Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/02/2025, 03:30

General

  • Target
    JaffaCakes118_096175198ac3f9e677270a33e3d8737c.exe
  • Size 1.0MB
  • Sample250220-d2qccsvras
  • SHA256 3f862357f9455d73d39216c84deb9ae7bd817207740162da46e0f9038e85a0b1
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 2 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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 40 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_096175198ac3f9e677270a33e3d8737c.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_096175198ac3f9e677270a33e3d8737c.exe"
    1⤵
    • Adds policy Run key to start application
    • Boot or Logon Autostart Execution: Active Setup
    • 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:2364
    • C:\Users\Admin\AppData\Local\Temp\C1GJEK.exe
      C:\Users\Admin\AppData\Local\Temp\C1GJEK.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:5352
      • C:\Users\Admin\AppData\Local\Temp\Crypted.exe
        "C:\Users\Admin\AppData\Local\Temp\Crypted.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4480
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
          4⤵
            PID:1944
          • C:\Users\Admin\AppData\Local\Temp\Crypted.exe
            C:\Users\Admin\AppData\Local\Temp\Crypted.exe
            4⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • Enumerates connected drives
            • Suspicious use of AdjustPrivilegeToken
            PID:3792
      • 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
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1420
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          3⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:4068
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_096175198ac3f9e677270a33e3d8737c.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_096175198ac3f9e677270a33e3d8737c.exe:*:Enabled:Windows Messanger" /f
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1908
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_096175198ac3f9e677270a33e3d8737c.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_096175198ac3f9e677270a33e3d8737c.exe:*:Enabled:Windows Messanger" /f
          3⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:1392
      • 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
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2516
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          3⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2220
      • 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\svchost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svchost.exe:*:Enabled:Windows Messanger" /f
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:5976
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\svchost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svchost.exe:*:Enabled:Windows Messanger" /f
          3⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2776

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          C1GJEK.exe

          • Path C:\Users\Admin\AppData\Local\Temp\C1GJEK.exe
          • Size 607KB
          • SHA256 42b9011edeb0199a0a975b47b0ee824e2bf366661bf4b16b85a49e173c63b69a
          • MD5 SHA1 SHA512 SSDEEP

          Crypted.exe

          • Path C:\Users\Admin\AppData\Local\Temp\Crypted.exe
          • Size 76KB
          • SHA256 444d7d3310d53264fdf32cce6efbae93c90e19141210d1ca3861082d151a772b
          • MD5 SHA1 SHA512 SSDEEP

          data.dat

          • Path C:\Users\Admin\AppData\Roaming\data.dat
          • Size 33B
          • SHA256 be88bf934bc3f33f96e37b2d4507bcfa7cf4ca50ba889a7e6a9a49dbf73327b5
          • MD5 SHA1 SHA512

          memory/2364-19-0x0000000077610000-0x0000000077700000-memory.dmp

          memory/2364-274-0x0000000077610000-0x0000000077700000-memory.dmp

          memory/2364-271-0x0000000077610000-0x0000000077700000-memory.dmp

          memory/2364-269-0x0000000000400000-0x000000000046B000-memory.dmp

          memory/2364-0-0x0000000000400000-0x000000000046B000-memory.dmp

          memory/2364-18-0x0000000077631000-0x0000000077632000-memory.dmp

          memory/2364-20-0x0000000077610000-0x0000000077700000-memory.dmp

          memory/3792-41-0x0000000000580000-0x0000000000581000-memory.dmp

          memory/3792-40-0x00000000001E0000-0x00000000001E1000-memory.dmp

          memory/4480-39-0x0000000010420000-0x0000000010430000-memory.dmp

          memory/4480-32-0x0000000010410000-0x0000000010420000-memory.dmp

          memory/4480-33-0x0000000010410000-0x0000000010420000-memory.dmp

          memory/5352-21-0x0000000001610000-0x0000000001620000-memory.dmp

          memory/5352-13-0x000000001C8C0000-0x000000001C95C000-memory.dmp

          memory/5352-31-0x00007FFB08740000-0x00007FFB090E1000-memory.dmp

          memory/5352-11-0x000000001C350000-0x000000001C81E000-memory.dmp

          memory/5352-14-0x0000000001740000-0x0000000001748000-memory.dmp

          memory/5352-15-0x000000001C9F0000-0x000000001CA3C000-memory.dmp

          memory/5352-12-0x00007FFB08740000-0x00007FFB090E1000-memory.dmp

          memory/5352-10-0x00007FFB08740000-0x00007FFB090E1000-memory.dmp

          memory/5352-9-0x000000001BDD0000-0x000000001BE76000-memory.dmp

          memory/5352-8-0x00007FFB089F5000-0x00007FFB089F6000-memory.dmp