Analysis

  • max time kernel
    208s
  • max time network
    224s
  • 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/AppXRuntime.xml

  • Size

    4KB

  • MD5

    bf19db2e91edefe517515ba23b30103e

  • SHA1

    324d98b315d7f8e096d8d61505610706d0c73856

  • SHA256

    42778994d23cdb74c446e70c30942991e89df6aacc1225aebb05464d69da6dec

  • SHA512

    9c193cd9597f90913643cdd2079e36930e60b6ab539d96ba0d5da7ea2b5dde0b78d7451d0a4ac37cbbb8a90c548285fbf640099eda949665e186586d893adb14

  • SSDEEP

    96:jJpm5IJUVaBfgHt6kNEmB+kClbNpbj03V:Xc3AIHF20F

Score
1/10

Malware Config

Signatures

  • 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\AppXRuntime.xml"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2352
    • 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\AppXRuntime.xml
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:216
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:216 CREDAT:17410 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:4856

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
    Filesize

    471B

    MD5

    15afcebf1b296be7a78fac9d3700ef3d

    SHA1

    c2210c056209dc67b283c3e5b5963e134479e4c3

    SHA256

    4cab446eedf9d32c7e41482cac22a453dabcdbb0abb924801aefcc3c364636cb

    SHA512

    ae33f97863d9de21fe642d432a0983aba3206b00e15f9430728a03127067424749d88a51ed1f59ffa6cd8428fb10701ed83b148f4f57ca0cd61553086c68c551

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
    Filesize

    404B

    MD5

    36d019d100f9899103904714fc668550

    SHA1

    43b769cf6a3c21ceb57f79daf601a8e9c6b67553

    SHA256

    67239144e510d7eb283a5631ff98d0b3ae2d0818395c6d79353159b28eb536e3

    SHA512

    99f42f6a7ff94148d34489915285e047cb6575bf7a8a4deb7b88c27d7c1911c0e7dc28ae5234e5f13527694bcf275605a02ecbabb2d6dff697120c11d83d5a0d

  • memory/2352-132-0x00007FFEC6450000-0x00007FFEC6460000-memory.dmp
    Filesize

    64KB

  • memory/2352-133-0x00007FFEC6450000-0x00007FFEC6460000-memory.dmp
    Filesize

    64KB

  • memory/2352-134-0x00007FFEC6450000-0x00007FFEC6460000-memory.dmp
    Filesize

    64KB

  • memory/2352-135-0x00007FFEC6450000-0x00007FFEC6460000-memory.dmp
    Filesize

    64KB

  • memory/2352-136-0x00007FFEC6450000-0x00007FFEC6460000-memory.dmp
    Filesize

    64KB

  • memory/2352-137-0x00007FFEC6450000-0x00007FFEC6460000-memory.dmp
    Filesize

    64KB

  • memory/2352-138-0x00007FFEC6450000-0x00007FFEC6460000-memory.dmp
    Filesize

    64KB

  • memory/2352-139-0x00007FFEC6450000-0x00007FFEC6460000-memory.dmp
    Filesize

    64KB

  • memory/2352-140-0x00007FFEC6450000-0x00007FFEC6460000-memory.dmp
    Filesize

    64KB