Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/05/2024, 11:00

General

  • Target

    cc9f609742cf713f33b62b4671c46ad0_NeikiAnalytics.exe

  • Size

    86KB

  • MD5

    cc9f609742cf713f33b62b4671c46ad0

  • SHA1

    a673ca4ad193e51f602fa06e63a4489bb088d867

  • SHA256

    276d8a997289099d704a5ce94f749e743fd1cc94d8757230378156a7e1119d42

  • SHA512

    1d9c9de4ec9794dc52bb31d3786225affa8b39bbc537a4f4d6ffa97e18d529e0a7cc9d627dee658af4083e866eb401f0b3165c70f3347bddfccdf7c84e23af6d

  • SSDEEP

    1536:1MIPgEm56wnbkKC2ZyBJU066lwLCRVEB+nR/y8cmNrEIviCOzuajkrDl9HNS7:11PgEOng1d66jRVa+n4NmNNouukrD7Hw

Malware Config

Signatures

  • Blocklisted process makes network request 8 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 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 6 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 2 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.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Kills process with taskkill 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cc9f609742cf713f33b62b4671c46ad0_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\cc9f609742cf713f33b62b4671c46ad0_NeikiAnalytics.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4900
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\rmvjo.exe "C:\Users\Admin\AppData\Local\Temp\cc9f609742cf713f33b62b4671c46ad0_NeikiAnalytics.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2404
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 2
        3⤵
        • Runs ping.exe
        PID:3348
      • C:\Users\Admin\AppData\Local\Temp\rmvjo.exe
        C:\Users\Admin\AppData\Local\Temp\\rmvjo.exe "C:\Users\Admin\AppData\Local\Temp\cc9f609742cf713f33b62b4671c46ad0_NeikiAnalytics.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:220
        • \??\c:\windows\SysWOW64\rundll32.exe
          c:\windows\system32\rundll32.exe "c:\dwrboxr\hgwhu.ghh",crc32 C:\Users\Admin\AppData\Local\Temp\rmvjo.exe
          4⤵
          • Blocklisted process makes network request
          • 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
          • Suspicious use of WriteProcessMemory
          PID:1964
          • \??\c:\windows\SysWOW64\taskkill.exe
            taskkill /f /im attrib.exe
            5⤵
            • Kills process with taskkill
            • Suspicious use of AdjustPrivilegeToken
            PID:2432
  • 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 --mojo-platform-channel-handle=3872 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2300

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

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

            Filesize

            86KB

            MD5

            a5742092445feb833c2ef762189cd0b0

            SHA1

            ef3edae57d98a0902611366e0da8e1fb3b5fb25a

            SHA256

            a3589c7419e3e1d32ec3489943541b0328ba6bb73a14b16a1d0d92fdbf14f3f2

            SHA512

            cbf2a2bb6d70ef8ce8229c9c2a754ab4b8df5b95d6c33be4f40b88e45403720addc556ce3f06824c85be68ab85bf0d4ae7d85bdf467b972dc5f1d988bd878e12

          • \??\c:\dwrboxr\hgwhu.ghh

            Filesize

            57KB

            MD5

            2f53f49e01f09d6e6064871eec1955cd

            SHA1

            a6e1a6e5c2080d0fb2f7a872e3902a8a4a1a9b5f

            SHA256

            964e4dd2532d540bb61d3c7ccc833f2358d8cd6b2eabc3a2d51183a18b59f82d

            SHA512

            2cb98030c3df7417c04f796f78f23f96d381871d9c7ae4a14116764e915b2e2f56b9b3a6fb76fedc50a17788de9538fc7954a7b73bf17e4be43e1fc1a06bc218

          • memory/220-8-0x0000000000400000-0x0000000000428000-memory.dmp

            Filesize

            160KB

          • memory/1964-11-0x0000000010000000-0x0000000010022000-memory.dmp

            Filesize

            136KB

          • memory/1964-12-0x0000000010000000-0x0000000010022000-memory.dmp

            Filesize

            136KB

          • memory/1964-16-0x0000000010000000-0x0000000010022000-memory.dmp

            Filesize

            136KB

          • memory/1964-17-0x0000000010000000-0x0000000010022000-memory.dmp

            Filesize

            136KB

          • memory/1964-18-0x0000000010000000-0x0000000010022000-memory.dmp

            Filesize

            136KB

          • memory/4900-0-0x0000000000400000-0x0000000000428000-memory.dmp

            Filesize

            160KB

          • memory/4900-1-0x0000000002220000-0x0000000002221000-memory.dmp

            Filesize

            4KB

          • memory/4900-3-0x0000000000400000-0x0000000000428000-memory.dmp

            Filesize

            160KB