Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-12-2024 19:13

General

  • Target

    f0466f63db57f3a629cb37a54de3e202_JaffaCakes118.exe

  • Size

    171KB

  • MD5

    f0466f63db57f3a629cb37a54de3e202

  • SHA1

    d9d5be3efec8964b53c054e65c14e586b6196222

  • SHA256

    e0bac03f4bf0f79e71fd185fee80fb310d35c6a73e0c19243d532df1767e9af6

  • SHA512

    a7976767d282294c560348ea4d3be81b5d1025ee7b3c5b1740a2dfe2f01c4a07747fa8b01d85bbb640be79c813910154e7c85a9b06ed66df31926e6299f07b96

  • SSDEEP

    3072:SX52abdMtQMSd1w9nRJYlgVxIN9h1PN84mOyWxe7T:q5nb3i9nRJ+gVE/88xen

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.

  • Metasploit family
  • Modifies firewall policy service 3 TTPs 8 IoCs
  • Windows security bypass 2 TTPs 4 IoCs
  • Modifies Windows Firewall 2 TTPs 7 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Windows security modification 2 TTPs 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 21 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies data under HKEY_USERS 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 11 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f0466f63db57f3a629cb37a54de3e202_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f0466f63db57f3a629cb37a54de3e202_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4948
  • C:\Windows\Fonts\unwise_.exe
    "C:\Windows\Fonts\unwise_.exe"
    1⤵
    • Modifies firewall policy service
    • Windows security bypass
    • Deletes itself
    • Executes dropped EXE
    • Windows security modification
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:772
    • C:\Windows\SysWOW64\netsh.exe
      "C:\Windows\System32\netsh.exe" firewall set portopening TCP 445 NB
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:2680
    • C:\Windows\SysWOW64\netsh.exe
      "C:\Windows\System32\netsh.exe" firewall set portopening TCP 139 NB
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:4112
    • C:\Windows\SysWOW64\netsh.exe
      "C:\Windows\System32\netsh.exe" firewall set portopening TCP 1013 BS
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:3048
    • C:\Windows\SysWOW64\netsh.exe
      "C:\Windows\System32\netsh.exe" firewall set portopening TCP 9999 PORT1
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:3964
    • C:\Windows\SysWOW64\netsh.exe
      "C:\Windows\System32\netsh.exe" firewall set portopening TCP 9991 PORT2
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:220
    • C:\Windows\SysWOW64\netsh.exe
      "C:\Windows\System32\netsh.exe" firewall add allowedprogram "C:\Windows\Fonts\unwise_.exe" workstation ENABLE ALL
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:2992
    • C:\Windows\SysWOW64\netsh.exe
      "C:\Windows\System32\netsh.exe" firewall set allowedprogram "C:\Windows\Fonts\unwise_.exe" workstation ENABLE ALL
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:2660

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\Fonts\unwise_.exe

    Filesize

    171KB

    MD5

    f0466f63db57f3a629cb37a54de3e202

    SHA1

    d9d5be3efec8964b53c054e65c14e586b6196222

    SHA256

    e0bac03f4bf0f79e71fd185fee80fb310d35c6a73e0c19243d532df1767e9af6

    SHA512

    a7976767d282294c560348ea4d3be81b5d1025ee7b3c5b1740a2dfe2f01c4a07747fa8b01d85bbb640be79c813910154e7c85a9b06ed66df31926e6299f07b96

  • memory/772-6-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/772-7-0x0000000000E00000-0x0000000000E02000-memory.dmp

    Filesize

    8KB

  • memory/772-9-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/772-11-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/772-14-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/772-17-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/772-20-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/772-23-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/4948-0-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/4948-1-0x00000000023C0000-0x00000000023C2000-memory.dmp

    Filesize

    8KB

  • memory/4948-8-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB