Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    13/05/2024, 16:53

General

  • Target

    bef5e9a54c1d98c43ba3f10f3157f000_NeikiAnalytics.exe

  • Size

    73KB

  • MD5

    bef5e9a54c1d98c43ba3f10f3157f000

  • SHA1

    eb6a6375ef4d7358766e5948652e60dbcd35f66c

  • SHA256

    384d0770de19e00b43b3c264a586c1959db35a1108a5cf0a44b20c41c4afd9e0

  • SHA512

    65e0ee41f2229349e96012571ac3bb5d7331f93bab43820360813ea59c2a523ce15ad89221060abe9334c0db331c08d581e7c33952fd61299d491e50c8cd56a5

  • SSDEEP

    1536:xQ3YrzjzGabh9X0PCig8Hf7j6iQ3e7OrgZP6:qizj7bhtMC98/7pIe71P6

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 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:428
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1188
        • C:\Users\Admin\AppData\Local\Temp\bef5e9a54c1d98c43ba3f10f3157f000_NeikiAnalytics.exe
          "C:\Users\Admin\AppData\Local\Temp\bef5e9a54c1d98c43ba3f10f3157f000_NeikiAnalytics.exe"
          2⤵
          • Loads dropped DLL
          • Drops file in System32 directory
          • Suspicious use of WriteProcessMemory
          PID:1656
          • C:\Windows\SysWOW64\ukgirek.exe
            "C:\Windows\SysWOW64\ukgirek.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:1984
            • C:\Windows\SysWOW64\ukgirek.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:2788

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Windows\SysWOW64\efhokir-eatoot.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • C:\Windows\SysWOW64\obxeagub-eavor.exe

        Filesize

        74KB

        MD5

        a23892566622447814580ec6f5b3bb39

        SHA1

        4f2b70dcf614ed2781d8d4f6a79f70d335495f68

        SHA256

        fa62bfbe0d61241b9e1d6e28a9d917f12224f4433ee8fda7fb97532e257db319

        SHA512

        e8ebca1aea0fe5b0eb36a09458e57522c37aa83a765d62f7b363ba6a8f87a7d65373be4685372c6da2809841c4c74c8332b606627b5447e53d62faf064f819ee

      • C:\Windows\SysWOW64\oulxoarib.exe

        Filesize

        73KB

        MD5

        3dc78d947a3e10678b07fc0c3e1f71f2

        SHA1

        eb7d5e49edf72858374d693727b08b26c6d34c4a

        SHA256

        45680cf1931dcaa9038c313eb15e693f720cc12498da8b8aa181b100038ba408

        SHA512

        6c05797ccd47812b578b2a003ab9ec58cdaf2fa8bb5c3756308e1e40e7e7b5498316eaba5417e755368f9fe6ca3645009f855c2dd5614fb7b7bd967aff8c6f40

      • \Windows\SysWOW64\ukgirek.exe

        Filesize

        71KB

        MD5

        58f4b47745393ce0b8e9848586c4223a

        SHA1

        06d89ddfbc8c449dfd2b1d9fb29f22d8858cc93f

        SHA256

        0f0b3b80947cc1e56f2fe09ee599d5a2ecbe24903f79856284b4560cf6378cf5

        SHA512

        55280ab15b9952ac104b746ef6d40332194ff4779d3be8d9bb7da5f8c1469ac7325a77818198ee5ddc528cceb4e65bbda442ba4c56b94e1a1dad3865fb4b4b98

      • memory/1656-7-0x0000000000400000-0x0000000000403000-memory.dmp

        Filesize

        12KB

      • memory/1984-53-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2788-54-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB