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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
    23/05/2024, 19:13

General

  • Target

    1eb3e85d8ba3b20ba25a152fd7571130_NeikiAnalytics.exe

  • Size

    46KB

  • MD5

    1eb3e85d8ba3b20ba25a152fd7571130

  • SHA1

    ce62862abc7b376e5a3a3bee0f857583d7ac9f49

  • SHA256

    2a58d3b142fb619fc9c105fd19b4d6a4e11d32e999bf3014a7e629fd0f58f928

  • SHA512

    be39dfc89534bb2b9a77480a7dfae519bb12b09214c2007243efbe0d0cabb9fbe1de0c18c90cbf3435b533b2439190f4111302bf96da9093193a3da133227023

  • SSDEEP

    768:WAUJmQCcmLCXQq6fsKiJYsIkjJVzqsVG5kuGVAQvSI:RUNHFKQbIkHvGkAu

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
  • 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 2 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:1216
        • C:\Users\Admin\AppData\Local\Temp\1eb3e85d8ba3b20ba25a152fd7571130_NeikiAnalytics.exe
          "C:\Users\Admin\AppData\Local\Temp\1eb3e85d8ba3b20ba25a152fd7571130_NeikiAnalytics.exe"
          2⤵
          • Loads dropped DLL
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:844
          • C:\Windows\SysWOW64\rmass.exe
            "C:\Windows\system32\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:2972
            • C:\Windows\SysWOW64\rmass.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:2764

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\RECOVER32.DLL

        Filesize

        5KB

        MD5

        2b2c28a7a01f9584fe220ef84003427f

        SHA1

        5fc023df0b5064045eb8de7f2dbe26f07f6fec70

        SHA256

        9e00af53b1d0c0f5270d94a666d95aa7b4dcb9fea49487c210c055c9dcfcc9eb

        SHA512

        39192a8a91dec1abff25af8dac0cf39da4dfd51b3fb4f1ef0b4e776185d4280fbe8387c2ea778da7bbf2ce288b0bce4d23cbe8d9e87bbd250159044f5adbac78

      • C:\Windows\SysWOW64\ahuy.exe

        Filesize

        48KB

        MD5

        ed734ad41b4c156e54d57775c9f4db65

        SHA1

        b25f93f170d7aa675421a122755320638a692d9f

        SHA256

        66ccadc1f235b5dd9450c2b614c0a0a63f6a7ffa0f8f769f6a4bebb3e073fff9

        SHA512

        d8f5cb53efcaee54681ea2e9d9a24489ab524b89bb36b55f543529b2b280e513b25cd418db5d7fc98fdf885e5c6bd44b111020fab1670da8f5ff54dc9ed3cb1a

      • C:\Windows\SysWOW64\ntdbg.exe

        Filesize

        49KB

        MD5

        4f5716d2c9f069c5fc8192508656cad3

        SHA1

        a4901cf3a7260b4d42653b4778f7645a24d15d6f

        SHA256

        e2c5f38312b76d553529b2dac88dca0ce445c0f4a959f676aaad48b8adf645f8

        SHA512

        3e4cd90554560cec73950db59d810fc2b14da3194425d81b2b5d4a5350838ab9ce03da9c2b24e9dcce985322697169763060930ee977de8e3ad2694f6008f4e1

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

        Filesize

        1KB

        MD5

        b10b13206b0f2cf3968050072f6979bf

        SHA1

        699db21ba9cecf3f13ac3d76e22cfa41aa94da80

        SHA256

        0eef3217095cb97b695c434e74d6314bf9e869a013d6e9c88e58c34576a276b4

        SHA512

        d33bfd931be6676539507a69101d99fa4c5ef36b12422bd11f063b9b6a47b7444f6c4ad5f35e044714fdb872e96cd9fddf049e8329af1219483887f6ac5f4a5d

      • \Windows\SysWOW64\rmass.exe

        Filesize

        46KB

        MD5

        1eb3e85d8ba3b20ba25a152fd7571130

        SHA1

        ce62862abc7b376e5a3a3bee0f857583d7ac9f49

        SHA256

        2a58d3b142fb619fc9c105fd19b4d6a4e11d32e999bf3014a7e629fd0f58f928

        SHA512

        be39dfc89534bb2b9a77480a7dfae519bb12b09214c2007243efbe0d0cabb9fbe1de0c18c90cbf3435b533b2439190f4111302bf96da9093193a3da133227023

      • memory/844-9-0x0000000000400000-0x000000000040E000-memory.dmp

        Filesize

        56KB

      • memory/2764-56-0x0000000000400000-0x000000000040E000-memory.dmp

        Filesize

        56KB

      • memory/2972-55-0x0000000000400000-0x000000000040E000-memory.dmp

        Filesize

        56KB