Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    06-07-2024 14:52

General

  • Target

    288d9855e9de0cfcee73d02fef6668af_JaffaCakes118.exe

  • Size

    62KB

  • MD5

    288d9855e9de0cfcee73d02fef6668af

  • SHA1

    4f9ee64a5cc262d70609e374bdcef803a28208ac

  • SHA256

    edea0666049c8171aa39ffce3298aa835e3f95e945addcaa40c4c9340dd61cb7

  • SHA512

    0eb220991f9e2f36df5c28ccf0446eddb98cde6e9168c37cba4aabb2df1f909299524153d79ccd7997fb92a12f4a85a13d988fab0221b41f809914192296fd12

  • SSDEEP

    1536:WgWb2Gqbk9PlkkUuclk70Ea2meX+zhdQzjM:WRn9PlnUQ4LiIhoM

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 4 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Windows directory 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\288d9855e9de0cfcee73d02fef6668af_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\288d9855e9de0cfcee73d02fef6668af_JaffaCakes118.exe"
    1⤵
    • Adds policy Run key to start application
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2320
    • C:\Windows\WindowsUpdate.exe
      "C:\Windows\WindowsUpdate.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      PID:3004

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\WindowsUpdate.exe

    Filesize

    62KB

    MD5

    288d9855e9de0cfcee73d02fef6668af

    SHA1

    4f9ee64a5cc262d70609e374bdcef803a28208ac

    SHA256

    edea0666049c8171aa39ffce3298aa835e3f95e945addcaa40c4c9340dd61cb7

    SHA512

    0eb220991f9e2f36df5c28ccf0446eddb98cde6e9168c37cba4aabb2df1f909299524153d79ccd7997fb92a12f4a85a13d988fab0221b41f809914192296fd12

  • memory/2320-13-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2320-1-0x0000000000220000-0x0000000000223000-memory.dmp

    Filesize

    12KB

  • memory/2320-2-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2320-0-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3004-16-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3004-20-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3004-10-0x0000000000230000-0x0000000000292000-memory.dmp

    Filesize

    392KB

  • memory/3004-14-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3004-15-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3004-9-0x0000000000230000-0x0000000000292000-memory.dmp

    Filesize

    392KB

  • memory/3004-17-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3004-18-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3004-19-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3004-11-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3004-21-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3004-22-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3004-23-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3004-24-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3004-25-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3004-26-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3004-27-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB