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Analysis

  • max time kernel
    149s
  • max time network
    103s
  • 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, 15:30

General

  • Target

    cbcab4e2498dbc8c1f61e76e03be59e0_NEAS.exe

  • Size

    70KB

  • MD5

    cbcab4e2498dbc8c1f61e76e03be59e0

  • SHA1

    72a1be9aa613d69d92e439c3530d8692e58d2c54

  • SHA256

    b65686417d388d60852f1078a5d6a235396f90af4e5617ef545a8e5376b49202

  • SHA512

    49796b0c2cfc8ff9bf53c908343aa9ea094142de133adcc9a35242e0308f77b54aa46f554d0043b53df359bdbc044d00b652ab2c1376a188d3ae6c00e20a64e1

  • SSDEEP

    1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8sl6h:Olg35GTslA5t3/w87h

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
  • 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:612
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:3392
        • C:\Users\Admin\AppData\Local\Temp\cbcab4e2498dbc8c1f61e76e03be59e0_NEAS.exe
          "C:\Users\Admin\AppData\Local\Temp\cbcab4e2498dbc8c1f61e76e03be59e0_NEAS.exe"
          2⤵
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1856
          • C:\Windows\SysWOW64\ocdoager.exe
            "C:\Windows\system32\ocdoager.exe"
            3⤵
            • Windows security bypass
            • Modifies Installed Components in the registry
            • Sets file execution options in registry
            • Executes dropped EXE
            • Windows security modification
            • Modifies WinLogon
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2128
            • C:\Windows\SysWOW64\ocdoager.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:4320

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\akxudot.exe

        Filesize

        72KB

        MD5

        f961322cba0ab54aac309d963211f5ea

        SHA1

        5326ebcdabdb437fb1b83d8e42fd0c97b29ac57b

        SHA256

        92f4c043fd986d597663273eb11932f600278a7784cbf30a4ab7040e2e63555d

        SHA512

        3aaece8e9d3be13ff25bf44761190398b17eb78f1c0a2a4c2befc7771999e6cfed1b80ce255d3bc038efa4adb606162b05b342f8c94543aaaa2aee905224da4a

      • C:\Windows\SysWOW64\cleareb-agur.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • C:\Windows\SysWOW64\eakfohoas-rat.exe

        Filesize

        73KB

        MD5

        5bc6615f8e0a60ff3b30397197b96d20

        SHA1

        dc3760947ac6b1c0db8a09e1f776d7ca9224a55d

        SHA256

        917896f69a3a23f094053f8b493f88cb6525def07a2123df0b9b78819efadf81

        SHA512

        a761fc6227c0e3ebefeb54daa950783c13df50c3d306c63df5d05e54509a244dad9356eb9757494518422ec9b626f592dfb4ebac18f3aacbdc930a3bc2a4ad8b

      • C:\Windows\SysWOW64\ocdoager.exe

        Filesize

        70KB

        MD5

        cbcab4e2498dbc8c1f61e76e03be59e0

        SHA1

        72a1be9aa613d69d92e439c3530d8692e58d2c54

        SHA256

        b65686417d388d60852f1078a5d6a235396f90af4e5617ef545a8e5376b49202

        SHA512

        49796b0c2cfc8ff9bf53c908343aa9ea094142de133adcc9a35242e0308f77b54aa46f554d0043b53df359bdbc044d00b652ab2c1376a188d3ae6c00e20a64e1

      • memory/1856-5-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2128-49-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4320-50-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB