Analysis

  • max time kernel
    118s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    28-09-2024 12:26

General

  • Target

    b6a248932bdad05c21b2f940bd1aef0ba1d4e866c0f6f7d8b2fd2a30a2724f48N.exe

  • Size

    368KB

  • MD5

    a521b03af94451e2386e0c2033d82870

  • SHA1

    2d34af6a73c3584506ba49171f47fd69f2d23ca1

  • SHA256

    b6a248932bdad05c21b2f940bd1aef0ba1d4e866c0f6f7d8b2fd2a30a2724f48

  • SHA512

    dfc22c79a5888e5095566e81faf6903f54c9e995e8d2aa3018416273bbcf13dbe8bc5cda7c6135933a1992097fc07938eeaea427093a82d64d74551c4cbf323c

  • SSDEEP

    6144:eo5N5OazOZaTDWlVnrchrahdOxveC2wo80/agxb0zLz4qF:emSuOcHmnYhrDMTrban4qF

Malware Config

Signatures

  • Trickbot

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

  • Trickbot x86 loader 4 IoCs

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

  • Stops running service(s) 4 TTPs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Using powershell.exe command.

  • Drops file in System32 directory 2 IoCs
  • Launches sc.exe 4 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 15 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 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\b6a248932bdad05c21b2f940bd1aef0ba1d4e866c0f6f7d8b2fd2a30a2724f48N.exe
    "C:\Users\Admin\AppData\Local\Temp\b6a248932bdad05c21b2f940bd1aef0ba1d4e866c0f6f7d8b2fd2a30a2724f48N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:856
    • C:\Windows\SysWOW64\cmd.exe
      /c sc stop WinDefend
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2624
      • C:\Windows\SysWOW64\sc.exe
        sc stop WinDefend
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:2192
    • C:\Windows\SysWOW64\cmd.exe
      /c sc delete WinDefend
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2096
      • C:\Windows\SysWOW64\sc.exe
        sc delete WinDefend
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:2136
    • C:\Windows\SysWOW64\cmd.exe
      /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2488
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell Set-MpPreference -DisableRealtimeMonitoring $true
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2288
    • C:\Users\Admin\AppData\Roaming\WNetval\b7a249932bdad06c21b2f940bd1aef0ba1d4e977c0f7f8d9b2fd2a30a2824f49N.exe
      C:\Users\Admin\AppData\Roaming\WNetval\b7a249932bdad06c21b2f940bd1aef0ba1d4e977c0f7f8d9b2fd2a30a2824f49N.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1976
      • C:\Windows\SysWOW64\cmd.exe
        /c sc stop WinDefend
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2648
        • C:\Windows\SysWOW64\sc.exe
          sc stop WinDefend
          4⤵
          • Launches sc.exe
          • System Location Discovery: System Language Discovery
          PID:2704
      • C:\Windows\SysWOW64\cmd.exe
        /c sc delete WinDefend
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2684
        • C:\Windows\SysWOW64\sc.exe
          sc delete WinDefend
          4⤵
          • Launches sc.exe
          • System Location Discovery: System Language Discovery
          PID:2108
      • C:\Windows\SysWOW64\cmd.exe
        /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2784
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell Set-MpPreference -DisableRealtimeMonitoring $true
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2844
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:2828
    • C:\Windows\system32\taskeng.exe
      taskeng.exe {B47C159A-3C41-4B1D-96BE-7AEAF680A235} S-1-5-18:NT AUTHORITY\System:Service:
      1⤵
        PID:1624
        • C:\Users\Admin\AppData\Roaming\WNetval\b7a249932bdad06c21b2f940bd1aef0ba1d4e977c0f7f8d9b2fd2a30a2824f49N.exe
          C:\Users\Admin\AppData\Roaming\WNetval\b7a249932bdad06c21b2f940bd1aef0ba1d4e977c0f7f8d9b2fd2a30a2824f49N.exe
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:1768
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe
            3⤵
              PID:2892

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3551809350-4263495960-1443967649-1000\0f5007522459c86e95ffcc62f32308f1_5a410d66-f84f-4a6b-9b29-3982febe58d9

          Filesize

          1KB

          MD5

          b8dc6a1e8ed7233b64b91366c0ec1555

          SHA1

          03091c009ee41524b1985302e5b6bf9e721d30fc

          SHA256

          51227c6de2fb8617837e6063b751da8ab43dc85a3244d50afdfa547e11335e28

          SHA512

          090915242c1813530c46abaa01f73a4ca1d7181e7c0842d96e4dfa53b9f9e37fd0679225b06f8c81da26ea1888db9268c44c4e0918863c8f391d49a8b254957f

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

          Filesize

          7KB

          MD5

          6c8bb1e1b40f9132028fd4c2827b1e85

          SHA1

          2436c8761ba2260675b6194c277e8d67cfaa2d5e

          SHA256

          689c9bf5782ace843b47f80349965c3d019a903a3d053576aac64ab75755f05b

          SHA512

          963d8bd26b327cb8ddedacdcd50cd4068715da707ebd5a7bc8a93c7ace5f63f74fc4a460416f6bb887f4077b5566188c43a76bc33101b06a0930e0d5257a5db5

        • \Users\Admin\AppData\Roaming\WNetval\b7a249932bdad06c21b2f940bd1aef0ba1d4e977c0f7f8d9b2fd2a30a2824f49N.exe

          Filesize

          368KB

          MD5

          a521b03af94451e2386e0c2033d82870

          SHA1

          2d34af6a73c3584506ba49171f47fd69f2d23ca1

          SHA256

          b6a248932bdad05c21b2f940bd1aef0ba1d4e866c0f6f7d8b2fd2a30a2724f48

          SHA512

          dfc22c79a5888e5095566e81faf6903f54c9e995e8d2aa3018416273bbcf13dbe8bc5cda7c6135933a1992097fc07938eeaea427093a82d64d74551c4cbf323c

        • memory/856-1-0x00000000001B0000-0x00000000001D9000-memory.dmp

          Filesize

          164KB

        • memory/856-7-0x00000000001B0000-0x00000000001D9000-memory.dmp

          Filesize

          164KB

        • memory/1976-10-0x00000000002C0000-0x00000000002E9000-memory.dmp

          Filesize

          164KB

        • memory/1976-12-0x0000000010000000-0x0000000010007000-memory.dmp

          Filesize

          28KB

        • memory/1976-20-0x00000000002C0000-0x00000000002E9000-memory.dmp

          Filesize

          164KB

        • memory/1976-11-0x0000000010000000-0x0000000010007000-memory.dmp

          Filesize

          28KB

        • memory/2828-16-0x0000000010000000-0x000000001001F000-memory.dmp

          Filesize

          124KB

        • memory/2828-15-0x0000000010000000-0x000000001001F000-memory.dmp

          Filesize

          124KB