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Analysis

  • max time kernel
    94s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/06/2024, 06:15

General

  • Target

    9344c2978cc5cada2569c64cd6fd2c30_NeikiAnalytics.dll

  • Size

    1.0MB

  • MD5

    9344c2978cc5cada2569c64cd6fd2c30

  • SHA1

    6e4003b3694f0239b304469a4cd3627896c5b6d6

  • SHA256

    a7f38ad5c8960a2bc134d423753fafb55b292e05c7ea710de5f704bf137d7f1a

  • SHA512

    a942153008a59a60df67e3c533773b2e17b6da1d8bdfe3c7a8c25c314abe26c9f648c976eeb24e7f51817b1788f2d8b51f46cb7f9d2be2530cdebf6853649fa3

  • SSDEEP

    24576:jf2VfWlcKu6Gavkg3NydIbbbI4IBAUZLYO5/:7uscKu6GaXUT4IBAUZLYOJ

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 1 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Program crash 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\9344c2978cc5cada2569c64cd6fd2c30_NeikiAnalytics.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:520
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\9344c2978cc5cada2569c64cd6fd2c30_NeikiAnalytics.dll,#1
      2⤵
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:4376
      • C:\Windows\SysWOW64\rundll32mgr.exe
        C:\Windows\SysWOW64\rundll32mgr.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2680
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2680 -s 520
          4⤵
          • Program crash
          PID:3148
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4376 -s 608
        3⤵
        • Program crash
        PID:1168
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4376 -ip 4376
    1⤵
      PID:3168
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2680 -ip 2680
      1⤵
        PID:3176

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\~TM4E5E.tmp

        Filesize

        1.6MB

        MD5

        4f3387277ccbd6d1f21ac5c07fe4ca68

        SHA1

        e16506f662dc92023bf82def1d621497c8ab5890

        SHA256

        767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

        SHA512

        9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

      • C:\Windows\SysWOW64\rundll32mgr.exe

        Filesize

        157KB

        MD5

        2ad7467eeceedd64b8bd4f6e04c3cd49

        SHA1

        d6c5d9878dc49ae9b531d61283609e207154a921

        SHA256

        2aab17b2f18dfb70cd737b27b1a438ad8878889070a6e025b3684483054f60c9

        SHA512

        7a647d4a8de90d11cd5afb82ace8354869af0893f28afcf9491d1d4de421315d9a394a5d3462d88c0eff6c5a7a4ed41897d8d0498b59b4b7428ddbb61786be2a

      • memory/2680-4-0x0000000000400000-0x0000000000432000-memory.dmp

        Filesize

        200KB

      • memory/2680-6-0x0000000000400000-0x0000000000432000-memory.dmp

        Filesize

        200KB

      • memory/4376-3-0x0000000010000000-0x0000000010101000-memory.dmp

        Filesize

        1.0MB

      • memory/4376-11-0x0000000010000000-0x0000000010101000-memory.dmp

        Filesize

        1.0MB