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Analysis

  • max time kernel
    52s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/12/2022, 01:47

General

  • Target

    e7436b2d8299561e2603956ff1a1a40f891f417d06fee090405f8490416b68df.exe

  • Size

    171KB

  • MD5

    b8ee9b78c4ade258a67385d69732ae3d

  • SHA1

    2ae775c66d9bdf78563fd82a054f6eb1a3426aae

  • SHA256

    e7436b2d8299561e2603956ff1a1a40f891f417d06fee090405f8490416b68df

  • SHA512

    534700a5d98c580d4cbc64ad6b942a64987b929e06166df681ca6721a35baac6b6b1bb2e34968d688852b3def74e0ac9d840a11d951674ac6c8a9537d09ad0ca

  • SSDEEP

    3072:3JLkeg9pVM1orjoB+EgZuurc1qVel1/SB85CaHBtx3GOen6cF:5Lo3VMUjD1mwoj/SB85CaHBP9en1

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:2228
      • C:\Users\Admin\AppData\Local\Temp\e7436b2d8299561e2603956ff1a1a40f891f417d06fee090405f8490416b68df.exe
        "C:\Users\Admin\AppData\Local\Temp\e7436b2d8299561e2603956ff1a1a40f891f417d06fee090405f8490416b68df.exe"
        2⤵
        • Drops file in Program Files directory
        PID:1092
    • C:\PROGRA~3\Mozilla\nkvxlye.exe
      C:\PROGRA~3\Mozilla\nkvxlye.exe -xqialii
      1⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3184
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3184 -s 556
        2⤵
        • Program crash
        PID:4928
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3184 -ip 3184
      1⤵
        PID:5032

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • C:\PROGRA~3\Mozilla\nkvxlye.exe

        Filesize

        171KB

        MD5

        6a307a8a540a699df8dff07dea060156

        SHA1

        cbee790e057c741019d6d76be3982e7f13828c87

        SHA256

        00395e1038eae517ac471b295a2c174988ae526f21211ef59d4ea28657c42eca

        SHA512

        20b23d6dfba14d646d3d23b034444711e9f59f5974a47b3f7ae54a78bc24bf91d5e37a0633a313073d4962ebc65976688ce0ac3cec78f299d2efb6617b88f3f3

      • C:\ProgramData\Mozilla\nkvxlye.exe

        Filesize

        171KB

        MD5

        6a307a8a540a699df8dff07dea060156

        SHA1

        cbee790e057c741019d6d76be3982e7f13828c87

        SHA256

        00395e1038eae517ac471b295a2c174988ae526f21211ef59d4ea28657c42eca

        SHA512

        20b23d6dfba14d646d3d23b034444711e9f59f5974a47b3f7ae54a78bc24bf91d5e37a0633a313073d4962ebc65976688ce0ac3cec78f299d2efb6617b88f3f3

      • memory/1092-132-0x0000000002210000-0x000000000226F000-memory.dmp

        Filesize

        380KB

      • memory/1092-133-0x0000000000400000-0x000000000045F000-memory.dmp

        Filesize

        380KB

      • memory/1092-138-0x0000000000400000-0x000000000045F000-memory.dmp

        Filesize

        380KB

      • memory/2228-139-0x00000000008A0000-0x00000000008BC000-memory.dmp

        Filesize

        112KB

      • memory/3184-136-0x00000000006D0000-0x000000000072F000-memory.dmp

        Filesize

        380KB

      • memory/3184-137-0x0000000000400000-0x000000000045F000-memory.dmp

        Filesize

        380KB

      • memory/3184-140-0x0000000000400000-0x000000000045F000-memory.dmp

        Filesize

        380KB