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Analysis

  • max time kernel
    149s
  • 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
    20/02/2025, 22:44

General

  • Target

    JaffaCakes118_0e9e4d8e7d62d797fa9312d5074bd9c0.exe

  • Size

    306KB

  • MD5

    0e9e4d8e7d62d797fa9312d5074bd9c0

  • SHA1

    ddac544e623748266409d75d0d9f5b5ae914e1e7

  • SHA256

    ef5006503e61ce660d74fbd9f452e56402a3ba5201047864e32e7c440b9b3bb9

  • SHA512

    8f11b4758b2fa33960302b06bd7ec4aaec203725e29637df6677c34940583adb2ce8b0afb5d840adf1be6dc44f6ccc98a483ac4f7f10905dcf248fa09d2f7f8e

  • SSDEEP

    6144:FfNdLF0ocp0dyd+97C6H8nnMHPer11XgUfcgxFomgXHsMjoSb:FFdLF9S0deQJ8n7RkgxFZgXxoSb

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 10 IoCs
  • Modifies firewall policy service 3 TTPs 10 IoCs
  • 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 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 20 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 14 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 6 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0e9e4d8e7d62d797fa9312d5074bd9c0.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0e9e4d8e7d62d797fa9312d5074bd9c0.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4136
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\JEDnl.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4620
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "WinUpdt" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:3964
    • C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe
      "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4628
      • C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe
        "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:5104
        • 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:5072
          • 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:3008
        • 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\Window Updates\winupdt2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4324
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:3428
        • 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:1684
          • 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:5028
        • 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\Windows Updater.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows Updater.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3368
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Windows Updater.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows Updater.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:400
      • C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe
        "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:4364

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\JEDnl.txt

    Filesize

    152B

    MD5

    49bb161b07149b1bda99901c71d98b1f

    SHA1

    e5e3b389c09d551bd8f3a4cf71ee30e566fdf6e2

    SHA256

    734c4f48449a118dbdfbbe4971ecf112b26b2b45d1889678c01dea98eb5767d8

    SHA512

    da09a2af9b7f9528916ab719ed97ee8b61179bba92016eaed64b3e7d6bf08646801aeeb0eb332bdde175eb64b48106f7cf2fe2bf01ea6128753e4ce1d48707be

  • C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.txt

    Filesize

    306KB

    MD5

    42f1604b8c7cf41d9b6b8863cfaac8c9

    SHA1

    3a70b6b327dc8e8e02831c547491ad3e6aa9880c

    SHA256

    e397767c94f8cd877f2baec3ec150a979f4d53eed414e4e307972cb1c5628d4e

    SHA512

    7e22ce29a15d1079bea2f74b0107eb6b3613f762afb137a616d5179bcd83b45d2a659234fa169e9e5810c00a6a7cad8464a58840c776c0a7ee79935619a6967f

  • memory/4136-29-0x0000000000400000-0x00000000005C9000-memory.dmp

    Filesize

    1.8MB

  • memory/4136-0-0x0000000000400000-0x00000000005C9000-memory.dmp

    Filesize

    1.8MB

  • memory/4364-41-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4364-54-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4364-46-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4364-48-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4628-52-0x0000000000400000-0x00000000005C9000-memory.dmp

    Filesize

    1.8MB

  • memory/5104-35-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/5104-37-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/5104-53-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/5104-32-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/5104-55-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/5104-57-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/5104-60-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/5104-62-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/5104-64-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/5104-67-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/5104-69-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/5104-76-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB