Overview

overview

10

Static

static

3

16f994547b...cs.exe

windows7-x64

10

16f994547b...cs.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/06/2024, 00:24

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General

  • Target
    16f994547bb420f97c0f5a2b92fd05b0_NeikiAnalytics.exe
  • Size 206KB
  • Sample240604-ap3v5sfd45
  • SHA256 33beb5b1ceb77f47db59995681baff75ed7082ac26507344e8a9e638bd592bda
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
evasionpersistence

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
    persistence
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • Modifies Installed Components in the registry 2 TTPs 8 IoCs
    persistence
  • Executes dropped EXE 4 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
    persistence
  • Drops file in Windows directory 6 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\16f994547bb420f97c0f5a2b92fd05b0_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\16f994547bb420f97c0f5a2b92fd05b0_NeikiAnalytics.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1184
    • \??\c:\windows\system\explorer.exe
      c:\windows\system\explorer.exe
      2⤵
      • Modifies WinLogon for persistence
      • Modifies visiblity of hidden/system files in Explorer
      • Modifies Installed Components in the registry
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2024
      • \??\c:\windows\system\spoolsv.exe
        c:\windows\system\spoolsv.exe SE
        3⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3108
        • \??\c:\windows\system\svchost.exe
          c:\windows\system\svchost.exe
          4⤵
          • Modifies WinLogon for persistence
          • Modifies visiblity of hidden/system files in Explorer
          • Modifies Installed Components in the registry
          • Executes dropped EXE
          • Adds Run key to start application
          • Drops file in Windows directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2676
          • \??\c:\windows\system\spoolsv.exe
            c:\windows\system\spoolsv.exe PR
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetWindowsHookEx
            PID:3364
          • C:\Windows\SysWOW64\at.exe
            at 00:26 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
            5⤵
              PID:4708
            • C:\Windows\SysWOW64\at.exe
              at 00:27 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
              5⤵
                PID:1436
              • C:\Windows\SysWOW64\at.exe
                at 00:28 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
                5⤵
                  PID:4388

        Network

              MITRE ATT&CK Enterprise v15

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              Downloads

              mrsys.exe
              • Path C:\Users\Admin\AppData\Roaming\mrsys.exe
              • Size 206KB
              • SHA256 6342ae5d5a175ee7de8feb76b26517ec80f0d1c78353e2d690e53468d0241020
              • MD5 SHA1 SHA512 SSDEEP
              Submit Download

              explorer.exe
              • Path C:\Windows\System\explorer.exe
              • Size 207KB
              • SHA256 ce262b71b7f8e5f702ff4cc53845892f77add71a08862cc6f67e19aa22b6bddf
              • MD5 SHA1 SHA512 SSDEEP
              Submit Download

              spoolsv.exe
              • Path C:\Windows\System\spoolsv.exe
              • Size 206KB
              • SHA256 52989d0b84d697e29d464293acf16d32d3ab5f19d90a95e89fd157fbaf06a1bd
              • MD5 SHA1 SHA512 SSDEEP
              Submit Download

              svchost.exe
              • Path C:\Windows\System\svchost.exe
              • Size 206KB
              • SHA256 188c723e7fbc82a37f5ca8b9312df7ea0253f1a7002f821bac6afcb3d26d0e8d
              • MD5 SHA1 SHA512 SSDEEP
              Submit Download

              memory/1184-0-0x0000000000400000-0x0000000000440000-memory.dmp
              Download

              memory/1184-37-0x0000000000400000-0x0000000000440000-memory.dmp
              Download

              memory/3108-36-0x0000000000400000-0x0000000000440000-memory.dmp
              Download

              memory/3364-30-0x0000000000400000-0x0000000000440000-memory.dmp
              Download

              memory/3364-33-0x0000000000400000-0x0000000000440000-memory.dmp
              Download