Analysis

  • max time kernel
    149s
  • 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
    08-12-2024 00:02

General

  • Target

    d446284002f47cbf7f565e80a16c3854_JaffaCakes118.exe

  • Size

    137KB

  • MD5

    d446284002f47cbf7f565e80a16c3854

  • SHA1

    9bd0cd9833efdc7154c3d7dd99914dbb17e6fbd3

  • SHA256

    11c0fd540f52098dd29fd81ade38bdee44e3f45a44485a43699d1275d253e7b6

  • SHA512

    9002454217757f2d225f81d0f967141771663ee01fc8a13ee429a8a5da67760990f6e1997eebe8169a8ff2c0c8619b6b025cd388d92d6216947a2a391556b8b8

  • SSDEEP

    3072:sjcrKunQngXHNz1i2XlCmYBsqy0f7VMzRmle4YPvjil47tJYY3:sjdu4eHL91CmYWqrxMglaWl4Z

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\d446284002f47cbf7f565e80a16c3854_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d446284002f47cbf7f565e80a16c3854_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:512
  • 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:1956
    • 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:3108
    • 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:1172
    • 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:1568
    • 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:4960
    • 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:4844
    • 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:2016
    • 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:3740

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Fonts\unwise_.exe

    Filesize

    137KB

    MD5

    d446284002f47cbf7f565e80a16c3854

    SHA1

    9bd0cd9833efdc7154c3d7dd99914dbb17e6fbd3

    SHA256

    11c0fd540f52098dd29fd81ade38bdee44e3f45a44485a43699d1275d253e7b6

    SHA512

    9002454217757f2d225f81d0f967141771663ee01fc8a13ee429a8a5da67760990f6e1997eebe8169a8ff2c0c8619b6b025cd388d92d6216947a2a391556b8b8

  • memory/512-0-0x0000000000400000-0x00000000008E3000-memory.dmp

    Filesize

    4.9MB

  • memory/512-1-0x0000000000B80000-0x0000000000B82000-memory.dmp

    Filesize

    8KB

  • memory/512-8-0x0000000000400000-0x00000000008E3000-memory.dmp

    Filesize

    4.9MB

  • memory/1956-6-0x0000000000400000-0x00000000008E3000-memory.dmp

    Filesize

    4.9MB

  • memory/1956-7-0x0000000000C10000-0x0000000000C12000-memory.dmp

    Filesize

    8KB

  • memory/1956-9-0x0000000000400000-0x00000000008E3000-memory.dmp

    Filesize

    4.9MB

  • memory/1956-11-0x0000000000400000-0x00000000008E3000-memory.dmp

    Filesize

    4.9MB

  • memory/1956-14-0x0000000000400000-0x00000000008E3000-memory.dmp

    Filesize

    4.9MB

  • memory/1956-17-0x0000000000400000-0x00000000008E3000-memory.dmp

    Filesize

    4.9MB

  • memory/1956-20-0x0000000000400000-0x00000000008E3000-memory.dmp

    Filesize

    4.9MB

  • memory/1956-23-0x0000000000400000-0x00000000008E3000-memory.dmp

    Filesize

    4.9MB