Overview

overview

8

Static

static

7

6bea8ef366...cs.exe

windows7-x64

8

6bea8ef366...cs.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    93s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/06/2024, 16:22

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General

  • Target
    6bea8ef3668d7c8dbffc79735771d080_NeikiAnalytics.exe
  • Size 232KB
  • Sample240607-tvbtdsca28
  • SHA256 36af0f14f529603d7046850eff639ec28b64fda03f286c91c87e7cd2a6aefe46
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10
persistenceupx

Malware Config

Signatures

  • Modifies Installed Components in the registry 2 TTPs 2 IoCs
    persistence
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • UPX packed file 4 IoCs

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

    upx
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 47 IoCs
    adwarespyware
  • Modifies Internet Explorer start page 1 TTPs 1 IoCs
    stealer
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 47 IoCs
  • Views/modifies file attributes 1 TTPs 7 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\6bea8ef3668d7c8dbffc79735771d080_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\6bea8ef3668d7c8dbffc79735771d080_NeikiAnalytics.exe"
    1⤵
    • Modifies Installed Components in the registry
    • Checks computer location settings
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies Internet Explorer start page
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4924
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" http://www.ymtuku.com/xg/?tan
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2600
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2600 CREDAT:17410 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:4904
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c attrib +h "C:\Documents and Settings\All Users\桌面\Internet Explorer.lnk"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2972
      • C:\Windows\SysWOW64\attrib.exe
        attrib +h "C:\Documents and Settings\All Users\桌面\Internet Explorer.lnk"
        3⤵
        • Views/modifies file attributes
        PID:4868
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c attrib +h "C:\Documents and Settings\Admin\桌面\Internet Explorer.lnk"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3320
      • C:\Windows\SysWOW64\attrib.exe
        attrib +h "C:\Documents and Settings\Admin\桌面\Internet Explorer.lnk"
        3⤵
        • Views/modifies file attributes
        PID:4048
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c attrib +h "C:\Documents and Settings\Admin\Application Data\Microsoft\Internet Explorer\Quick Launch\启动 Internet Explorer 浏览器.lnk"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4920
      • C:\Windows\SysWOW64\attrib.exe
        attrib +h "C:\Documents and Settings\Admin\Application Data\Microsoft\Internet Explorer\Quick Launch\启动 Internet Explorer 浏览器.lnk"
        3⤵
        • Views/modifies file attributes
        PID:2932
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c attrib +h "C:\Documents and Settings\Admin\Application Data\Microsoft\Internet Explorer\Quick Launch\Internet Explorer.lnk"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2296
      • C:\Windows\SysWOW64\attrib.exe
        attrib +h "C:\Documents and Settings\Admin\Application Data\Microsoft\Internet Explorer\Quick Launch\Internet Explorer.lnk"
        3⤵
        • Views/modifies file attributes
        PID:4056
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c attrib +h "C:\Documents and Settings\Admin\「开始」菜单\程序\Internet Explorer.lnk"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1988
      • C:\Windows\SysWOW64\attrib.exe
        attrib +h "C:\Documents and Settings\Admin\「开始」菜单\程序\Internet Explorer.lnk"
        3⤵
        • Views/modifies file attributes
        PID:1064
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c attrib +h "C:\WINDOWS\windows.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2208
      • C:\Windows\SysWOW64\attrib.exe
        attrib +h "C:\WINDOWS\windows.exe"
        3⤵
        • Drops file in Windows directory
        • Views/modifies file attributes
        PID:1504
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c attrib +h "c:\system.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1380
      • C:\Windows\SysWOW64\attrib.exe
        attrib +h "c:\system.exe"
        3⤵
        • Views/modifies file attributes
        PID:2736
  • C:\Windows\servicing\TrustedInstaller.exe
    C:\Windows\servicing\TrustedInstaller.exe
    1⤵
      PID:1380

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
          • Size 471B
          • SHA256 7be1369161dae7ccbe4b699b2682bdd28141761e6afed9451ffa8626bf812cd1
          • MD5 SHA1 SHA512
          Submit Download

          7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
          • Size 404B
          • SHA256 5867c256a76c099b3092a47b0e8d5f56667545ba8c4a15675bbb95cbcdedd4ff
          • MD5 SHA1 SHA512
          Submit Download

          favicon[1].htm
          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\AKI8W8FH\favicon[1].htm
          • Size 776B
          • SHA256 c90cdefdb6d7ad5a9a132e0d3b74ecdb5b0d5b442da482129ba67925a2f47e8f
          • MD5 SHA1 SHA512
          Submit Download

          suggestions[1].en-US
          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\AKI8W8FH\suggestions[1].en-US
          • Size 17KB
          • SHA256 c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          js-sdk-pro.min[1].js
          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\DL7YY2B9\js-sdk-pro.min[1].js
          • Size 33KB
          • SHA256 d1f1bfe698f2ffb7b3e7a885a301d58f9554d45df0a31c3e8b53c84b33c80d27
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          windows.exe
          • Path C:\WINDOWS\windows.exe
          • Size 232KB
          • SHA256 f12888b3e1db565eac882abcf67ac2ecc3cacb6c8443b1654428b813807ee183
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          system.exe
          • Path C:\system.exe
          • Size 232KB
          • SHA256 3d83f57a12772488bb24fca5c4cbbba0b9652b2932877aa5ccac72fd9f7c6928
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          memory/4924-0-0x0000000000400000-0x000000000043A000-memory.dmp
          Download

          memory/4924-169-0x0000000000400000-0x000000000043A000-memory.dmp
          Download