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Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    08/05/2024, 10:20

General

  • Target

    60359c61e4da069cec093a2dd1196370_NEIKI.exe

  • Size

    71KB

  • MD5

    60359c61e4da069cec093a2dd1196370

  • SHA1

    fba7471e02c8247c862b52cff60826526027bac8

  • SHA256

    69cfbee35bd146843d49f423b278ccff7e5551d9bee626f64483a340168d0ef8

  • SHA512

    e8fc625e6fbf8e4e483d976147c6d8f6d29af027e7a940ca39f92cf10995c64fc7a724fcca46029675e98c0f5db587fb21588c711162d33b2e1a45b3683608ef

  • SSDEEP

    1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8slt:Olg35GTslA5t3/w8I

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:432
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1124
        • C:\Users\Admin\AppData\Local\Temp\60359c61e4da069cec093a2dd1196370_NEIKI.exe
          "C:\Users\Admin\AppData\Local\Temp\60359c61e4da069cec093a2dd1196370_NEIKI.exe"
          2⤵
          • Loads dropped DLL
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2256
          • C:\Windows\SysWOW64\epbiveak-sed.exe
            "C:\Windows\system32\epbiveak-sed.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:2444
            • C:\Windows\SysWOW64\epbiveak-sed.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:1256

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\elfeakoap-tix.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • C:\Windows\SysWOW64\fkoamooh.exe

        Filesize

        74KB

        MD5

        bc72170ef3b624797278c9cc33ddc550

        SHA1

        90fb3c58b3ef60d755ad072152d7d3680f51861c

        SHA256

        d0fca6e6e4ce558901865988e13350e7a28cf55b3a64cf73c0222682bd4027d6

        SHA512

        bb3dac7bfc28fd6217eddf88c9d498bf695e8775b4759ce55bbab4f3c915d43d2fe3a7ff2ce0794b55fab6035eb14f61f12b99cb55c98a8e5c62c6d6cec039d3

      • C:\Windows\SysWOW64\kretub-asat.exe

        Filesize

        73KB

        MD5

        83fb05ec22de380fb805e08f5d55abf6

        SHA1

        4a2a3709c0b1b5838ab5841bc571c71bc21bd8e3

        SHA256

        9bcabdca6632a097de9855761c3f3342402041a1d983fc94b8c6edbd5e9549c4

        SHA512

        e14952e9f30a114b3c1484cbb264d4debc0226489e1bdb764536c7a3c055d21767e1cb050af59bd9056e62a97823486c6b6ddff7a88063d179172569cedd6a5e

      • \Windows\SysWOW64\epbiveak-sed.exe

        Filesize

        71KB

        MD5

        60359c61e4da069cec093a2dd1196370

        SHA1

        fba7471e02c8247c862b52cff60826526027bac8

        SHA256

        69cfbee35bd146843d49f423b278ccff7e5551d9bee626f64483a340168d0ef8

        SHA512

        e8fc625e6fbf8e4e483d976147c6d8f6d29af027e7a940ca39f92cf10995c64fc7a724fcca46029675e98c0f5db587fb21588c711162d33b2e1a45b3683608ef

      • memory/1256-56-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2256-9-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2444-55-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB