Analysis

  • max time kernel
    135s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    02-05-2024 02:05

General

  • Target

    b3f11a399dfa61522c1a34722779316eae8c21afcc120a01c820f4f198a5ce6c.exe

  • Size

    1.1MB

  • MD5

    5c4906004e74ec9700226dd3ec8fab6d

  • SHA1

    4a6f23f7f2b71f48a2a8ff357005b4030003c3f9

  • SHA256

    b3f11a399dfa61522c1a34722779316eae8c21afcc120a01c820f4f198a5ce6c

  • SHA512

    2bf8d979fd75ff12518206a3e988ba926be3a8a17e797ea9972633c1685303f62de65db950e3dd9abd1d492b50749890899066f2d0a16613d747ab2b9eaa233e

  • SSDEEP

    24576:zQ5aILMCfmAUjzX6xQGCZLFdGm1StE10/ZcnDPMD3:E5aIwC+Agr6S/FFC+Lc

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) 3 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\b3f11a399dfa61522c1a34722779316eae8c21afcc120a01c820f4f198a5ce6c.exe
    "C:\Users\Admin\AppData\Local\Temp\b3f11a399dfa61522c1a34722779316eae8c21afcc120a01c820f4f198a5ce6c.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2184
    • C:\Windows\SysWOW64\cmd.exe
      /c sc stop WinDefend
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2948
      • C:\Windows\SysWOW64\sc.exe
        sc stop WinDefend
        3⤵
        • Launches sc.exe
        PID:2548
    • C:\Windows\SysWOW64\cmd.exe
      /c sc delete WinDefend
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2512
      • C:\Windows\SysWOW64\sc.exe
        sc delete WinDefend
        3⤵
        • Launches sc.exe
        PID:2556
    • C:\Windows\SysWOW64\cmd.exe
      /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2584
      • 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:2604
    • C:\Users\Admin\AppData\Roaming\WinSocket\b3f11a399dfa71622c1a34822889317eae9c21afcc120a01c920f4f199a6ce7c.exe
      C:\Users\Admin\AppData\Roaming\WinSocket\b3f11a399dfa71622c1a34822889317eae9c21afcc120a01c920f4f199a6ce7c.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2768
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:2416
    • C:\Windows\system32\taskeng.exe
      taskeng.exe {D54CAE31-5928-47B7-9016-2AA48E305B37} S-1-5-18:NT AUTHORITY\System:Service:
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:1464
      • C:\Users\Admin\AppData\Roaming\WinSocket\b3f11a399dfa71622c1a34822889317eae9c21afcc120a01c920f4f199a6ce7c.exe
        C:\Users\Admin\AppData\Roaming\WinSocket\b3f11a399dfa71622c1a34822889317eae9c21afcc120a01c920f4f199a6ce7c.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2720
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe
          3⤵
            PID:1960
        • C:\Users\Admin\AppData\Roaming\WinSocket\b3f11a399dfa71622c1a34822889317eae9c21afcc120a01c920f4f199a6ce7c.exe
          C:\Users\Admin\AppData\Roaming\WinSocket\b3f11a399dfa71622c1a34822889317eae9c21afcc120a01c920f4f199a6ce7c.exe
          2⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:3000
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe
            3⤵
              PID:1300

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Users\Admin\AppData\Roaming\WinSocket\b3f11a399dfa71622c1a34822889317eae9c21afcc120a01c920f4f199a6ce7c.exe

          Filesize

          1.1MB

          MD5

          5c4906004e74ec9700226dd3ec8fab6d

          SHA1

          4a6f23f7f2b71f48a2a8ff357005b4030003c3f9

          SHA256

          b3f11a399dfa61522c1a34722779316eae8c21afcc120a01c820f4f198a5ce6c

          SHA512

          2bf8d979fd75ff12518206a3e988ba926be3a8a17e797ea9972633c1685303f62de65db950e3dd9abd1d492b50749890899066f2d0a16613d747ab2b9eaa233e

        • memory/2184-11-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2184-6-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2184-5-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2184-18-0x0000000000400000-0x0000000000472000-memory.dmp

          Filesize

          456KB

        • memory/2184-3-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2184-2-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2184-10-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2184-7-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2184-9-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2184-13-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2184-14-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2184-12-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2184-15-0x00000000003C0000-0x00000000003E9000-memory.dmp

          Filesize

          164KB

        • memory/2184-4-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2184-17-0x0000000000421000-0x0000000000422000-memory.dmp

          Filesize

          4KB

        • memory/2184-8-0x0000000000270000-0x0000000000271000-memory.dmp

          Filesize

          4KB

        • memory/2416-50-0x0000000010000000-0x000000001001E000-memory.dmp

          Filesize

          120KB

        • memory/2416-49-0x0000000010000000-0x000000001001E000-memory.dmp

          Filesize

          120KB

        • memory/2768-40-0x00000000003E0000-0x00000000003E1000-memory.dmp

          Filesize

          4KB

        • memory/2768-41-0x00000000003E0000-0x00000000003E1000-memory.dmp

          Filesize

          4KB

        • memory/2768-37-0x00000000003E0000-0x00000000003E1000-memory.dmp

          Filesize

          4KB

        • memory/2768-36-0x00000000003E0000-0x00000000003E1000-memory.dmp

          Filesize

          4KB

        • memory/2768-35-0x00000000003E0000-0x00000000003E1000-memory.dmp

          Filesize

          4KB

        • memory/2768-34-0x00000000003E0000-0x00000000003E1000-memory.dmp

          Filesize

          4KB

        • memory/2768-39-0x00000000003E0000-0x00000000003E1000-memory.dmp

          Filesize

          4KB

        • memory/2768-38-0x00000000003E0000-0x00000000003E1000-memory.dmp

          Filesize

          4KB

        • memory/2768-31-0x00000000003E0000-0x00000000003E1000-memory.dmp

          Filesize

          4KB

        • memory/2768-30-0x00000000003E0000-0x00000000003E1000-memory.dmp

          Filesize

          4KB

        • memory/2768-44-0x0000000000400000-0x0000000000472000-memory.dmp

          Filesize

          456KB

        • memory/2768-32-0x00000000003E0000-0x00000000003E1000-memory.dmp

          Filesize

          4KB

        • memory/2768-33-0x00000000003E0000-0x00000000003E1000-memory.dmp

          Filesize

          4KB

        • memory/2768-45-0x0000000010000000-0x0000000010007000-memory.dmp

          Filesize

          28KB

        • memory/3000-88-0x0000000000250000-0x0000000000251000-memory.dmp

          Filesize

          4KB