Analysis

  • max time kernel
    146s
  • max time network
    127s
  • 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 17:18

General

  • Target

    5ce6fcd2ce0581fee71ddf111f72df1b_JaffaCakes118.exe

  • Size

    170KB

  • MD5

    5ce6fcd2ce0581fee71ddf111f72df1b

  • SHA1

    3540706d9e8a86241e754fe0d31ebdd9cce23f68

  • SHA256

    25b97fc3625c2dd0224f21a6474032ad59c33f948340b320a77309bf9584f82c

  • SHA512

    feb117e1c731295948cfed4ed80075e9188a53bd7ad8084f3a70f24969d7e2175d3dd8dab27cb86f33bb99c027c288385b1cb4e52c1b696e1f8e7394166b3b6a

  • SSDEEP

    3072:TKEKmrDUskUVIKkAX/0L0rZmm1sJmvxHfi/R1+aJe1mgawzxsBub861jIHxownLj:TKE5IIL7JnYRUTV5nLrQLulIGsZ

Malware Config

Signatures

  • Detect XtremeRAT payload 8 IoCs
  • XtremeRAT

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

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • UPX packed file 2 IoCs

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

  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5ce6fcd2ce0581fee71ddf111f72df1b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\5ce6fcd2ce0581fee71ddf111f72df1b_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2324
    • C:\Users\Admin\AppData\Local\Temp\5ce6fcd2ce0581fee71ddf111f72df1b_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\5ce6fcd2ce0581fee71ddf111f72df1b_JaffaCakes118.exe"
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:2404
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
        • Boot or Logon Autostart Execution: Active Setup
        PID:2136
      • C:\Windows\SysWOW64\notepad.exe
        notepad.exe
        3⤵
        • Suspicious use of SetWindowsHookEx
        PID:4652

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\microsoft\xtreme.exe

    Filesize

    170KB

    MD5

    5ce6fcd2ce0581fee71ddf111f72df1b

    SHA1

    3540706d9e8a86241e754fe0d31ebdd9cce23f68

    SHA256

    25b97fc3625c2dd0224f21a6474032ad59c33f948340b320a77309bf9584f82c

    SHA512

    feb117e1c731295948cfed4ed80075e9188a53bd7ad8084f3a70f24969d7e2175d3dd8dab27cb86f33bb99c027c288385b1cb4e52c1b696e1f8e7394166b3b6a

  • memory/2136-10-0x0000000000C80000-0x0000000000C93000-memory.dmp

    Filesize

    76KB

  • memory/2324-1-0x00000000006D0000-0x00000000006DD000-memory.dmp

    Filesize

    52KB

  • memory/2324-0-0x00000000006D0000-0x00000000006DD000-memory.dmp

    Filesize

    52KB

  • memory/2324-4-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2404-2-0x0000000000C80000-0x0000000000C93000-memory.dmp

    Filesize

    76KB

  • memory/2404-3-0x0000000000C80000-0x0000000000C93000-memory.dmp

    Filesize

    76KB

  • memory/2404-5-0x0000000000C80000-0x0000000000C93000-memory.dmp

    Filesize

    76KB

  • memory/2404-6-0x0000000000C80000-0x0000000000C93000-memory.dmp

    Filesize

    76KB

  • memory/2404-13-0x0000000000C80000-0x0000000000C93000-memory.dmp

    Filesize

    76KB

  • memory/4652-12-0x0000000000C80000-0x0000000000C93000-memory.dmp

    Filesize

    76KB

  • memory/4652-15-0x0000000000C80000-0x0000000000C93000-memory.dmp

    Filesize

    76KB