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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, 03:43

General

  • Target

    5e4dc195deceacd3626bed07bd4dd840_NEAS.exe

  • Size

    71KB

  • MD5

    5e4dc195deceacd3626bed07bd4dd840

  • SHA1

    2c71a74cf2e2a453f71314a68fbebab7e1d5991e

  • SHA256

    c551f0b139c150ef656fabba41822dcad3e9f694a4e6308be4f29096683c6925

  • SHA512

    6473fcb22f72ec06910d95fcc46877e54d28e012d97ed9592e37a605b08126155bbcda3dadbd999e4ff7cc45c364837564bfe2ef0422310bc5d86defe2bf56be

  • SSDEEP

    1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8slC8:Olg35GTslA5t3/w8d8

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 2 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:1248
        • C:\Users\Admin\AppData\Local\Temp\5e4dc195deceacd3626bed07bd4dd840_NEAS.exe
          "C:\Users\Admin\AppData\Local\Temp\5e4dc195deceacd3626bed07bd4dd840_NEAS.exe"
          2⤵
          • Loads dropped DLL
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2016
          • C:\Windows\SysWOW64\ounxanum.exe
            "C:\Windows\system32\ounxanum.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:2196
            • C:\Windows\SysWOW64\ounxanum.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:2524

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\aglooxeh.exe

        Filesize

        73KB

        MD5

        0db5bbd9adcd2b515177209cc3c8babd

        SHA1

        ba40e0dae0d2b7efa3c947e761e107edc8d98e17

        SHA256

        d04a4a8855f3eb57126bba76772ced4c457c75a756ee09c67636a3750ce090af

        SHA512

        ce195aceb5cafb3c6ae05e8a563fcc8165c56fb45b4719d0417d7cc0d23c341752142783a24033d60d2870f28fb3b5ff75edd9b2f0e4dabd1d42e03a3cf10122

      • C:\Windows\SysWOW64\onboohet.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • C:\Windows\SysWOW64\udpofeah.exe

        Filesize

        74KB

        MD5

        5a4951d68ef3b42577a8a464053a346a

        SHA1

        c1b5febdbe6ed706d8b90f4704dc36e981e98455

        SHA256

        f02a1b6e5ef093c1518d657209e564d4a277393288fa04aa445474f841f0ad49

        SHA512

        044ffa55969f781511b8a27a39e5e5733c17ba5cb69adf46e29519faa0548191be7e06c075a23fb8661b424c6a6bd9ba13358fef5acab2d7de9c53af4aa01a15

      • \Windows\SysWOW64\ounxanum.exe

        Filesize

        71KB

        MD5

        5e4dc195deceacd3626bed07bd4dd840

        SHA1

        2c71a74cf2e2a453f71314a68fbebab7e1d5991e

        SHA256

        c551f0b139c150ef656fabba41822dcad3e9f694a4e6308be4f29096683c6925

        SHA512

        6473fcb22f72ec06910d95fcc46877e54d28e012d97ed9592e37a605b08126155bbcda3dadbd999e4ff7cc45c364837564bfe2ef0422310bc5d86defe2bf56be

      • memory/2016-10-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2196-55-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2524-56-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB