Analysis

  • max time kernel
    177s
  • max time network
    255s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    23-09-2022 11:23

General

  • Target

    Document.pdf/About/WorkplaceJoin.xml

  • Size

    1KB

  • MD5

    4a94b4f104af2c09215eb52d7f84f748

  • SHA1

    5c414d468a0b571ca9fec00364dd4e2a185dbe92

  • SHA256

    5fabf5c534f78ce92bf7daa6d4ade2dd61002e689a8246928209bf38d7bf1bee

  • SHA512

    971a7f298fb6ece17bd9e02d636988960b4955ed8c6e44d271f4405e06268b65db6ce396caeeb41113ef2d220418c7c0bd48f3dc5852de76331eec0307516af4

Score
1/10

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 36 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE
    "C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE" /verb open "C:\Users\Admin\AppData\Local\Temp\Document.pdf\About\WorkplaceJoin.xml"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1620
    • C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe" -nohome
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1680
      • C:\Program Files\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE" -nohome
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:896
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:896 CREDAT:275457 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:536

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\Roaming\Microsoft\Windows\Cookies\OQTRQ5BX.txt
    Filesize

    608B

    MD5

    6529a25a9f28349ef5b884001e89b0bf

    SHA1

    f8371d769986e9f7dc329e0689f7c1e21d36d86c

    SHA256

    12558017f426ae80c85d94dc4b6db714a19858f87d07b099c89e5959fb12ebef

    SHA512

    6922a6f66795a48633ef8acf0ac9c64188bc4921ca1986285e73f84143a25ecaebe8fd3fbb9c3d7ef98f76774048516b7a43fbaaf302d19bf4f946121461c73d

  • memory/1620-54-0x0000000075501000-0x0000000075503000-memory.dmp
    Filesize

    8KB