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Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    07/05/2024, 02:21

General

  • Target

    4fe1a67b014171303d1fcdef206d7a60_NEAS.exe

  • Size

    70KB

  • MD5

    4fe1a67b014171303d1fcdef206d7a60

  • SHA1

    d1c8c17c511178f64babfddb26dd33f6b3d37521

  • SHA256

    2ced85ed633e1be697ed12840d147b6903ec37ce13f27f1427537ffb3de78aa3

  • SHA512

    7f0479569a825cec5e39997109b591fab80bf9ed318c288b99a4df4626a994e5f6880256463d77f8f000a26e462c8b1428a71a713a753fdff19dcfa0cf6f2e00

  • SSDEEP

    1536:xUvbKy8RoG6nXAHb0b4zyLIU1JheKK6FDiMwe8dBdw1:obKy8RjQb4on1jeKK6FDiMwe8dB6

Malware Config

Signatures

  • Windows security bypass 2 TTPs 4 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • Sets file execution options in registry 2 TTPs 3 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Windows security modification 2 TTPs 4 IoCs
  • Modifies WinLogon 2 TTPs 5 IoCs
  • Drops file in System32 directory 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:436
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1172
        • C:\Users\Admin\AppData\Local\Temp\4fe1a67b014171303d1fcdef206d7a60_NEAS.exe
          "C:\Users\Admin\AppData\Local\Temp\4fe1a67b014171303d1fcdef206d7a60_NEAS.exe"
          2⤵
          • Loads dropped DLL
          • Drops file in System32 directory
          • Suspicious use of WriteProcessMemory
          PID:2168
          • C:\Windows\SysWOW64\axsohim-dom.exe
            "C:\Windows\SysWOW64\axsohim-dom.exe"
            3⤵
            • Windows security bypass
            • Modifies Installed Components in the registry
            • Sets file execution options in registry
            • Executes dropped EXE
            • Loads dropped DLL
            • Windows security modification
            • Modifies WinLogon
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2040
            • C:\Windows\SysWOW64\axsohim-dom.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:2656

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\eaflirear.exe

        Filesize

        70KB

        MD5

        84b756e37063a57abb7c0330272cc077

        SHA1

        88abaa9fb292be661ad80445eac63e2b78b38026

        SHA256

        29c5bafd0bcce080baafa191800d43625d885c8ea6ef89bc40ba9ee923a67acf

        SHA512

        fde0116e60455f67ec68314c8017b7368451fe190c4b872d0c3ae37d330242dd05c65de81fd99c1b8df69990dcc9668e9d505ddafff2a29962007f84b6ade846

      • C:\Windows\SysWOW64\mnuseg-unix.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • C:\Windows\SysWOW64\xnoogoap.exe

        Filesize

        71KB

        MD5

        d1512a716cc08f6f9a86c89e1dc2613f

        SHA1

        95c73a83c009ae48f35bb30bf7a2007493cd992a

        SHA256

        94c540aa4454b9a9b4340638e2d5d075eac8df468c39ef825dd48f7cb67c1711

        SHA512

        44943119c88da81891dd856847bef2dfc71b7fb70e9903a8eca1c808f6b1ea06ffb81956a87f81805bda636684e330285c608d2713d16145b0d3857c76e6ff3b

      • \Windows\SysWOW64\axsohim-dom.exe

        Filesize

        68KB

        MD5

        6156fc96e3162204f00a5af4c5fc8d4d

        SHA1

        90f3ff5cd83b5485141bfcd98cf530efa84371b4

        SHA256

        8c323ebdee43c88df27722319d076fda47966bbd5f9425e4846e6b38f9b0879d

        SHA512

        b8ff775ddb1c689848772d4c55bf78ea5257c22a9e21f0f0ad428eb67c7c2593a8c58d1b7725e1aebdcd1607c5bfd4993e44a5dcdafc17073a2d8f23a8abcb38

      • memory/2040-53-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2168-7-0x0000000000400000-0x0000000000403000-memory.dmp

        Filesize

        12KB

      • memory/2656-54-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB