Analysis

  • max time kernel
    149s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/05/2024, 07:37

General

  • Target

    1137f04d2e19e426e13436ca95af7520_NEIKI.exe

  • Size

    70KB

  • MD5

    1137f04d2e19e426e13436ca95af7520

  • SHA1

    bf55b94fca2577b8ce3c2ac8fa56900bcfc6f384

  • SHA256

    56706275e5d0beec980a97ba8ff70422f471c5e42d36be4e7b8abd6dd322c10e

  • SHA512

    05bd15f9f9302f725a6666b862c993563b900b889883c58b2c47b44cf338280aab297ded1e0a0df2c66211fd42ec3cd8dc1003fc941fee50abb152cae8c20676

  • SSDEEP

    1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8+i:Olg35GTslA5t3/w8+i

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:620
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:3408
        • C:\Users\Admin\AppData\Local\Temp\1137f04d2e19e426e13436ca95af7520_NEIKI.exe
          "C:\Users\Admin\AppData\Local\Temp\1137f04d2e19e426e13436ca95af7520_NEIKI.exe"
          2⤵
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1028
          • C:\Windows\SysWOW64\alleageas-eadix.exe
            "C:\Windows\system32\alleageas-eadix.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:3792
            • C:\Windows\SysWOW64\alleageas-eadix.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:4956

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Windows\SysWOW64\alleageas-eadix.exe

              Filesize

              70KB

              MD5

              1137f04d2e19e426e13436ca95af7520

              SHA1

              bf55b94fca2577b8ce3c2ac8fa56900bcfc6f384

              SHA256

              56706275e5d0beec980a97ba8ff70422f471c5e42d36be4e7b8abd6dd322c10e

              SHA512

              05bd15f9f9302f725a6666b862c993563b900b889883c58b2c47b44cf338280aab297ded1e0a0df2c66211fd42ec3cd8dc1003fc941fee50abb152cae8c20676

            • C:\Windows\SysWOW64\effitec.exe

              Filesize

              73KB

              MD5

              e59a0bbe1598b039002e8612645efdc4

              SHA1

              fba5959168de502318bb1940a87dee2021c1455a

              SHA256

              c8cd7df655ae090c234e004e16ecc146605abe22d32eac677cbbcc38e80666e3

              SHA512

              789022672f14dccc3abbda8a3a2b1fb6fd642259a62b5433df6972c282c163dbc7099359efe8c8c2b334f3d2098c7a9a63c63b56fe9864093895950d6cb0f081

            • C:\Windows\SysWOW64\oufsoahup.dll

              Filesize

              5KB

              MD5

              f37b21c00fd81bd93c89ce741a88f183

              SHA1

              b2796500597c68e2f5638e1101b46eaf32676c1c

              SHA256

              76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

              SHA512

              252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

            • C:\Windows\SysWOW64\ouvciheax.exe

              Filesize

              72KB

              MD5

              df1d0e40f55fd5285a157732916df25b

              SHA1

              0d4bd3dc5f49d9bd970e8259dee0aa7206ed1f03

              SHA256

              f3f8f0d1e0f8844542ab8d606a4f5a13a54cb514c4c6b9ce90e2f7d5e9f7ce95

              SHA512

              6269ef7e35d962830b408dc63881b0d9b5d5adfce31048d563e184bef5731e771e61464a4da07c9d1573dc90df0c1a05f4837a2e6d2c0336bac94ff9217c0ad9

            • memory/1028-6-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/3792-49-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/4956-50-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB