Analysis

  • max time kernel
    142s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-07-2024 12:55

General

  • Target

    5c081cbd3ae3120bf166949472c2967f_JaffaCakes118.exe

  • Size

    1.2MB

  • MD5

    5c081cbd3ae3120bf166949472c2967f

  • SHA1

    4d97d6ce8e5eff08234f7d5e4a307184838d4b26

  • SHA256

    e45d469e8ad19617871da7581454dc85687095f5176650ee5a9dc549c04c4e78

  • SHA512

    6d82e18f5341f0f329349e5a3eeccc8670162a6ced2826eb6b7ceab27152c28aa41fbed4b07aef1ae747be8cb1a57bd8f4224ba0e12f05625fd4593c24b63322

  • SSDEEP

    24576:gVYwFlUynJXmstaljnKhRm4a/2Q0GduSZPbfJARpNkHx:JoJXUBnKhs4aeINTWNO

Malware Config

Extracted

Family

xtremerat

C2

antonio130.no-ip.org

Signatures

  • Detect XtremeRAT payload 3 IoCs
  • XtremeRAT

    The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.

  • Checks BIOS information in registry 2 TTPs 4 IoCs

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

  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 2 IoCs
  • Modifies registry class 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5c081cbd3ae3120bf166949472c2967f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\5c081cbd3ae3120bf166949472c2967f_JaffaCakes118.exe"
    1⤵
    • Checks BIOS information in registry
    • Suspicious use of SetThreadContext
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5344
    • C:\Users\Admin\AppData\Local\Temp\5c081cbd3ae3120bf166949472c2967f_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\5c081cbd3ae3120bf166949472c2967f_JaffaCakes118.exe
      2⤵
      • Drops file in Windows directory
      • Suspicious use of WriteProcessMemory
      PID:5988
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
          PID:4396
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4396 -s 204
            4⤵
            • Program crash
            PID:3224
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4396 -s 212
            4⤵
            • Program crash
            PID:5512
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
          3⤵
            PID:388
        • C:\Users\Admin\AppData\Local\Temp\5c081cbd3ae3120bf166949472c2967f_JaffaCakes118.exe
          C:\Users\Admin\AppData\Local\Temp\5c081cbd3ae3120bf166949472c2967f_JaffaCakes118.exe
          2⤵
          • Checks BIOS information in registry
          • Modifies registry class
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:5476
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4396 -ip 4396
        1⤵
          PID:3076
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4396 -ip 4396
          1⤵
            PID:4688

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/4396-26-0x0000000010000000-0x000000001008C000-memory.dmp

            Filesize

            560KB

          • memory/5344-32-0x00000000046F0000-0x0000000004739000-memory.dmp

            Filesize

            292KB

          • memory/5344-2-0x00000000046F0000-0x0000000004739000-memory.dmp

            Filesize

            292KB

          • memory/5344-0-0x0000000000400000-0x0000000000557000-memory.dmp

            Filesize

            1.3MB

          • memory/5344-10-0x0000000000400000-0x0000000000557000-memory.dmp

            Filesize

            1.3MB

          • memory/5344-8-0x0000000000400000-0x0000000000557000-memory.dmp

            Filesize

            1.3MB

          • memory/5344-11-0x00000000046F0000-0x0000000004739000-memory.dmp

            Filesize

            292KB

          • memory/5344-14-0x00000000046F0000-0x0000000004739000-memory.dmp

            Filesize

            292KB

          • memory/5344-38-0x0000000000400000-0x0000000000557000-memory.dmp

            Filesize

            1.3MB

          • memory/5344-7-0x00000000046F0000-0x0000000004739000-memory.dmp

            Filesize

            292KB

          • memory/5344-9-0x0000000000400000-0x0000000000557000-memory.dmp

            Filesize

            1.3MB

          • memory/5476-56-0x0000000000400000-0x000000000049D000-memory.dmp

            Filesize

            628KB

          • memory/5476-62-0x0000000004530000-0x0000000004579000-memory.dmp

            Filesize

            292KB

          • memory/5476-30-0x0000000000400000-0x000000000049D000-memory.dmp

            Filesize

            628KB

          • memory/5476-49-0x0000000000400000-0x000000000049D000-memory.dmp

            Filesize

            628KB

          • memory/5476-54-0x0000000000400000-0x000000000049D000-memory.dmp

            Filesize

            628KB

          • memory/5476-36-0x0000000000400000-0x000000000049D000-memory.dmp

            Filesize

            628KB

          • memory/5476-34-0x0000000000400000-0x000000000049D000-memory.dmp

            Filesize

            628KB

          • memory/5476-40-0x0000000004530000-0x0000000004579000-memory.dmp

            Filesize

            292KB

          • memory/5476-46-0x0000000000400000-0x000000000049D000-memory.dmp

            Filesize

            628KB

          • memory/5476-52-0x0000000000400000-0x000000000049D000-memory.dmp

            Filesize

            628KB

          • memory/5476-57-0x0000000004530000-0x0000000004579000-memory.dmp

            Filesize

            292KB

          • memory/5476-64-0x0000000000400000-0x000000000049D000-memory.dmp

            Filesize

            628KB

          • memory/5476-45-0x0000000000400000-0x000000000049D000-memory.dmp

            Filesize

            628KB

          • memory/5988-19-0x0000000010000000-0x000000001008C000-memory.dmp

            Filesize

            560KB

          • memory/5988-16-0x0000000010000000-0x000000001008C000-memory.dmp

            Filesize

            560KB

          • memory/5988-24-0x0000000010000000-0x000000001008C000-memory.dmp

            Filesize

            560KB

          • memory/5988-25-0x0000000010000000-0x000000001008C000-memory.dmp

            Filesize

            560KB