Windows 7 deprecation

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

Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    07/05/2024, 23:57

General

  • Target

    6f6d1a905b7106996ffad17bba7d7980_NEIKI.exe

  • Size

    66KB

  • MD5

    6f6d1a905b7106996ffad17bba7d7980

  • SHA1

    2ea3e6fe060788d9bfe09ac0461ab947081ec0f3

  • SHA256

    a0968ce30f7a79faf012fc9cadf2eff6eb858eb626ed5555891933102f6e0e2b

  • SHA512

    c0afe1f0d27c4f23b53e0c792f5962a7a52b9d981d361527f382a71be1c48fdcee8b00c26e5e088baf869ffaff4a2129f1e00dc7e58994458d0bf76ffafb0004

  • SSDEEP

    1536:jAoDBgDkD9aiWyECoMdVJc5w2BPEF4tsk:8yZaRyECoMdVJc55Ketsk

Malware Config

Signatures

  • Windows security bypass 2 TTPs 4 IoCs
  • Drops file in Drivers directory 1 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
  • UPX packed file 7 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Windows security modification 2 TTPs 4 IoCs
  • Modifies WinLogon 2 TTPs 5 IoCs
  • Drops file in System32 directory 12 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:436
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1368
        • C:\Users\Admin\AppData\Local\Temp\6f6d1a905b7106996ffad17bba7d7980_NEIKI.exe
          "C:\Users\Admin\AppData\Local\Temp\6f6d1a905b7106996ffad17bba7d7980_NEIKI.exe"
          2⤵
          • Loads dropped DLL
          • Drops file in System32 directory
          • Suspicious use of WriteProcessMemory
          PID:1724
          • C:\Windows\SysWOW64\rmass.exe
            "C:\Windows\SysWOW64\rmass.exe"
            3⤵
            • Windows security bypass
            • Drops file in Drivers directory
            • 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
            • Drops file in Program Files directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1880
            • C:\Windows\SysWOW64\rmass.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:1976

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Windows\SysWOW64\RECOVER32.DLL

        Filesize

        5KB

        MD5

        2b2c28a7a01f9584fe220ef84003427f

        SHA1

        5fc023df0b5064045eb8de7f2dbe26f07f6fec70

        SHA256

        9e00af53b1d0c0f5270d94a666d95aa7b4dcb9fea49487c210c055c9dcfcc9eb

        SHA512

        39192a8a91dec1abff25af8dac0cf39da4dfd51b3fb4f1ef0b4e776185d4280fbe8387c2ea778da7bbf2ce288b0bce4d23cbe8d9e87bbd250159044f5adbac78

      • C:\Windows\SysWOW64\ahuy.exe

        Filesize

        66KB

        MD5

        8f8ffc57e85d905d26a6d027b4054c44

        SHA1

        5ef987170f8bd1ae12458b7cc189bef0d3d37fcf

        SHA256

        912ccc3f4e75a98349a3aa8681d05df4d849c4894b5b8611ae294f9ace73278d

        SHA512

        cfeed5c99f7ec412aa9578c75f0e3a878bc1b8bd366286b69527b16d58dcd1b4b49dbbe2f7c3c41eb5424e63a12e9490bc2197c9fc7e06f175e3e22da8b62e3f

      • C:\Windows\SysWOW64\ntdbg.exe

        Filesize

        67KB

        MD5

        e9b103ebd4d608e32bb336a468a3267a

        SHA1

        1a7f9b331bd100c05aa9d592de94e79b7cf7ae87

        SHA256

        b62fc005b84bd3ac4034814386b3e1fa366c3663cb97606a9af074e574415ca1

        SHA512

        30da8cf3253a5dfa777253af93fd96ef029c50be183c860e5b9acd563e408799b92c66e4490923dcd3c173d3a92e0385bbc2577e6d2ad1b15907bb27dd56253d

      • C:\Windows\System32\drivers\etc\hosts

        Filesize

        1KB

        MD5

        b10b13206b0f2cf3968050072f6979bf

        SHA1

        699db21ba9cecf3f13ac3d76e22cfa41aa94da80

        SHA256

        0eef3217095cb97b695c434e74d6314bf9e869a013d6e9c88e58c34576a276b4

        SHA512

        d33bfd931be6676539507a69101d99fa4c5ef36b12422bd11f063b9b6a47b7444f6c4ad5f35e044714fdb872e96cd9fddf049e8329af1219483887f6ac5f4a5d

      • \Windows\SysWOW64\rmass.exe

        Filesize

        63KB

        MD5

        76632a6af9e351227900b0743a9f83e7

        SHA1

        ea9ebebd087bc3eed62ae56e1079172d63e7f530

        SHA256

        41d06f70a8d600dd9684b38efd09e56b74432e5823f88d00cdd7a170bd8b782d

        SHA512

        92e95a35569b6571c3d7a781560e61739fcce09092c38646ccc142d2e328f8ba528e33377f9882644d002ec257e3a0d9ae2c2dd22dbc06d365800e2b852de44a

      • memory/1724-2-0x0000000000020000-0x0000000000032000-memory.dmp

        Filesize

        72KB

      • memory/1724-8-0x0000000000400000-0x0000000000403000-memory.dmp

        Filesize

        12KB

      • memory/1880-10-0x0000000000400000-0x0000000000412000-memory.dmp

        Filesize

        72KB

      • memory/1880-78-0x0000000000400000-0x0000000000412000-memory.dmp

        Filesize

        72KB

      • memory/1880-85-0x0000000000370000-0x0000000000382000-memory.dmp

        Filesize

        72KB

      • memory/1880-21-0x0000000000370000-0x0000000000382000-memory.dmp

        Filesize

        72KB

      • memory/1976-23-0x0000000000400000-0x0000000000412000-memory.dmp

        Filesize

        72KB

      • memory/1976-95-0x0000000000400000-0x0000000000412000-memory.dmp

        Filesize

        72KB