Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    13/05/2024, 06:53

General

  • Target

    a33010021f234d019348d211e5b99160_NeikiAnalytics.exe

  • Size

    71KB

  • MD5

    a33010021f234d019348d211e5b99160

  • SHA1

    98f870b9fa9ea4d1649b957d70480efe3f53f553

  • SHA256

    cfd91e1524ed8c86f7d9b5642dcd690cc91e66325408b997622fc11c0ac98b5c

  • SHA512

    d50d2146d2ad824186d985a5c5eaa4ef299b025f925b7a48247e9b7ecb05f025613970b77366791cc99fb37a14727bcd5532417f9ef2fe59b8877106ccec42b0

  • SSDEEP

    1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8slVI:Olg35GTslA5t3/w8uI

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:1176
        • C:\Users\Admin\AppData\Local\Temp\a33010021f234d019348d211e5b99160_NeikiAnalytics.exe
          "C:\Users\Admin\AppData\Local\Temp\a33010021f234d019348d211e5b99160_NeikiAnalytics.exe"
          2⤵
          • Loads dropped DLL
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2912
          • C:\Windows\SysWOW64\efmeasam.exe
            "C:\Windows\system32\efmeasam.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:2332
            • C:\Windows\SysWOW64\efmeasam.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:2224

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Windows\SysWOW64\eafgexac-ikooc.dll

              Filesize

              5KB

              MD5

              f37b21c00fd81bd93c89ce741a88f183

              SHA1

              b2796500597c68e2f5638e1101b46eaf32676c1c

              SHA256

              76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

              SHA512

              252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

            • C:\Windows\SysWOW64\efmeasam.exe

              Filesize

              71KB

              MD5

              a33010021f234d019348d211e5b99160

              SHA1

              98f870b9fa9ea4d1649b957d70480efe3f53f553

              SHA256

              cfd91e1524ed8c86f7d9b5642dcd690cc91e66325408b997622fc11c0ac98b5c

              SHA512

              d50d2146d2ad824186d985a5c5eaa4ef299b025f925b7a48247e9b7ecb05f025613970b77366791cc99fb37a14727bcd5532417f9ef2fe59b8877106ccec42b0

            • C:\Windows\SysWOW64\ixpiceap-ifom.exe

              Filesize

              74KB

              MD5

              94784d90d6c61ed7c04673674a7dda29

              SHA1

              b0aec424224e0823d5a47a293ec2473eb94e0562

              SHA256

              151230bbcb65a2633aeae94ffb9415e4ffcb8838608154978dfcdf4070495b74

              SHA512

              5dd04d863978ec65516e02f226b37a78b03e78da368ba5723db885977b000f8eb8c05faec4f7d75480b6f3fba37d0647aad8afa80ae95039363283e17aa12ec4

            • C:\Windows\SysWOW64\pberar.exe

              Filesize

              73KB

              MD5

              20175dd5d645759925a87e9b48b165ca

              SHA1

              d483a10084cc27603608c21b81cb44fea3f9885f

              SHA256

              f8e51021b2d7b8c3f7a3c781e25a190c97fa7902ae1f914dfce6f99ce0a7634f

              SHA512

              45eebc58833202a29269deb14610be374ade90cbaffe79ce8b5fe04f648613bdcbd9af542b3e21450520368eafe59160d0fe48ac9a06c769168b7ca485f47c90

            • memory/2224-56-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/2332-55-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/2912-10-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB