Analysis

  • max time kernel
    95s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-07-2024 13:45

General

  • Target

    Quotation-15-02-2021_PDF.exe

  • Size

    234KB

  • MD5

    2021fec8feb356edbcea0588a270cb6b

  • SHA1

    2e1ff93fe5da8c89508ff5f1aa44d641e25b6823

  • SHA256

    918dede163276d652ee3fc92b2ec93733850b27a31339e6e972536d168990506

  • SHA512

    2598edb08e125bea4016c44385b29c244f24914fdcdc07546c599e3caf68346bd511853ca1422d4ba9019c21c16ccc33201f6495b9c4a22769df1ff33d4d82c2

  • SSDEEP

    3072:yBkfJpRXATwMdFCcM6FbyDiEDlL1UPhrXiTWddkDdvXIYCZ9gn/TOnG7kUeOp+L2:yqjIGQyDid5ryTWdAIRrgrlk++LbH9Et

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1736
    • C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe
      "C:\Users\Admin\AppData\Local\Temp\Quotation-15-02-2021_PDF.exe"
      2⤵
        PID:4784
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1736 -s 840
        2⤵
        • Program crash
        PID:1944
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 180 -p 1736 -ip 1736
      1⤵
        PID:1556

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\0jxlr2n3sx9a9r.dll

        Filesize

        13KB

        MD5

        9ec36c1f7989533c81de064104ea35ab

        SHA1

        9a9f608e7bf4e4f06e4804f7b132939d3ee5654d

        SHA256

        238727a5364853abf73decbd56c4c1e3f3906060e802352b547a296e34dd3646

        SHA512

        bfb31fd814d2069cf529297c9c4ec4b8d6480012ccbc8f0ea013ce750705d953e47f00f6fa625b95c94c1bcde6763612a6055f91a35428eed0f1e16c6b1bb2e7

      • C:\Users\Admin\AppData\Local\Temp\nsyA931.tmp\System.dll

        Filesize

        11KB

        MD5

        fccff8cb7a1067e23fd2e2b63971a8e1

        SHA1

        30e2a9e137c1223a78a0f7b0bf96a1c361976d91

        SHA256

        6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

        SHA512

        f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c

      • memory/1736-10-0x0000000074D30000-0x0000000074D38000-memory.dmp

        Filesize

        32KB

      • memory/1736-12-0x0000000074D30000-0x0000000074D38000-memory.dmp

        Filesize

        32KB