Analysis

  • max time kernel
    135s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    07-05-2024 07:18

General

  • Target

    8eaff92956b903c6aada9f749dce2360_NEAS.exe

  • Size

    1.2MB

  • MD5

    8eaff92956b903c6aada9f749dce2360

  • SHA1

    f3fe9e15bf29c347880f093ad8cf1d3a6d7b2dea

  • SHA256

    5649ac66b6bba881528cfaea834559f33b22485be338b9f9c320e124b9a39fd3

  • SHA512

    b406f89291098887b4387c35efd2f1e2cdd4e12f276cef8b3eb24b465fe6d71a5713422155cc4673d150d3630f399f0e7995e90275461a6eed18c63913fd687b

  • SSDEEP

    24576:zQ5aILMCfmAUjzX6xQGCZLFdGm1Sdr36OTcgapChIwi0rfQ:E5aIwC+Agr6S/FEVpw

Malware Config

Signatures

  • KPOT

    KPOT is an information stealer that steals user data and account credentials.

  • KPOT Core Executable 1 IoCs
  • Trickbot

    Developed in 2016, TrickBot is one of the more recent banking Trojans.

  • Trickbot x86 loader 1 IoCs

    Detected Trickbot's x86 loader that unpacks the x86 payload.

  • Stops running service(s) 4 TTPs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • Launches sc.exe 2 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\8eaff92956b903c6aada9f749dce2360_NEAS.exe
    "C:\Users\Admin\AppData\Local\Temp\8eaff92956b903c6aada9f749dce2360_NEAS.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2660
    • C:\Windows\SysWOW64\cmd.exe
      /c sc stop WinDefend
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2612
      • C:\Windows\SysWOW64\sc.exe
        sc stop WinDefend
        3⤵
        • Launches sc.exe
        PID:1660
    • C:\Windows\SysWOW64\cmd.exe
      /c sc delete WinDefend
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2632
      • C:\Windows\SysWOW64\sc.exe
        sc delete WinDefend
        3⤵
        • Launches sc.exe
        PID:2412
    • C:\Windows\SysWOW64\cmd.exe
      /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2548
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell Set-MpPreference -DisableRealtimeMonitoring $true
        3⤵
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2448
    • C:\Users\Admin\AppData\Roaming\WinSocket\9eaff92967b903c7aada9f849dce2370_NFAS.exe
      C:\Users\Admin\AppData\Roaming\WinSocket\9eaff92967b903c7aada9f849dce2370_NFAS.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2648
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:2860
    • C:\Windows\system32\taskeng.exe
      taskeng.exe {CB310CC6-44A2-400A-95EF-6F07C1ADB2B5} S-1-5-18:NT AUTHORITY\System:Service:
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:1484
      • C:\Users\Admin\AppData\Roaming\WinSocket\9eaff92967b903c7aada9f849dce2370_NFAS.exe
        C:\Users\Admin\AppData\Roaming\WinSocket\9eaff92967b903c7aada9f849dce2370_NFAS.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2020
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe
          3⤵
            PID:1852
        • C:\Users\Admin\AppData\Roaming\WinSocket\9eaff92967b903c7aada9f849dce2370_NFAS.exe
          C:\Users\Admin\AppData\Roaming\WinSocket\9eaff92967b903c7aada9f849dce2370_NFAS.exe
          2⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:328
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe
            3⤵
              PID:356

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Users\Admin\AppData\Roaming\WinSocket\9eaff92967b903c7aada9f849dce2370_NFAS.exe

          Filesize

          1.2MB

          MD5

          8eaff92956b903c6aada9f749dce2360

          SHA1

          f3fe9e15bf29c347880f093ad8cf1d3a6d7b2dea

          SHA256

          5649ac66b6bba881528cfaea834559f33b22485be338b9f9c320e124b9a39fd3

          SHA512

          b406f89291098887b4387c35efd2f1e2cdd4e12f276cef8b3eb24b465fe6d71a5713422155cc4673d150d3630f399f0e7995e90275461a6eed18c63913fd687b

        • memory/2020-62-0x0000000000390000-0x0000000000391000-memory.dmp

          Filesize

          4KB

        • memory/2020-63-0x0000000000390000-0x0000000000391000-memory.dmp

          Filesize

          4KB

        • memory/2020-64-0x0000000000390000-0x0000000000391000-memory.dmp

          Filesize

          4KB

        • memory/2020-65-0x0000000000390000-0x0000000000391000-memory.dmp

          Filesize

          4KB

        • memory/2020-66-0x0000000000390000-0x0000000000391000-memory.dmp

          Filesize

          4KB

        • memory/2020-67-0x0000000000390000-0x0000000000391000-memory.dmp

          Filesize

          4KB

        • memory/2020-68-0x0000000000390000-0x0000000000391000-memory.dmp

          Filesize

          4KB

        • memory/2020-69-0x0000000000390000-0x0000000000391000-memory.dmp

          Filesize

          4KB

        • memory/2020-70-0x0000000000390000-0x0000000000391000-memory.dmp

          Filesize

          4KB

        • memory/2020-71-0x0000000000390000-0x0000000000391000-memory.dmp

          Filesize

          4KB

        • memory/2020-72-0x0000000000390000-0x0000000000391000-memory.dmp

          Filesize

          4KB

        • memory/2020-73-0x0000000000390000-0x0000000000391000-memory.dmp

          Filesize

          4KB

        • memory/2648-30-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2648-45-0x0000000010000000-0x0000000010007000-memory.dmp

          Filesize

          28KB

        • memory/2648-31-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2648-46-0x0000000010000000-0x0000000010007000-memory.dmp

          Filesize

          28KB

        • memory/2648-41-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2648-40-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2648-39-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2648-38-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2648-37-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2648-36-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2648-35-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2648-44-0x0000000000400000-0x0000000000472000-memory.dmp

          Filesize

          456KB

        • memory/2648-34-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2648-33-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2648-32-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2660-11-0x00000000002E0000-0x00000000002E1000-memory.dmp

          Filesize

          4KB

        • memory/2660-17-0x0000000000421000-0x0000000000422000-memory.dmp

          Filesize

          4KB

        • memory/2660-12-0x00000000002E0000-0x00000000002E1000-memory.dmp

          Filesize

          4KB

        • memory/2660-14-0x00000000002E0000-0x00000000002E1000-memory.dmp

          Filesize

          4KB

        • memory/2660-18-0x0000000000400000-0x0000000000472000-memory.dmp

          Filesize

          456KB

        • memory/2660-5-0x00000000002E0000-0x00000000002E1000-memory.dmp

          Filesize

          4KB

        • memory/2660-8-0x00000000002E0000-0x00000000002E1000-memory.dmp

          Filesize

          4KB

        • memory/2660-10-0x00000000002E0000-0x00000000002E1000-memory.dmp

          Filesize

          4KB

        • memory/2660-7-0x00000000002E0000-0x00000000002E1000-memory.dmp

          Filesize

          4KB

        • memory/2660-15-0x00000000003D0000-0x00000000003F9000-memory.dmp

          Filesize

          164KB

        • memory/2660-2-0x00000000002E0000-0x00000000002E1000-memory.dmp

          Filesize

          4KB

        • memory/2660-13-0x00000000002E0000-0x00000000002E1000-memory.dmp

          Filesize

          4KB

        • memory/2660-9-0x00000000002E0000-0x00000000002E1000-memory.dmp

          Filesize

          4KB

        • memory/2660-6-0x00000000002E0000-0x00000000002E1000-memory.dmp

          Filesize

          4KB

        • memory/2660-3-0x00000000002E0000-0x00000000002E1000-memory.dmp

          Filesize

          4KB

        • memory/2660-4-0x00000000002E0000-0x00000000002E1000-memory.dmp

          Filesize

          4KB

        • memory/2860-50-0x0000000010000000-0x000000001001E000-memory.dmp

          Filesize

          120KB

        • memory/2860-51-0x0000000010000000-0x000000001001E000-memory.dmp

          Filesize

          120KB