Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 21:29

General

  • Target

    68b2651a1e09d43a7d7f8eb7c143358f_JaffaCakes118.docx

  • Size

    73KB

  • MD5

    68b2651a1e09d43a7d7f8eb7c143358f

  • SHA1

    d7a94e0a7d249ac1db221b992895e7a34f39bd97

  • SHA256

    85218477e69ef0889cc78566c972c53332046f1c5d1201bae9bf288fafa27c53

  • SHA512

    6b708807da7e4bf9dc4b21c3a4841ae67908f7c31a6180aa9d75c8df0b513b6e6fcc9cae57137f8b59c99404894a1b4f29b183b3d5d79063f596e9775a105e04

  • SSDEEP

    1536:HSrEGtR0piDbh+cvt8WZxV0RvIUKOZiL03pxbQVi:H6FtCpiP9vGWZU1iLpi

Score
7/10

Malware Config

Signatures

  • Abuses OpenXML format to download file from external location 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\68b2651a1e09d43a7d7f8eb7c143358f_JaffaCakes118.docx"
    1⤵
    • Abuses OpenXML format to download file from external location
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2888
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2168

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Office\14.0\OfficeFileCache\FSD-{48DD1616-87BC-477D-867B-7EEC39E3E669}.FSD

      Filesize

      128KB

      MD5

      ddb85f67dac8ed674ff3053b9a0269ab

      SHA1

      1fa59ae900e0d18504dec4495dca707bdb918408

      SHA256

      6b50f7a73235c5eef68403ca0c242661f731ab65d73bae38cc1892c18ebf970b

      SHA512

      315acd64b0cac919c30ab3fe9ac43d37e7e10119f3c1f160a4ca2995cc64b241b78638be86b920e2ea67c8c6421020db75a7e67c8cfbbd18fe51e191abd180a7

    • C:\Users\Admin\AppData\Local\Microsoft\Office\14.0\OfficeFileCache\LocalCacheFileEditManager\FSD-CNRY.FSD

      Filesize

      128KB

      MD5

      01296ac72367e3731d2dff6f29ab4891

      SHA1

      7ebe6e5e254f2ca335ce68ba30aa5c1f3945edb0

      SHA256

      9f5ec1597e9b78b7d9ceec19cb0b2bbac12867320716e745b1c0cb252bb3318d

      SHA512

      c9ae2b16cda2d3e3f9dd11dbd8bccb3aa2ba0a8fcbf653fef5c0faef26581de1f6a32ad1f7068e1be686955a32f197b8efba68254d59e877900fd56cfedc72ee

    • C:\Users\Admin\AppData\Local\Temp\{394D869A-8CCD-4245-B59C-20EDD6F5F127}

      Filesize

      128KB

      MD5

      28983bec1cce969ee9c82b115e2f261a

      SHA1

      454e11e1741efafd09321b7b0561459f682ffa1a

      SHA256

      2056ea6034c8f431157aa0309c23ab3538514ccd73830d4bc9a9b13797108a9b

      SHA512

      49258fd2fdd5374d3ef746e0cfb1e4632c64d3c2c56775590801da0a97b9b0e7399b56187be45666f148778b085bace7ee36ceb2da04428f8cfddc2cc5a1c25e

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

      Filesize

      20KB

      MD5

      53fc7f772f332231ee38e0092c9bddbf

      SHA1

      df10a1b34f144dfa4b6f1fdaf4e8e56fd41fe8ee

      SHA256

      2ede0ec966d2fe3923ca8138ce15240c3f4026b73212db5ce967030110e828cd

      SHA512

      2b83d0616d481b3e382a0c93e4a12a25b3c6c883d7d4266d989982bccea626e518345258ccadd41a34c769e6a03ca459f2b4106f787a66207b493d4007bb33df

    • memory/2888-0-0x000000002FAD1000-0x000000002FAD2000-memory.dmp

      Filesize

      4KB

    • memory/2888-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2888-2-0x00000000716FD000-0x0000000071708000-memory.dmp

      Filesize

      44KB

    • memory/2888-65-0x00000000716FD000-0x0000000071708000-memory.dmp

      Filesize

      44KB

    • memory/2888-100-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2888-101-0x00000000716FD000-0x0000000071708000-memory.dmp

      Filesize

      44KB