Analysis

  • max time kernel
    147s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    11-07-2024 15:41

General

  • Target

    39bda2c1b3b6565b12b3462ddb5084c5_JaffaCakes118.exe

  • Size

    170KB

  • MD5

    39bda2c1b3b6565b12b3462ddb5084c5

  • SHA1

    fd0423711923c8ecc53627cd99cbd81aa209e504

  • SHA256

    13e7fab40ed235fd23a36efb90492fc9d05fb3bc87120706ef823d03d85519f7

  • SHA512

    c6b42286636ecc0aae7be9ba4d35dfa6c98101c78a531bd66380b8f58adad1b78c1033e217b1768d06451bc4e112c0438307ee84e7ed9326a61ffbdf09ea2a6e

  • 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 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\39bda2c1b3b6565b12b3462ddb5084c5_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\39bda2c1b3b6565b12b3462ddb5084c5_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2432
    • C:\Users\Admin\AppData\Local\Temp\39bda2c1b3b6565b12b3462ddb5084c5_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\39bda2c1b3b6565b12b3462ddb5084c5_JaffaCakes118.exe"
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:2736
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
        • Boot or Logon Autostart Execution: Active Setup
        PID:2844
      • C:\Windows\SysWOW64\notepad.exe
        notepad.exe
        3⤵
        • Suspicious use of SetWindowsHookEx
        PID:2796

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    170KB

    MD5

    39bda2c1b3b6565b12b3462ddb5084c5

    SHA1

    fd0423711923c8ecc53627cd99cbd81aa209e504

    SHA256

    13e7fab40ed235fd23a36efb90492fc9d05fb3bc87120706ef823d03d85519f7

    SHA512

    c6b42286636ecc0aae7be9ba4d35dfa6c98101c78a531bd66380b8f58adad1b78c1033e217b1768d06451bc4e112c0438307ee84e7ed9326a61ffbdf09ea2a6e

  • memory/2432-1-0x0000000000220000-0x000000000022D000-memory.dmp

    Filesize

    52KB

  • memory/2432-0-0x0000000000220000-0x000000000022D000-memory.dmp

    Filesize

    52KB

  • memory/2432-6-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2736-2-0x0000000000C80000-0x0000000000C93000-memory.dmp

    Filesize

    76KB

  • memory/2736-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2736-5-0x0000000000C80000-0x0000000000C93000-memory.dmp

    Filesize

    76KB

  • memory/2736-8-0x0000000000C80000-0x0000000000C93000-memory.dmp

    Filesize

    76KB

  • memory/2736-9-0x0000000000C80000-0x0000000000C93000-memory.dmp

    Filesize

    76KB

  • memory/2736-7-0x0000000000C80000-0x0000000000C93000-memory.dmp

    Filesize

    76KB

  • memory/2736-20-0x0000000000C80000-0x0000000000C93000-memory.dmp

    Filesize

    76KB

  • memory/2796-19-0x0000000000C80000-0x0000000000C93000-memory.dmp

    Filesize

    76KB

  • memory/2796-22-0x0000000000C80000-0x0000000000C93000-memory.dmp

    Filesize

    76KB

  • memory/2844-15-0x0000000000C80000-0x0000000000C93000-memory.dmp

    Filesize

    76KB