Analysis

  • max time kernel
    16s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    30/03/2025, 19:55

General

  • Target

    JaffaCakes118_9910fa29b8f629fef294a96faacb9d3f.exe

  • Size

    1.6MB

  • MD5

    9910fa29b8f629fef294a96faacb9d3f

  • SHA1

    39fef68135b3e264bbf5e772f77f3d597f68a1b4

  • SHA256

    9a9867db74c4f73b05f9846aa61d8216b50c280f71abc28bf05a7c4cf1df07ed

  • SHA512

    5e9c48961ab2f04ad8e8707d2806673500b01a2b9f4388372116afbc0c3f4dddb51e0bc949fb473e8ae7aebd5514417a9c042c99c83c60fce1ad5d0080f17861

  • SSDEEP

    49152:kt586pw9pIf4QzpbdmpXm3Qx2RzevU9NQ85T/:giSr1z3cWAx2RzKgm85/

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 5 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 5 IoCs

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

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 7 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 13 IoCs

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

  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 14 IoCs

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

  • Modifies registry class 5 IoCs
  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 51 IoCs
  • Suspicious use of FindShellTrayWindow 24 IoCs
  • Suspicious use of SendNotifyMessage 14 IoCs
  • Suspicious use of SetWindowsHookEx 9 IoCs
  • Suspicious use of WriteProcessMemory 63 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9910fa29b8f629fef294a96faacb9d3f.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9910fa29b8f629fef294a96faacb9d3f.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1488
    • C:\Users\Admin\AppData\Local\Temp\tmp1.exe
      "C:\Users\Admin\AppData\Local\Temp\tmp1.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3020
      • C:\Users\Admin\AppData\Local\Temp\tmp1.exe
        "C:\Users\Admin\AppData\Local\Temp\tmp1.exe"
        3⤵
        • 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:2196
        • 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
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1524
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:2176
        • 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\tmp1.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\tmp1.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1184
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\tmp1.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\tmp1.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:2976
        • 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
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1332
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:880
        • 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
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1160
          • 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
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1580
    • C:\Users\Admin\AppData\Local\Temp\tmp2.exe
      "C:\Users\Admin\AppData\Local\Temp\tmp2.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2188
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2660
    • C:\Users\Admin\AppData\Roaming\svchost.exe
      "C:\Users\Admin\AppData\Roaming\svchost.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2676
      • C:\Users\Admin\AppData\Roaming\svchost.exe
        "C:\Users\Admin\AppData\Roaming\svchost.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:1092
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x5a0
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1692

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\tmp1.exe

    Filesize

    217KB

    MD5

    3bbd4585baaf29b976455cb2d27cea8c

    SHA1

    6de8c5727908c2a302851f46d8ce15b3d2559bf9

    SHA256

    9d27c98acae09233dd8c7b895501a561d1b07e8926ff224950dde021a0111e69

    SHA512

    068f3afa82422953b286f4327430ae45f3b5d8fec4c729186cf132bc9d06b904521163c9be97221bc3d2da7e505e7a3b83f58957c00742adae55e9bb37615199

  • \Users\Admin\AppData\Local\Temp\tmp2.exe

    Filesize

    1.3MB

    MD5

    a4a35c295f029ae2b5a8d5bb50e1f66d

    SHA1

    4d4afc22493230a2e7f2a2403681e4307f235ad9

    SHA256

    1d069f565744fd229e5f729616f5c952c0b10e88c8b90d0e0ad017deea91d6d8

    SHA512

    f55e0a3f2918f0465a2834af263f5b267b4626c70cac460de11e736ac60e74dd9e610364e2107572b72ef3c62162baecfe82b473dd7d8f0d2e20ba344f50bbb0

  • memory/1092-67-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/1488-20-0x00000000004F0000-0x000000000051C000-memory.dmp

    Filesize

    176KB

  • memory/2188-51-0x0000000000230000-0x000000000025C000-memory.dmp

    Filesize

    176KB

  • memory/2188-48-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/2188-68-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/2188-21-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/2188-26-0x0000000000230000-0x000000000025C000-memory.dmp

    Filesize

    176KB

  • memory/2188-27-0x0000000000230000-0x000000000025C000-memory.dmp

    Filesize

    176KB

  • memory/2196-39-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2196-33-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2196-32-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2196-31-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2196-34-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2196-36-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2196-40-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2196-42-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2196-69-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2196-73-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB