Analysis

  • max time kernel
    135s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    07-05-2024 03:36

General

  • Target

    5cfa4b705d88c768400fa4c88396f120_NEAS.exe

  • Size

    1.3MB

  • MD5

    5cfa4b705d88c768400fa4c88396f120

  • SHA1

    deff2c89ada55dd327743b92f3e764098f8d9dcb

  • SHA256

    dbb838e53fb35c86e03a4d1e8fdf200ec6b4d102c7654f1c7dc9514ae61eacbe

  • SHA512

    421b54eae382e5b9bff9e4bf32080ce1c8b006d09d5d9bea2842dea8f7bb99b13107a682c0cc38128c383e9cf5f4e36a3888f2a52dea89b6e50abb0e1796ae40

  • SSDEEP

    24576:zQ5aILMCfmAUjzX677WOMc7qzz1IojVD0UOSQU:E5aIwC+Agr6twjVDF

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\5cfa4b705d88c768400fa4c88396f120_NEAS.exe
    "C:\Users\Admin\AppData\Local\Temp\5cfa4b705d88c768400fa4c88396f120_NEAS.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2512
    • C:\Windows\SysWOW64\cmd.exe
      /c sc stop WinDefend
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1128
      • C:\Windows\SysWOW64\sc.exe
        sc stop WinDefend
        3⤵
        • Launches sc.exe
        PID:2864
    • C:\Windows\SysWOW64\cmd.exe
      /c sc delete WinDefend
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1152
      • C:\Windows\SysWOW64\sc.exe
        sc delete WinDefend
        3⤵
        • Launches sc.exe
        PID:2436
    • C:\Windows\SysWOW64\cmd.exe
      /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2052
      • 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:552
    • C:\Users\Admin\AppData\Roaming\WinSocket\6cfa4b806d99c879400fa4c99397f120_NFAS.exe
      C:\Users\Admin\AppData\Roaming\WinSocket\6cfa4b806d99c879400fa4c99397f120_NFAS.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2748
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:2736
    • C:\Windows\system32\taskeng.exe
      taskeng.exe {F08C5FF3-25E3-4AB0-AC32-0BE811FBF038} S-1-5-18:NT AUTHORITY\System:Service:
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:2676
      • C:\Users\Admin\AppData\Roaming\WinSocket\6cfa4b806d99c879400fa4c99397f120_NFAS.exe
        C:\Users\Admin\AppData\Roaming\WinSocket\6cfa4b806d99c879400fa4c99397f120_NFAS.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3000
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe
          3⤵
            PID:2948
        • C:\Users\Admin\AppData\Roaming\WinSocket\6cfa4b806d99c879400fa4c99397f120_NFAS.exe
          C:\Users\Admin\AppData\Roaming\WinSocket\6cfa4b806d99c879400fa4c99397f120_NFAS.exe
          2⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:412
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe
            3⤵
              PID:1768

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Users\Admin\AppData\Roaming\WinSocket\6cfa4b806d99c879400fa4c99397f120_NFAS.exe

          Filesize

          1.3MB

          MD5

          5cfa4b705d88c768400fa4c88396f120

          SHA1

          deff2c89ada55dd327743b92f3e764098f8d9dcb

          SHA256

          dbb838e53fb35c86e03a4d1e8fdf200ec6b4d102c7654f1c7dc9514ae61eacbe

          SHA512

          421b54eae382e5b9bff9e4bf32080ce1c8b006d09d5d9bea2842dea8f7bb99b13107a682c0cc38128c383e9cf5f4e36a3888f2a52dea89b6e50abb0e1796ae40

        • memory/412-88-0x0000000000320000-0x0000000000321000-memory.dmp

          Filesize

          4KB

        • memory/412-87-0x0000000000320000-0x0000000000321000-memory.dmp

          Filesize

          4KB

        • memory/2512-7-0x0000000000660000-0x0000000000661000-memory.dmp

          Filesize

          4KB

        • memory/2512-5-0x0000000000660000-0x0000000000661000-memory.dmp

          Filesize

          4KB

        • memory/2512-17-0x0000000000421000-0x0000000000422000-memory.dmp

          Filesize

          4KB

        • memory/2512-11-0x0000000000660000-0x0000000000661000-memory.dmp

          Filesize

          4KB

        • memory/2512-10-0x0000000000660000-0x0000000000661000-memory.dmp

          Filesize

          4KB

        • memory/2512-9-0x0000000000660000-0x0000000000661000-memory.dmp

          Filesize

          4KB

        • memory/2512-8-0x0000000000660000-0x0000000000661000-memory.dmp

          Filesize

          4KB

        • memory/2512-15-0x0000000000700000-0x0000000000729000-memory.dmp

          Filesize

          164KB

        • memory/2512-6-0x0000000000660000-0x0000000000661000-memory.dmp

          Filesize

          4KB

        • memory/2512-18-0x0000000000400000-0x0000000000472000-memory.dmp

          Filesize

          456KB

        • memory/2512-4-0x0000000000660000-0x0000000000661000-memory.dmp

          Filesize

          4KB

        • memory/2512-3-0x0000000000660000-0x0000000000661000-memory.dmp

          Filesize

          4KB

        • memory/2512-2-0x0000000000660000-0x0000000000661000-memory.dmp

          Filesize

          4KB

        • memory/2512-12-0x0000000000660000-0x0000000000661000-memory.dmp

          Filesize

          4KB

        • memory/2512-13-0x0000000000660000-0x0000000000661000-memory.dmp

          Filesize

          4KB

        • memory/2512-14-0x0000000000660000-0x0000000000661000-memory.dmp

          Filesize

          4KB

        • memory/2736-48-0x0000000010000000-0x000000001001E000-memory.dmp

          Filesize

          120KB

        • memory/2736-49-0x0000000010000000-0x000000001001E000-memory.dmp

          Filesize

          120KB

        • memory/2748-36-0x00000000003C0000-0x00000000003C1000-memory.dmp

          Filesize

          4KB

        • memory/2748-37-0x00000000003C0000-0x00000000003C1000-memory.dmp

          Filesize

          4KB

        • memory/2748-35-0x00000000003C0000-0x00000000003C1000-memory.dmp

          Filesize

          4KB

        • memory/2748-34-0x00000000003C0000-0x00000000003C1000-memory.dmp

          Filesize

          4KB

        • memory/2748-33-0x00000000003C0000-0x00000000003C1000-memory.dmp

          Filesize

          4KB

        • memory/2748-32-0x00000000003C0000-0x00000000003C1000-memory.dmp

          Filesize

          4KB

        • memory/2748-31-0x00000000003C0000-0x00000000003C1000-memory.dmp

          Filesize

          4KB

        • memory/2748-30-0x00000000003C0000-0x00000000003C1000-memory.dmp

          Filesize

          4KB

        • memory/2748-38-0x00000000003C0000-0x00000000003C1000-memory.dmp

          Filesize

          4KB

        • memory/2748-39-0x00000000003C0000-0x00000000003C1000-memory.dmp

          Filesize

          4KB

        • memory/2748-44-0x0000000010000000-0x0000000010007000-memory.dmp

          Filesize

          28KB

        • memory/2748-41-0x00000000003C0000-0x00000000003C1000-memory.dmp

          Filesize

          4KB

        • memory/2748-40-0x00000000003C0000-0x00000000003C1000-memory.dmp

          Filesize

          4KB

        • memory/3000-69-0x00000000003D0000-0x00000000003D1000-memory.dmp

          Filesize

          4KB

        • memory/3000-68-0x00000000003D0000-0x00000000003D1000-memory.dmp

          Filesize

          4KB

        • memory/3000-67-0x00000000003D0000-0x00000000003D1000-memory.dmp

          Filesize

          4KB

        • memory/3000-66-0x00000000003D0000-0x00000000003D1000-memory.dmp

          Filesize

          4KB

        • memory/3000-65-0x00000000003D0000-0x00000000003D1000-memory.dmp

          Filesize

          4KB

        • memory/3000-64-0x00000000003D0000-0x00000000003D1000-memory.dmp

          Filesize

          4KB

        • memory/3000-63-0x00000000003D0000-0x00000000003D1000-memory.dmp

          Filesize

          4KB

        • memory/3000-62-0x00000000003D0000-0x00000000003D1000-memory.dmp

          Filesize

          4KB

        • memory/3000-61-0x00000000003D0000-0x00000000003D1000-memory.dmp

          Filesize

          4KB

        • memory/3000-60-0x00000000003D0000-0x00000000003D1000-memory.dmp

          Filesize

          4KB

        • memory/3000-70-0x00000000003D0000-0x00000000003D1000-memory.dmp

          Filesize

          4KB

        • memory/3000-71-0x00000000003D0000-0x00000000003D1000-memory.dmp

          Filesize

          4KB