Analysis

  • max time kernel
    136s
  • max time network
    218s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-09-2022 11:23

General

  • Target

    Document.pdf/About/AppXRuntime.xml

  • Size

    3KB

  • MD5

    88d794ea092ef395433cfa321d06e5e4

  • SHA1

    f1f7c7dfbd04ac5a92cbde88bd4f087781d63c40

  • SHA256

    5afc969e4212a6511f307385c99b8868e8c873183dc271bbb95ba571b24eb53e

  • SHA512

    ebb770102b8202de4bb7319cbc2cda860e4de5d1e95f0fbef4d4890aa2b22cd48cf73909d028a37b507926b4fad573716fba16e50b8f9eca8d5feab00ac17cca

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\AppXRuntime.xml"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2496
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\Document.pdf\About\AppXRuntime.xml
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3392
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3392 CREDAT:17410 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:3244

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

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Downloads

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

    471B

    MD5

    0a8ccb22b686f8477bd7c0815474980f

    SHA1

    4a8127d2f3e3840737696dbbbae0bdaea33da790

    SHA256

    1792128e4ffcb7422d38888abd7879f2958acaebddd325a27a2144bea963e825

    SHA512

    53cb292ad44cb41d9f1e68d4b532a0fb6396b74a86edb2c95033d27620f60b58b6c45ba97291f8397a07a6556952f611901b88bd1983027197555983093738f9

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

    404B

    MD5

    e7f845247688bc73e4fdfae63c5e6e33

    SHA1

    2d0eda941d1af7c5a81811db68f61b5b5ffa982e

    SHA256

    587de8ddc62e2b4b3c3937b9dca0ad4c5d41a4a837150a7ac4cec38bfc36af79

    SHA512

    621e10535bd18d6b041d5df9a59ce43b097314481488603cf9d958f78d7ad585d2d1f53e7c2cf0f99b3e85d87cc804eb6bd3340279bd8b6f41451e38db058713

  • memory/2496-132-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp
    Filesize

    64KB

  • memory/2496-134-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp
    Filesize

    64KB

  • memory/2496-133-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp
    Filesize

    64KB

  • memory/2496-135-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp
    Filesize

    64KB

  • memory/2496-136-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp
    Filesize

    64KB

  • memory/2496-138-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp
    Filesize

    64KB

  • memory/2496-137-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp
    Filesize

    64KB

  • memory/2496-139-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp
    Filesize

    64KB

  • memory/2496-140-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp
    Filesize

    64KB