Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-06-2024 07:02

General

  • Target

    3b5968e499242eb63ba8d82eebd0b9d0_NeikiAnalytics.exe

  • Size

    328KB

  • MD5

    3b5968e499242eb63ba8d82eebd0b9d0

  • SHA1

    a7363081c8214b62f7eefe37705d3c700ad8e46c

  • SHA256

    8fbe6b8faf87ba5df0fe4f5d6e5d6eceb666a31ca24af1b22dd383e4e128e991

  • SHA512

    49ad73b8297a86fc19d90c0caa1db5c40843fe40ee31b4e9a3a88fd1a600e840472adeaa4996fb646f6b9ffd1dc286e7f04884d4f33edbdd829fa00f7934b362

  • SSDEEP

    6144:JVBqzX2x/XsQ1YA53/vkNI+uuu7iDgbzzWoOd1KLcdn:BqzX2xfdY6/cNKlD+o61KUn

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 1 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Program Files directory 4 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3b5968e499242eb63ba8d82eebd0b9d0_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\3b5968e499242eb63ba8d82eebd0b9d0_NeikiAnalytics.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2936
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\shtrwixvb.exe "C:\Users\Admin\AppData\Local\Temp\3b5968e499242eb63ba8d82eebd0b9d0_NeikiAnalytics.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5008
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 2
        3⤵
        • Runs ping.exe
        PID:3364
      • C:\Users\Admin\AppData\Local\Temp\shtrwixvb.exe
        C:\Users\Admin\AppData\Local\Temp\\shtrwixvb.exe "C:\Users\Admin\AppData\Local\Temp\3b5968e499242eb63ba8d82eebd0b9d0_NeikiAnalytics.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • Drops file in Program Files directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3264
        • \??\c:\Program Files\weovs\sttobzxju.exe
          "c:\Program Files\weovs\sttobzxju.exe" "c:\Program Files\weovs\sttobzxju.dll",PraseHTML C:\Users\Admin\AppData\Local\Temp\shtrwixvb.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Enumerates connected drives
          • Writes to the Master Boot Record (MBR)
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3836
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4376,i,15140928051103392835,1612840580898364401,262144 --variations-seed-version --mojo-platform-channel-handle=4080 /prefetch:8
    1⤵
      PID:3740

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Program Files\weovs\sttobzxju.dll

      Filesize

      149KB

      MD5

      9adedba2b440b7340eed8506abb604c8

      SHA1

      da644de7c53c232a9204aac2a791ebc8012641d8

      SHA256

      b8d68df91792487f83068c31c8895db5ae72ae2e1cffc1b2fc54dd1bc459595b

      SHA512

      bc45d3b14de7e1e92147f8649e39c51c90e4b68b69d5c97f8b52e47d262f0c2fa139508e49ff3dd8bc78da4014d4a0ca260bfefa4d2221265294287ea3ab9f7f

    • C:\Program Files\weovs\sttobzxju.exe

      Filesize

      60KB

      MD5

      889b99c52a60dd49227c5e485a016679

      SHA1

      8fa889e456aa646a4d0a4349977430ce5fa5e2d7

      SHA256

      6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

      SHA512

      08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

    • C:\Users\Admin\AppData\Local\Temp\shtrwixvb.exe

      Filesize

      328KB

      MD5

      b0c1c50d53735acfed2935047eb99c3e

      SHA1

      4086c90699fdc3cc1159c45db54b6a2dc0418b7c

      SHA256

      ac401d90495ccf7dc3eccc8a86543e3fe9d093f0a9ad239e0b46a9cbf6543087

      SHA512

      82aebfb4c6240575e857f9c74983892353d0b7857f26493b4667fd469ebe12473d86f42044912d67f207c2c55e923f40b06310ebee9fb287e3c98efeaf70487c

    • memory/3836-11-0x0000000010000000-0x0000000010083000-memory.dmp

      Filesize

      524KB

    • memory/3836-14-0x0000000010000000-0x0000000010083000-memory.dmp

      Filesize

      524KB

    • memory/3836-13-0x0000000010000000-0x0000000010083000-memory.dmp

      Filesize

      524KB

    • memory/3836-12-0x000000001005B000-0x0000000010083000-memory.dmp

      Filesize

      160KB

    • memory/3836-15-0x0000000010000000-0x0000000010083000-memory.dmp

      Filesize

      524KB

    • memory/3836-18-0x0000000010000000-0x0000000010083000-memory.dmp

      Filesize

      524KB

    • memory/3836-21-0x0000000010000000-0x0000000010083000-memory.dmp

      Filesize

      524KB

    • memory/3836-25-0x0000000010000000-0x0000000010083000-memory.dmp

      Filesize

      524KB