Analysis

  • max time kernel
    140s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2024 01:40

General

  • Target

    987479d24b50689b283c4098c4db39d5_JaffaCakes118.exe

  • Size

    140KB

  • MD5

    987479d24b50689b283c4098c4db39d5

  • SHA1

    d43d93d73cdc569787d7f306a170d181b88534a0

  • SHA256

    56246e742010b711745e48e61c2a34ada7bcd19c80224ce03d0b398dbe08ca26

  • SHA512

    c06eb09d62f2af207f3f6bd818b8bb47303c6cc54135fa263ba0ac2a401f74e420699a3376872f11e7926ca0c5769cb38ba3fee87a7020955ebde5eb3f4a8b92

  • SSDEEP

    3072:R3OVNXgWYmutXzUO8oD6mvwc/+HC4UNJjEenSDAr48Lp:FOojXAnDXixjda8Lp

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\987479d24b50689b283c4098c4db39d5_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\987479d24b50689b283c4098c4db39d5_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:1780
  • 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:3872
    • 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:2832
    • 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:220
    • 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:4024
    • 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:1468
    • 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:2948
    • 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:4956
    • 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:3084

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Fonts\unwise_.exe

    Filesize

    140KB

    MD5

    987479d24b50689b283c4098c4db39d5

    SHA1

    d43d93d73cdc569787d7f306a170d181b88534a0

    SHA256

    56246e742010b711745e48e61c2a34ada7bcd19c80224ce03d0b398dbe08ca26

    SHA512

    c06eb09d62f2af207f3f6bd818b8bb47303c6cc54135fa263ba0ac2a401f74e420699a3376872f11e7926ca0c5769cb38ba3fee87a7020955ebde5eb3f4a8b92

  • memory/1780-7-0x0000000000400000-0x00000000008DA000-memory.dmp

    Filesize

    4.9MB

  • memory/1780-1-0x0000000000A80000-0x0000000000A82000-memory.dmp

    Filesize

    8KB

  • memory/1780-0-0x0000000000400000-0x00000000008DA000-memory.dmp

    Filesize

    4.9MB

  • memory/3872-10-0x0000000000400000-0x00000000008DA000-memory.dmp

    Filesize

    4.9MB

  • memory/3872-8-0x0000000000400000-0x00000000008DA000-memory.dmp

    Filesize

    4.9MB

  • memory/3872-6-0x0000000000A40000-0x0000000000A42000-memory.dmp

    Filesize

    8KB

  • memory/3872-11-0x0000000000400000-0x00000000008DA000-memory.dmp

    Filesize

    4.9MB

  • memory/3872-13-0x0000000000400000-0x00000000008DA000-memory.dmp

    Filesize

    4.9MB

  • memory/3872-16-0x0000000000400000-0x00000000008DA000-memory.dmp

    Filesize

    4.9MB

  • memory/3872-17-0x0000000000400000-0x00000000008DA000-memory.dmp

    Filesize

    4.9MB

  • memory/3872-18-0x0000000000400000-0x00000000008DA000-memory.dmp

    Filesize

    4.9MB

  • memory/3872-20-0x0000000000400000-0x00000000008DA000-memory.dmp

    Filesize

    4.9MB

  • memory/3872-22-0x0000000000400000-0x00000000008DA000-memory.dmp

    Filesize

    4.9MB