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Overview

overview

7

Static

static

3

74c9f129be...cs.dll

windows7-x64

1

74c9f129be...cs.dll

windows10-2004-x64

7

Analysis

  • max time kernel
    149s
  • max time network
    101s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/05/2024, 01:42

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General

  • Target

    74c9f129be51a92665d284ec1f7db400_NeikiAnalytics.dll

  • Size

    27KB

  • MD5

    74c9f129be51a92665d284ec1f7db400

  • SHA1

    5d17c507ec067947941fd22ceb5b8afafcd7b2d0

  • SHA256

    3e95cdf0af2d76b39ec95278d5f67f7bccc0e431fce366adb230a5b2887a1aaf

  • SHA512

    89071525f1802173bc6a8d6c60929479aaea81cb59784a77cfbe2786a53e0fb2f15555672f15b8de6e2b66250d353965b14477d05beb9160430270051f750e51

  • SSDEEP

    384:/IvmagF80eOlE1CKlCLKArOR7WKgNCnXoyKXKAtwF66tl1/75T6CitebDz13wxGw:Ev0HQ3ia73gvy8GF9/1IZ2Dz13sGDcrT

Score
7/10
persistence

Malware Config

Signatures

  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops file in System32 directory 2 IoCs
  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:620
    • C:\Windows\system32\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\74c9f129be51a92665d284ec1f7db400_NeikiAnalytics.dll,#1
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:1772
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe C:\Users\Admin\AppData\Local\Temp\74c9f129be51a92665d284ec1f7db400_NeikiAnalytics.dll,#1
        2⤵
        • Loads dropped DLL
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: RenamesItself
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:828
        • C:\Windows\SysWOW64\rundll32.exe
          rundll32.exe C:\Windows\system32\efcAQHWm.dll,a
          3⤵
          • Loads dropped DLL
          • Adds Run key to start application
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          PID:1724

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\SysWOW64\efcAQHWm.dll
      Filesize

      27KB

      MD5

      74c9f129be51a92665d284ec1f7db400

      SHA1

      5d17c507ec067947941fd22ceb5b8afafcd7b2d0

      SHA256

      3e95cdf0af2d76b39ec95278d5f67f7bccc0e431fce366adb230a5b2887a1aaf

      SHA512

      89071525f1802173bc6a8d6c60929479aaea81cb59784a77cfbe2786a53e0fb2f15555672f15b8de6e2b66250d353965b14477d05beb9160430270051f750e51

      Download Submit

    • memory/828-0-0x0000000010000000-0x0000000010010000-memory.dmp

      Filesize

      64KB

      Download

    • memory/828-7-0x0000000000D60000-0x0000000000D70000-memory.dmp

      Filesize

      64KB

      Download

    • memory/828-8-0x0000000010000000-0x0000000010010000-memory.dmp

      Filesize

      64KB

      Download

    • memory/828-10-0x0000000000D60000-0x0000000000D70000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1724-15-0x0000000010000000-0x0000000010010000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1724-16-0x0000000010000000-0x0000000010010000-memory.dmp

      Filesize

      64KB

      Download