Analysis

  • max time kernel
    147s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    12-01-2024 10:48

General

  • Target

    ec88c05e8d2e697b023514bade68e311.exe

  • Size

    256KB

  • MD5

    ec88c05e8d2e697b023514bade68e311

  • SHA1

    c647c59017b6ded3bfb639c5067118ffd3142d58

  • SHA256

    c7cc77635eee4026d68f94cecbd1b92793de6ff0d8506c74b9c3a4bfe0c19541

  • SHA512

    fb66f956d5ec99be95d80dcacc417273e240cd94f9ca666548e5d1ca26234dfc3f8bbdb11631fa08f7f0889867ddb48188d3f9a616ee8aac07d375a7a6be4a7c

  • SSDEEP

    3072:1HfC5wqLWOLlsOS24ZV1TJi9N1K4SummXbjvyhQV+KCydsSzPCRs2JXKYkX8GRk4:VfCjLkZV13ijeQVv356nTcJ

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Signatures

  • BetaBot

    Beta Bot is a Trojan that infects computers and disables Antivirus.

  • Modifies firewall policy service 2 TTPs 8 IoCs
  • Modifies security service 2 TTPs 1 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Disables taskbar notifications via registry modification
  • Disables use of System Restore points 1 TTPs
  • Sets file execution options in registry 2 TTPs 20 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks for any installed AV software in registry 1 TTPs 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Drops desktop.ini file(s) 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 12 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 6 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies Internet Explorer Protected Mode 1 TTPs 4 IoCs
  • Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • NTFS ADS 2 IoCs
  • Runs regedit.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 60 IoCs
  • Suspicious use of WriteProcessMemory 54 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ec88c05e8d2e697b023514bade68e311.exe
    "C:\Users\Admin\AppData\Local\Temp\ec88c05e8d2e697b023514bade68e311.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2144
  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Deletes itself
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1096
    • C:\Users\Admin\AppData\Local\Temp\6D15.exe
      C:\Users\Admin\AppData\Local\Temp\6D15.exe
      2⤵
      • Sets file execution options in registry
      • Executes dropped EXE
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Checks processor information in registry
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2812
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Modifies firewall policy service
        • Sets file execution options in registry
        • Checks BIOS information in registry
        • Loads dropped DLL
        • Adds Run key to start application
        • Drops desktop.ini file(s)
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Checks processor information in registry
        • Enumerates system info in registry
        • Modifies Internet Explorer Protected Mode
        • Modifies Internet Explorer Protected Mode Banner
        • Modifies Internet Explorer settings
        • NTFS ADS
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2704
        • C:\Users\Admin\AppData\Local\Temp\9i179551ymi7_1.exe
          /suac
          4⤵
          • Modifies firewall policy service
          • Sets file execution options in registry
          • Executes dropped EXE
          • Checks for any installed AV software in registry
          • Checks whether UAC is enabled
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Checks processor information in registry
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1720
          • C:\Windows\SysWOW64\regedit.exe
            "C:\Windows\SysWOW64\regedit.exe"
            5⤵
            • Modifies security service
            • Sets file execution options in registry
            • Sets service image path in registry
            • Runs regedit.exe
            • Suspicious use of AdjustPrivilegeToken
            PID:640
          • C:\Windows\SysWOW64\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /CREATE /SC ONLOGON /TN "Windows Update Check - 0x1BB70478" /TR "C:\PROGRA~3\JAVAUP~1\9I1795~1.EXE" /RL HIGHEST
            5⤵
            • Creates scheduled task(s)
            PID:2252
    • C:\Users\Admin\AppData\Local\Temp\732E.exe
      C:\Users\Admin\AppData\Local\Temp\732E.exe
      2⤵
      • Executes dropped EXE
      PID:3028
  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1052
    • C:\Windows\system32\DllHost.exe
      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
      1⤵
        PID:2628

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\6D15.exe

        Filesize

        360KB

        MD5

        80c413180b6bd0dd664adc4e0665b494

        SHA1

        e791e4a3391fc6b7bcb58399cd4fa3c52a06b940

        SHA256

        6d99cec56614b6b8a23dfa84a50c6bbfde535411c6366ac2bcc20c9f5af62880

        SHA512

        347f4ae6f308b37d055a6177478e45ab3838d7020abed70c7aa138d2c3771e709de204da8550aebdcaa6139d869dc7328cc7e645c4dd48d1066f9ad70225644a

      • memory/640-96-0x0000000000F20000-0x0000000000F86000-memory.dmp

        Filesize

        408KB

      • memory/640-97-0x0000000000F20000-0x0000000000F86000-memory.dmp

        Filesize

        408KB

      • memory/640-100-0x0000000000090000-0x000000000009B000-memory.dmp

        Filesize

        44KB

      • memory/640-99-0x0000000000F20000-0x0000000000F85000-memory.dmp

        Filesize

        404KB

      • memory/1096-91-0x0000000002580000-0x0000000002581000-memory.dmp

        Filesize

        4KB

      • memory/1096-4-0x00000000025B0000-0x00000000025C6000-memory.dmp

        Filesize

        88KB

      • memory/1096-59-0x0000000076E11000-0x0000000076E12000-memory.dmp

        Filesize

        4KB

      • memory/1720-103-0x0000000001CE0000-0x0000000001D46000-memory.dmp

        Filesize

        408KB

      • memory/1720-102-0x0000000000010000-0x000000000006D000-memory.dmp

        Filesize

        372KB

      • memory/1720-104-0x00000000002A0000-0x00000000002A6000-memory.dmp

        Filesize

        24KB

      • memory/1720-82-0x0000000001CE0000-0x0000000001D46000-memory.dmp

        Filesize

        408KB

      • memory/1720-84-0x0000000002000000-0x000000000200C000-memory.dmp

        Filesize

        48KB

      • memory/1720-87-0x00000000002A0000-0x00000000002A6000-memory.dmp

        Filesize

        24KB

      • memory/1720-88-0x0000000001CE0000-0x0000000001D46000-memory.dmp

        Filesize

        408KB

      • memory/1720-83-0x0000000001CE0000-0x0000000001D46000-memory.dmp

        Filesize

        408KB

      • memory/2144-5-0x0000000000400000-0x0000000000446000-memory.dmp

        Filesize

        280KB

      • memory/2144-1-0x00000000002D0000-0x00000000003D0000-memory.dmp

        Filesize

        1024KB

      • memory/2144-2-0x00000000001B0000-0x00000000001B9000-memory.dmp

        Filesize

        36KB

      • memory/2144-3-0x0000000000400000-0x0000000000446000-memory.dmp

        Filesize

        280KB

      • memory/2628-71-0x0000000076E11000-0x0000000076E12000-memory.dmp

        Filesize

        4KB

      • memory/2704-31-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2704-67-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2704-43-0x00000000001A0000-0x0000000000264000-memory.dmp

        Filesize

        784KB

      • memory/2704-107-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2704-106-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2704-38-0x00000000001A0000-0x0000000000264000-memory.dmp

        Filesize

        784KB

      • memory/2704-36-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2704-35-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2704-32-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2704-95-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2704-54-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2704-55-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2704-56-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2704-58-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2704-57-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2704-39-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2704-60-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2704-62-0x0000000076DC0000-0x0000000076F69000-memory.dmp

        Filesize

        1.7MB

      • memory/2704-61-0x00000000001A0000-0x0000000000264000-memory.dmp

        Filesize

        784KB

      • memory/2704-65-0x00000000001A0000-0x0000000000264000-memory.dmp

        Filesize

        784KB

      • memory/2704-64-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2704-63-0x00000000002A0000-0x00000000002A6000-memory.dmp

        Filesize

        24KB

      • memory/2704-66-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2704-41-0x0000000000530000-0x000000000053C000-memory.dmp

        Filesize

        48KB

      • memory/2704-68-0x00000000001A0000-0x0000000000264000-memory.dmp

        Filesize

        784KB

      • memory/2704-69-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2704-37-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2704-80-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2704-34-0x00000000002A0000-0x00000000002A6000-memory.dmp

        Filesize

        24KB

      • memory/2704-33-0x00000000001A0000-0x0000000000264000-memory.dmp

        Filesize

        784KB

      • memory/2704-30-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2704-89-0x0000000076FA0000-0x0000000077121000-memory.dmp

        Filesize

        1.5MB

      • memory/2812-25-0x0000000000690000-0x0000000000691000-memory.dmp

        Filesize

        4KB

      • memory/2812-27-0x0000000000290000-0x00000000002F6000-memory.dmp

        Filesize

        408KB

      • memory/2812-45-0x00000000006B0000-0x00000000006B1000-memory.dmp

        Filesize

        4KB

      • memory/2812-22-0x0000000000290000-0x00000000002F6000-memory.dmp

        Filesize

        408KB

      • memory/2812-42-0x0000000000290000-0x00000000002F6000-memory.dmp

        Filesize

        408KB

      • memory/2812-24-0x0000000076FB0000-0x0000000076FB1000-memory.dmp

        Filesize

        4KB

      • memory/2812-20-0x0000000000300000-0x0000000000301000-memory.dmp

        Filesize

        4KB

      • memory/2812-19-0x0000000000290000-0x00000000002F6000-memory.dmp

        Filesize

        408KB

      • memory/2812-21-0x0000000000310000-0x000000000031D000-memory.dmp

        Filesize

        52KB

      • memory/2812-28-0x0000000000290000-0x00000000002F6000-memory.dmp

        Filesize

        408KB

      • memory/2812-26-0x00000000006C0000-0x00000000006CC000-memory.dmp

        Filesize

        48KB

      • memory/2812-18-0x0000000000010000-0x000000000006D000-memory.dmp

        Filesize

        372KB

      • memory/3028-53-0x0000000000E40000-0x00000000013D6000-memory.dmp

        Filesize

        5.6MB

      • memory/3028-86-0x0000000000E40000-0x00000000013D6000-memory.dmp

        Filesize

        5.6MB