Analysis

  • max time kernel
    142s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    13/05/2024, 21:22

General

  • Target

    1d621162c960363dc66ff9e866526960_NeikiAnalytics.exe

  • Size

    482KB

  • MD5

    1d621162c960363dc66ff9e866526960

  • SHA1

    e4e5fa50535660cc5c2434c3ece8e914fe2530bb

  • SHA256

    5161cb8966299ecaf5fc1e554008a1289166b23e3bab3b0572c26a31c6405d14

  • SHA512

    7c6c92d1623e05f1c106d1509806b49552117d9584d0eff48a612e60769e6c0866a26a092d51d7621f87c486f5b349a09b3e13272654401811a8e6cf140e2a89

  • SSDEEP

    6144:g5u5eG44AeJ2ssftlVN+zBfGrSWm+omDAgQsSygGG2IszA9B:Cu5eG4bsilNoGSJ+omDAdsWGLT8D

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 7 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1d621162c960363dc66ff9e866526960_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\1d621162c960363dc66ff9e866526960_NeikiAnalytics.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2176
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\ywgzi.exe "C:\Users\Admin\AppData\Local\Temp\1d621162c960363dc66ff9e866526960_NeikiAnalytics.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1392
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 2
        3⤵
        • Runs ping.exe
        PID:2260
      • C:\Users\Admin\AppData\Local\Temp\ywgzi.exe
        C:\Users\Admin\AppData\Local\Temp\\ywgzi.exe "C:\Users\Admin\AppData\Local\Temp\1d621162c960363dc66ff9e866526960_NeikiAnalytics.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in Program Files directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2024
        • \??\c:\Program Files\wxozx\xnveps.exe
          "c:\Program Files\wxozx\xnveps.exe" "c:\Program Files\wxozx\xnveps.dll",WriteErrorLog C:\Users\Admin\AppData\Local\Temp\ywgzi.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:3012

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Program Files\wxozx\xnveps.dll

          Filesize

          181KB

          MD5

          64d90c8b4805927aa479ed689fdb6779

          SHA1

          4c4c834614cc31f2bd246018776dc1ba431ac9e0

          SHA256

          84aa0af13285469bbd2a6eaf30e2076cd6c7fa103e5ac14cfe99b95eb1de2124

          SHA512

          48391cb7e51afb016650613af754dcb5b5d283417f0994624e505fd35082b428497a437a0b27929cfb8cbc3ac127ce271c95fdb28e47caed093a5e3bab4efd0e

        • \Program Files\wxozx\xnveps.exe

          Filesize

          43KB

          MD5

          51138beea3e2c21ec44d0932c71762a8

          SHA1

          8939cf35447b22dd2c6e6f443446acc1bf986d58

          SHA256

          5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

          SHA512

          794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

        • \Users\Admin\AppData\Local\Temp\ywgzi.exe

          Filesize

          482KB

          MD5

          4cf6cbb3cc4ade83f61bea1ecb3cd519

          SHA1

          7b60cfc191969980ee4c2ef7c3b01c45043485db

          SHA256

          62a8a9641799f64fa4d3d2dbed7900314557b779fce55b8b7d62f57fb19e3190

          SHA512

          7f25485ef3d78da625335134851ec5c3b948c239b06a1042970d990af3e24eb9018e8db286e4b7c4d4cad8cb9941de1ec66882831ad484a63cd0996cb60a44c6

        • memory/3012-17-0x0000000010000000-0x000000001004E000-memory.dmp

          Filesize

          312KB

        • memory/3012-18-0x0000000010000000-0x000000001004E000-memory.dmp

          Filesize

          312KB

        • memory/3012-20-0x0000000010000000-0x000000001004E000-memory.dmp

          Filesize

          312KB

        • memory/3012-19-0x00000000001C0000-0x00000000001C2000-memory.dmp

          Filesize

          8KB

        • memory/3012-22-0x0000000010000000-0x000000001004E000-memory.dmp

          Filesize

          312KB

        • memory/3012-24-0x0000000010000000-0x000000001004E000-memory.dmp

          Filesize

          312KB

        • memory/3012-26-0x00000000001C0000-0x00000000001C2000-memory.dmp

          Filesize

          8KB

        • memory/3012-29-0x0000000010000000-0x000000001004E000-memory.dmp

          Filesize

          312KB

        • memory/3012-30-0x0000000010000000-0x000000001004E000-memory.dmp

          Filesize

          312KB