Analysis

  • max time kernel
    135s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    07-03-2024 19:26

General

  • Target

    [EXTERNAL] 2024 Benefit Enrollment & Payroll Handbook Booklet Begins 07_03.eml

  • Size

    39KB

  • MD5

    533fd89353fbdada567744db2195f8f4

  • SHA1

    7695f77553d87656ee7a79c80542f23b0b1a1640

  • SHA256

    426f5042fee24e43a40766d8eb7da99a1e0e373379af5b4dde0e355b7f5d9c8f

  • SHA512

    71696f0d45311d4bcc7be1b9a401f473fde4fe2bc9e67b1f1e5ea75c5be1e6854f181354c8aba3ca1e030d3e92dd57faacdba9baf524242706b1a0f1f31f2504

  • SSDEEP

    768:8ZNoUDeMbPrKq7cTk//IYmHilbNpksVSqo/5LGESjcVV:8z3brrLcI3IYmSUL/lHSjK

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 14 IoCs
  • Drops file in Windows directory 5 IoCs
  • Modifies Internet Explorer settings 1 TTPs 34 IoCs
  • Modifies registry class 64 IoCs
  • NTFS ADS 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 39 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\PROGRA~2\MICROS~1\Office14\OUTLOOK.EXE
    C:\PROGRA~2\MICROS~1\Office14\OUTLOOK.EXE /eml "C:\Users\Admin\AppData\Local\Temp\[EXTERNAL] 2024 Benefit Enrollment & Payroll Handbook Booklet Begins 07_03.eml"
    1⤵
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • NTFS ADS
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2968
    • C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
      "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.Outlook\1MQIYP6T\Toyota Benefit Enrolment.pdf"
      2⤵
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2448
      • C:\PROGRA~2\MICROS~1\Office14\OUTLOOK.EXE
        "C:\PROGRA~2\MICROS~1\Office14\OUTLOOK.EXE" -c IPM.Note /m "mailto:[email protected]"
        3⤵
          PID:892

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Outlook\mapisvc.inf

      Filesize

      1KB

      MD5

      48dd6cae43ce26b992c35799fcd76898

      SHA1

      8e600544df0250da7d634599ce6ee50da11c0355

      SHA256

      7bfe1f3691e2b4fb4d61fbf5e9f7782fbe49da1342dbd32201c2cc8e540dbd1a

      SHA512

      c1b9322c900f5be0ad166ddcfec9146918fb2589a17607d61490fd816602123f3af310a3e6d98a37d16000d4acbbcd599236f03c3c7f9376aeba7a489b329f31

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.Outlook\1MQIYP6T\Toyota Benefit Enrolment.pdf

      Filesize

      10KB

      MD5

      bd3a12d52669f561ec7292f97145eed1

      SHA1

      dd1161376edc8e5be6eec47752b23961ed245c14

      SHA256

      03a0a317daf0b61200ba338a91bd7902e957fe198d5a285a23bfffa289be9b8e

      SHA512

      7f0c9fbd425cbde63363562a152bafb576eadc901638f2314550467d7592b1d5a4b7bce6912e46c5976eb8f869874c054948e284cf1d1fb95852e6f2c647b3bb

    • C:\Users\Admin\AppData\Local\Temp\{CE5FC113-A69E-45AC-A82D-B7C3D315B859}.html

      Filesize

      6KB

      MD5

      adf3db405fe75820ba7ddc92dc3c54fb

      SHA1

      af664360e136fd5af829fd7f297eb493a2928d60

      SHA256

      4c73525d8b563d65a16dee49c4fd6af4a52852d3e8f579c0fb2f9bb1da83e476

      SHA512

      69de07622b0422d86f7960579b15b3f2e4d4b4e92c6e5fcc7e7e0b8c64075c3609aa6e5152beec13f9950ed68330939f6827df26525fc6520628226f598b7a72

    • C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

      Filesize

      3KB

      MD5

      9204afe0bd68af5c8719d48fa27e8139

      SHA1

      7fcc2abed552adc94c8fa3b0c9d76687dde84e02

      SHA256

      77bfd3a8cb1874bff36a73695f554acc88f1fa6c9e0295896bc1e7be3a77afda

      SHA512

      d13a884bfb48ca072d0293625392eb00cc34e9a16d82e0a6aae6243eeb952e9573594c8d6f9eb3d75ec1d9bb984e3d982ab78aa871412e570f0161b45936af5b

    • C:\Users\Admin\AppData\Roaming\Microsoft\UProof\CUSTOM.DIC

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • memory/2968-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2968-1-0x0000000073D3D000-0x0000000073D48000-memory.dmp

      Filesize

      44KB

    • memory/2968-165-0x0000000069261000-0x0000000069262000-memory.dmp

      Filesize

      4KB

    • memory/2968-196-0x0000000073D3D000-0x0000000073D48000-memory.dmp

      Filesize

      44KB