Analysis

  • max time kernel
    148s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    14/02/2025, 13:09

General

  • Target

    JaffaCakes118_f82ac35bf52d1f5ad8f6b5f29acb3f28.exe

  • Size

    308KB

  • MD5

    f82ac35bf52d1f5ad8f6b5f29acb3f28

  • SHA1

    4a9ac9912e1f0ca668f2da7913b4533104fb531d

  • SHA256

    a7f883e29e6f9210ef7546e715bd25aac14679d251ddf8b1a22d15b47c7e790a

  • SHA512

    1d82ee03ae41690e74b3aa0360dc671cc15b0d8e930992ce05429748b5f7f4d21587e0fadb9b4189360609e5719403a08a543facc05e8c81d1cfb24c7084e330

  • SSDEEP

    6144:8IlNxDlbni74D1CXWFyZEyaz3ZG7UVfuc96FeG39B85VDyqbr00:DbxDJxCcaRq3B56k5VDyu40

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 16 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 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • 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 42 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f82ac35bf52d1f5ad8f6b5f29acb3f28.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f82ac35bf52d1f5ad8f6b5f29acb3f28.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1844
    • C:\Users\Admin\AppData\Local\Temp\vbc.exe
      C:\Users\Admin\AppData\Local\Temp\vbc.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:3044
      • 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:3056
        • 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:2596
      • 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_f82ac35bf52d1f5ad8f6b5f29acb3f28.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f82ac35bf52d1f5ad8f6b5f29acb3f28.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2700
        • 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_f82ac35bf52d1f5ad8f6b5f29acb3f28.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f82ac35bf52d1f5ad8f6b5f29acb3f28.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2588
      • 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:2552
        • 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:2640
      • 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\CCC..exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\CCC..exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2856
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\CCC..exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\CCC..exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2848

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\CCC..exe

    Filesize

    308KB

    MD5

    f82ac35bf52d1f5ad8f6b5f29acb3f28

    SHA1

    4a9ac9912e1f0ca668f2da7913b4533104fb531d

    SHA256

    a7f883e29e6f9210ef7546e715bd25aac14679d251ddf8b1a22d15b47c7e790a

    SHA512

    1d82ee03ae41690e74b3aa0360dc671cc15b0d8e930992ce05429748b5f7f4d21587e0fadb9b4189360609e5719403a08a543facc05e8c81d1cfb24c7084e330

  • \Users\Admin\AppData\Local\Temp\vbc.exe

    Filesize

    1.1MB

    MD5

    34aa912defa18c2c129f1e09d75c1d7e

    SHA1

    9c3046324657505a30ecd9b1fdb46c05bde7d470

    SHA256

    6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

    SHA512

    d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

  • memory/1844-24-0x0000000074940000-0x0000000074EEB000-memory.dmp

    Filesize

    5.7MB

  • memory/1844-1-0x0000000074940000-0x0000000074EEB000-memory.dmp

    Filesize

    5.7MB

  • memory/1844-2-0x0000000074940000-0x0000000074EEB000-memory.dmp

    Filesize

    5.7MB

  • memory/1844-0-0x0000000074941000-0x0000000074942000-memory.dmp

    Filesize

    4KB

  • memory/3044-21-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3044-37-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3044-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3044-10-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3044-8-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3044-26-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3044-16-0x0000000000010000-0x0000000000011000-memory.dmp

    Filesize

    4KB

  • memory/3044-22-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3044-14-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3044-31-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3044-7-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3044-20-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3044-36-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3044-38-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3044-39-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3044-40-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3044-44-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3044-45-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3044-46-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3044-52-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3044-53-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3044-55-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3044-56-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3044-57-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB