Analysis

  • max time kernel
    148s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/02/2025, 10:08

General

  • Target

    JaffaCakes118_253507afe0df86a8ebb94bc53d95642d.exe

  • Size

    280KB

  • MD5

    253507afe0df86a8ebb94bc53d95642d

  • SHA1

    cea1f9a0468cd58fecab536f822483f5d7bd0619

  • SHA256

    733db86b3ebceee1b42aa2f2276a867aa4446159e3dcf69c9de1f9ed69786c32

  • SHA512

    c7638e26a366f8a86685cdd8d24b5930de44190b57403f2ba62541c2f6c9ac8941029b31b1237c19a3f5dbabede91bd492206daaf60002786f9969a6f3e80d04

  • SSDEEP

    6144:Hjm3uNscr3+wwsQkrGiwnxRVO0DwtmoXdPC1w:HjS4s40sQEtsq0kt

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 15 IoCs
  • Modifies firewall policy service 3 TTPs 10 IoCs
  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 18 IoCs

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

  • Drops file in Windows directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

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

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_253507afe0df86a8ebb94bc53d95642d.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_253507afe0df86a8ebb94bc53d95642d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3128
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
      2⤵
      • Adds policy Run key to start application
      • Boot or Logon Autostart Execution: Active Setup
      • Adds Run key to start application
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2200
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1520
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:1628
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2932
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:4568
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1152
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:4196
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\kim.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\kim.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2836
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\kim.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\kim.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:4600

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2200-16-0x0000000000400000-0x00000000005D8000-memory.dmp

    Filesize

    1.8MB

  • memory/2200-20-0x0000000000400000-0x00000000005D8000-memory.dmp

    Filesize

    1.8MB

  • memory/2200-60-0x0000000000400000-0x00000000005D8000-memory.dmp

    Filesize

    1.8MB

  • memory/2200-3-0x0000000000400000-0x00000000005D8000-memory.dmp

    Filesize

    1.8MB

  • memory/2200-7-0x0000000000400000-0x00000000005D8000-memory.dmp

    Filesize

    1.8MB

  • memory/2200-9-0x0000000000400000-0x00000000005D8000-memory.dmp

    Filesize

    1.8MB

  • memory/2200-5-0x0000000000400000-0x00000000005D8000-memory.dmp

    Filesize

    1.8MB

  • memory/2200-13-0x0000000000400000-0x00000000005D8000-memory.dmp

    Filesize

    1.8MB

  • memory/2200-53-0x0000000000400000-0x00000000005D8000-memory.dmp

    Filesize

    1.8MB

  • memory/2200-24-0x0000000000400000-0x00000000005D8000-memory.dmp

    Filesize

    1.8MB

  • memory/2200-47-0x0000000000400000-0x00000000005D8000-memory.dmp

    Filesize

    1.8MB

  • memory/2200-44-0x0000000000400000-0x00000000005D8000-memory.dmp

    Filesize

    1.8MB

  • memory/2200-15-0x0000000000400000-0x00000000005D8000-memory.dmp

    Filesize

    1.8MB

  • memory/2200-27-0x0000000000400000-0x00000000005D8000-memory.dmp

    Filesize

    1.8MB

  • memory/2200-30-0x0000000000400000-0x00000000005D8000-memory.dmp

    Filesize

    1.8MB

  • memory/2200-34-0x0000000000400000-0x00000000005D8000-memory.dmp

    Filesize

    1.8MB

  • memory/2200-37-0x0000000000400000-0x00000000005D8000-memory.dmp

    Filesize

    1.8MB

  • memory/2200-40-0x0000000000400000-0x00000000005D8000-memory.dmp

    Filesize

    1.8MB

  • memory/3128-0-0x0000000075262000-0x0000000075263000-memory.dmp

    Filesize

    4KB

  • memory/3128-1-0x0000000075260000-0x0000000075811000-memory.dmp

    Filesize

    5.7MB

  • memory/3128-14-0x0000000075260000-0x0000000075811000-memory.dmp

    Filesize

    5.7MB

  • memory/3128-2-0x0000000075260000-0x0000000075811000-memory.dmp

    Filesize

    5.7MB