de34688d975ec

  • SSDEEP

    96:LeD5pmCRsKp7RqiPKhB3a1jejcM64iVDJaqV:ELRRp74a1AbodJ7

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 2 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 39 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX64\Microsoft Shared\Office16\MSOXMLED.EXE
    "C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX64\Microsoft Shared\Office16\MSOXMLED.EXE" /verb open "C:\Users\Admin\AppData\Local\Temp\Document.pdf\About\en-US\AutoPlay.xml"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2840
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\Document.pdf\About\en-US\AutoPlay.xml
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1936
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1936 CREDAT:17410 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:4744
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k netsvcs -p
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Enumerates system info in registry
    PID:4724

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2840-132-0x00007FFD4B270000-0x00007FFD4B280000-memory.dmp
    Filesize

    64KB

  • memory/2840-133-0x00007FFD4B270000-0x00007FFD4B280000-memory.dmp
    Filesize

    64KB

  • memory/2840-134-0x00007FFD4B270000-0x00007FFD4B280000-memory.dmp
    Filesize

    64KB

  • memory/2840-135-0x00007FFD4B270000-0x00007FFD4B280000-memory.dmp
    Filesize

    64KB

  • memory/2840-136-0x00007FFD4B270000-0x00007FFD4B280000-memory.dmp
    Filesize

    64KB

  • memory/2840-137-0x00007FFD4B270000-0x00007FFD4B280000-memory.dmp
    Filesize

    64KB

  • memory/2840-138-0x00007FFD4B270000-0x00007FFD4B280000-memory.dmp
    Filesize

    64KB

  • memory/2840-139-0x00007FFD4B270000-0x00007FFD4B280000-memory.dmp
    Filesize

    64KB

  • memory/2840-140-0x00007FFD4B270000-0x00007FFD4B280000-memory.dmp
    Filesize

    64KB