Analysis

  • max time kernel
    147s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/05/2024, 17:59

General

  • Target

    9120591759d5c9a629a5f225d9e63360_NEAS.exe

  • Size

    768KB

  • MD5

    9120591759d5c9a629a5f225d9e63360

  • SHA1

    3c81f1336bf0eb6d25b10ce7bf233b56da28c6a7

  • SHA256

    3d58022500366936352218f42dc84b417c083f2c4c968f324245273975ea3ecf

  • SHA512

    d7a9bcc979bd6ffe2bb9f4831bc84fbf2c1ba82acc9eaf68f6527540949b201a542a311f013d5a5d445e33069485202f07caf35741fbfd614ea9923ca2a7d926

  • SSDEEP

    12288:iw22cpj1xw7j0npM4dl0v5Jdm5IgVQBHzS+iYf8MWcqxgJj5v37QgzdrIVOmkV08:122c9w7jEM4dmv5BTqV0EM42

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Program crash 7 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9120591759d5c9a629a5f225d9e63360_NEAS.exe
    "C:\Users\Admin\AppData\Local\Temp\9120591759d5c9a629a5f225d9e63360_NEAS.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:752
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 752 -s 384
      2⤵
      • Program crash
      PID:2560
    • C:\Users\Admin\AppData\Local\Temp\9120591759d5c9a629a5f225d9e63360_NEAS.exe
      C:\Users\Admin\AppData\Local\Temp\9120591759d5c9a629a5f225d9e63360_NEAS.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:1576
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1576 -s 352
        3⤵
        • Program crash
        PID:1044
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1576 -s 768
        3⤵
        • Program crash
        PID:1692
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1576 -s 808
        3⤵
        • Program crash
        PID:3504
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1576 -s 828
        3⤵
        • Program crash
        PID:1156
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1576 -s 836
        3⤵
        • Program crash
        PID:3648
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1576 -s 820
        3⤵
        • Program crash
        PID:4528
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 752 -ip 752
    1⤵
      PID:1648
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1576 -ip 1576
      1⤵
        PID:2144
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1576 -ip 1576
        1⤵
          PID:3776
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1576 -ip 1576
          1⤵
            PID:4892
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 1576 -ip 1576
            1⤵
              PID:4472
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1576 -ip 1576
              1⤵
                PID:4828
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 1576 -ip 1576
                1⤵
                  PID:3428

                Network

                      MITRE ATT&CK Matrix

                      Replay Monitor

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                      Downloads

                      • C:\Users\Admin\AppData\Local\Temp\9120591759d5c9a629a5f225d9e63360_NEAS.exe

                        Filesize

                        768KB

                        MD5

                        7ac9fa7a61e042d6d17eb1133371c522

                        SHA1

                        e9c1f6c15aa3f02a29e285db9b12e9818ad3a6e6

                        SHA256

                        8f292e0281c6964be9526778bd434b632bd84ecada6bfd2560bfc7e9528c5d8f

                        SHA512

                        830f29629b81d4e253528be0556e3d5dcf3a23a2fdd033d7e6fa8ca513810c503a0918fba15597ef14a063ff0e543bb1af9ecc23aeebb4bf4cd1325993cdeabf

                      • memory/752-0-0x0000000000400000-0x0000000000441000-memory.dmp

                        Filesize

                        260KB

                      • memory/752-5-0x0000000000400000-0x0000000000441000-memory.dmp

                        Filesize

                        260KB

                      • memory/1576-7-0x0000000000400000-0x0000000000441000-memory.dmp

                        Filesize

                        260KB

                      • memory/1576-8-0x0000000000400000-0x0000000000415000-memory.dmp

                        Filesize

                        84KB

                      • memory/1576-13-0x00000000014D0000-0x0000000001511000-memory.dmp

                        Filesize

                        260KB