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Analysis

  • max time kernel
    140s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    09/07/2024, 10:01

General

  • Target

    2fecd87948f115c4aad324f544e24d97_JaffaCakes118.exe

  • Size

    144KB

  • MD5

    2fecd87948f115c4aad324f544e24d97

  • SHA1

    f5858976c2bb50dafdd305750dcd8b26785abdb5

  • SHA256

    6908443c51099ce928f43971c833de4066a8a4b302ea2af92f690eb68cd6e025

  • SHA512

    e81ab2916ff72b7726ba5c5bd97995c10e31f6552430671079a3c990adbec40e9e743547476ddea0ad3280db92c8d5f6af0c22da89fe8577b0473e8df6964362

  • SSDEEP

    3072:TjcrKunQngXHNz1i2XlCmYBsqy0f7VMzRmle4YPvjil47tJYY34U:Tjdu4eHL91CmYWqrxMglaWl4Z

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.

  • 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 System32 directory 1 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.

  • Modifies data under HKEY_USERS 50 IoCs
  • Suspicious use of AdjustPrivilegeToken 11 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2fecd87948f115c4aad324f544e24d97_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2fecd87948f115c4aad324f544e24d97_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:1656
  • 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
    • Drops file in System32 directory
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2436
    • 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
      • Modifies data under HKEY_USERS
      PID:2404
    • 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
      • Modifies data under HKEY_USERS
      PID:2676
    • 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
      • Modifies data under HKEY_USERS
      PID:2764
    • 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
      • Modifies data under HKEY_USERS
      PID:2912
    • 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
      • Modifies data under HKEY_USERS
      PID:2636
    • 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
      • Modifies data under HKEY_USERS
      PID:2816
    • 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
      • Modifies data under HKEY_USERS
      PID:2556

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Fonts\unwise_.exe

    Filesize

    144KB

    MD5

    2fecd87948f115c4aad324f544e24d97

    SHA1

    f5858976c2bb50dafdd305750dcd8b26785abdb5

    SHA256

    6908443c51099ce928f43971c833de4066a8a4b302ea2af92f690eb68cd6e025

    SHA512

    e81ab2916ff72b7726ba5c5bd97995c10e31f6552430671079a3c990adbec40e9e743547476ddea0ad3280db92c8d5f6af0c22da89fe8577b0473e8df6964362

  • memory/1656-8-0x0000000000400000-0x00000000008D8FFF-memory.dmp

    Filesize

    4.8MB

  • memory/1656-3-0x0000000000220000-0x0000000000222000-memory.dmp

    Filesize

    8KB

  • memory/1656-0-0x0000000000400000-0x00000000008D8FFF-memory.dmp

    Filesize

    4.8MB

  • memory/2436-9-0x0000000000400000-0x00000000008D8FFF-memory.dmp

    Filesize

    4.8MB

  • memory/2436-6-0x0000000000220000-0x0000000000222000-memory.dmp

    Filesize

    8KB

  • memory/2436-5-0x0000000000400000-0x00000000008D8FFF-memory.dmp

    Filesize

    4.8MB

  • memory/2436-10-0x0000000000400000-0x00000000008D8FFF-memory.dmp

    Filesize

    4.8MB

  • memory/2436-12-0x0000000000400000-0x00000000008D8FFF-memory.dmp

    Filesize

    4.8MB

  • memory/2436-16-0x0000000000400000-0x00000000008D8FFF-memory.dmp

    Filesize

    4.8MB

  • memory/2436-18-0x0000000000400000-0x00000000008D8FFF-memory.dmp

    Filesize

    4.8MB

  • memory/2436-19-0x0000000000400000-0x00000000008D8FFF-memory.dmp

    Filesize

    4.8MB

  • memory/2436-20-0x0000000000400000-0x00000000008D8FFF-memory.dmp

    Filesize

    4.8MB

  • memory/2436-21-0x0000000000400000-0x00000000008D8FFF-memory.dmp

    Filesize

    4.8MB

  • memory/2436-23-0x0000000000400000-0x00000000008D8FFF-memory.dmp

    Filesize

    4.8MB