Analysis

  • max time kernel
    136s
  • max time network
    216s
  • 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 13:38

General

  • Target

    WhatsApp/About/FileSys.xml

  • Size

    6KB

  • MD5

    499e7751b019078a8a997d67e8805686

  • SHA1

    8d3bc566a990569dcd87a4862f4ea74b5a8d7696

  • SHA256

    bc713bc684b0bdda9342da9fa7e36caf7f328f32915144c6eca49b674917df88

  • SHA512

    0ccb75c55eeddfaaaf658087904bfca12c520d542789527e1248785ead66bf9f3de8478b2661814f549c6ec0bf8ebaefa1ec250199b1a6e3ccf95f6f60637d12

  • SSDEEP

    192:sYl9Bi4JFLHTSRPTsOyA0VXAQsMAy5PVzRMS6l0TE:ztJFLHTSRPTsOylXgMf9zRMV2E

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\WhatsApp\About\FileSys.xml"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2356
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\WhatsApp\About\FileSys.xml
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4440
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4440 CREDAT:17410 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2248

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

    15afcebf1b296be7a78fac9d3700ef3d

    SHA1

    c2210c056209dc67b283c3e5b5963e134479e4c3

    SHA256

    4cab446eedf9d32c7e41482cac22a453dabcdbb0abb924801aefcc3c364636cb

    SHA512

    ae33f97863d9de21fe642d432a0983aba3206b00e15f9430728a03127067424749d88a51ed1f59ffa6cd8428fb10701ed83b148f4f57ca0cd61553086c68c551

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

    404B

    MD5

    a34e0d9ac85e57a08d4ba5b203077d97

    SHA1

    ac769f744b9690b6bb11ab46bbaafc16bb379ec2

    SHA256

    056c5370b945744fbd70451acb62121f86da6324f40fd839685ed4964fb88087

    SHA512

    4a51334ea296fa206b06c49969c1e14e04faf7a75d28f0ea49a0e59977d32b3fa4d1323dd418e3f2ea1c514a067de55fa192de38cb8c45775fea1a24bfe647ae

  • memory/2356-132-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp
    Filesize

    64KB

  • memory/2356-133-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp
    Filesize

    64KB

  • memory/2356-134-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp
    Filesize

    64KB

  • memory/2356-135-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp
    Filesize

    64KB

  • memory/2356-136-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp
    Filesize

    64KB

  • memory/2356-137-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp
    Filesize

    64KB

  • memory/2356-138-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp
    Filesize

    64KB

  • memory/2356-139-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp
    Filesize

    64KB

  • memory/2356-140-0x00007FF7EA050000-0x00007FF7EA060000-memory.dmp
    Filesize

    64KB