Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    04/03/2025, 09:19

General

  • Target

    JaffaCakes118_4c7d5c7743338443bc1b768b2e4a2a76.exe

  • Size

    652KB

  • MD5

    4c7d5c7743338443bc1b768b2e4a2a76

  • SHA1

    342f4dc3be20df70c39be18e45e7bcf85df9989d

  • SHA256

    63e10d018a126282cf3855a9818904b7c1af84a592114b4bda4e760617c051ce

  • SHA512

    5bf0ef7ccd88911594c16555dc0bc4f697630d778b5f86afd6646ea54f3c2db55eadae6e50d3fd7846f9779cfb74e73643d53781fc79020744df813205663879

  • SSDEEP

    12288:Xvoz/t3bDiFtMI0bQxl+0FS/FMApyX/02A2l0ULsXaATlRA9cGUnSe1nd:gpLTKwCsX7XAujXnd

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 17 IoCs
  • Modifies firewall policy service 3 TTPs 8 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.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 21 IoCs

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

  • 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 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4c7d5c7743338443bc1b768b2e4a2a76.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4c7d5c7743338443bc1b768b2e4a2a76.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2504
    • C:\ProgramData\syshost.exe
      C:\ProgramData\syshost.exe
      2⤵
      • Adds policy Run key to start application
      • Boot or Logon Autostart Execution: Active Setup
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2416
      • 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:2752
        • 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:2632
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\ProgramData\syshost.exe" /t REG_SZ /d "C:\ProgramData\syshost.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2224
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\ProgramData\syshost.exe" /t REG_SZ /d "C:\ProgramData\syshost.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2668
      • 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:2996
        • 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:2652
      • 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\2JT4PMS1VJ.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\2JT4PMS1VJ.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2468
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\2JT4PMS1VJ.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\2JT4PMS1VJ.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2524

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \ProgramData\syshost.exe

    Filesize

    6KB

    MD5

    36c689700adbb227867e409938607270

    SHA1

    6123e236f73faa37600a60107a5b167980b83a61

    SHA256

    a2158014ecd471868954d0e97397f9df43e310c48d56fa0b5a6ef908dc654adf

    SHA512

    c75728ed30135032a6755e33b9034b98c871554c33a4b8ba1586e0b3282dbc65e3b61571d407365b24289dae2de56b514ef0db744f85e6648dc6432a33b85fef

  • memory/2416-32-0x00000000775A0000-0x00000000776B0000-memory.dmp

    Filesize

    1.1MB

  • memory/2416-36-0x00000000775A0000-0x00000000776B0000-memory.dmp

    Filesize

    1.1MB

  • memory/2416-56-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2416-12-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-20-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-55-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-22-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-19-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-16-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-37-0x00000000775A0000-0x00000000776B0000-memory.dmp

    Filesize

    1.1MB

  • memory/2416-10-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-31-0x00000000775B8000-0x00000000775B9000-memory.dmp

    Filesize

    4KB

  • memory/2416-33-0x00000000775A0000-0x00000000776B0000-memory.dmp

    Filesize

    1.1MB

  • memory/2416-34-0x00000000775A0000-0x00000000776B0000-memory.dmp

    Filesize

    1.1MB

  • memory/2416-53-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-52-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-35-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-13-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-38-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-39-0x00000000775A0000-0x00000000776B0000-memory.dmp

    Filesize

    1.1MB

  • memory/2416-40-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-41-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-43-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-44-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-45-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-47-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-48-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-49-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2416-51-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2504-3-0x0000000074D90000-0x000000007533B000-memory.dmp

    Filesize

    5.7MB

  • memory/2504-0-0x0000000074D91000-0x0000000074D92000-memory.dmp

    Filesize

    4KB

  • memory/2504-23-0x0000000074D90000-0x000000007533B000-memory.dmp

    Filesize

    5.7MB

  • memory/2504-1-0x0000000074D90000-0x000000007533B000-memory.dmp

    Filesize

    5.7MB