Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/01/2025, 06:31

General

  • Target

    JaffaCakes118_1ed1092d731bd439d033b76d3ef8f4a9.exe

  • Size

    196KB

  • MD5

    1ed1092d731bd439d033b76d3ef8f4a9

  • SHA1

    365f11c686efee4e5c1a35b488f6e854558d5778

  • SHA256

    d828ecf013db31afa74e628822ef3aa6631fbf07793c9e716ccf7a287f150ab2

  • SHA512

    c5d87cb14e9dd539e54b7cb52327b3d9c38928c7925090ef13e0056489f8c4628f1ff4efbe4cdf6a94b9a70ea6389f8e54ce862974d889ac906bf7a87bb2a972

  • SSDEEP

    3072:fDPLg5pn2snvcYqfTx1y4QfCeH884XRy9YKwrU33aW2pYvvOlA3y:fngn107N2aBxByjwQ33QpkvOl

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 10 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 18 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 11 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 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1ed1092d731bd439d033b76d3ef8f4a9.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1ed1092d731bd439d033b76d3ef8f4a9.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2108
    • C:\Users\Admin\AppData\Roaming\JaffaCakes118_1ed1092d731bd439d033b76d3ef8f4a9.exe
      "C:\Users\Admin\AppData\Roaming\JaffaCakes118_1ed1092d731bd439d033b76d3ef8f4a9.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2272
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        3⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3520
        • 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:2560
          • 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:1644
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:624
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:3956
        • 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:1316
          • 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:4848
        • 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\svihost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svihost.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\Roaming\svihost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svihost.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:3704

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\JaffaCakes118_1ed1092d731bd439d033b76d3ef8f4a9.exe.log

    Filesize

    319B

    MD5

    600936e187ce94453648a9245b2b42a5

    SHA1

    3349e5da3f713259244a2cbcb4a9dca777f637ed

    SHA256

    1493eb1dc75a64eb2eb06bc9eb2c864b78fc4a2c674108d5183ac7824013ff2d

    SHA512

    d41203f93ed77430dc570e82dc713f09d21942d75d1f9c3c84135421550ac2fa3845b7e46df70d2c57fe97d3a88e43c672771bb8b6433c44584c4e64646c1964

  • C:\Users\Admin\AppData\Roaming\JaffaCakes118_1ed1092d731bd439d033b76d3ef8f4a9.exe

    Filesize

    196KB

    MD5

    1ed1092d731bd439d033b76d3ef8f4a9

    SHA1

    365f11c686efee4e5c1a35b488f6e854558d5778

    SHA256

    d828ecf013db31afa74e628822ef3aa6631fbf07793c9e716ccf7a287f150ab2

    SHA512

    c5d87cb14e9dd539e54b7cb52327b3d9c38928c7925090ef13e0056489f8c4628f1ff4efbe4cdf6a94b9a70ea6389f8e54ce862974d889ac906bf7a87bb2a972

  • C:\Users\Admin\AppData\Roaming\Twain.dll

    Filesize

    18KB

    MD5

    2153e2d85da316a0fe302227e0f9af88

    SHA1

    48b334c27d604ce7d89c9c825d211d26427176cf

    SHA256

    645b30a3ef5cf05ad0df575fbbdbc05387b5493ce1778935b60d98681fea7bc0

    SHA512

    647b0b95622c2e9086f072ccf110371b38953619b4cb6697e259165ce12e0dd1854bc6351abb8f693d052d730f8790d72929a8c822a26ac369c372478c1e4fac

  • memory/2108-1-0x0000000075370000-0x0000000075921000-memory.dmp

    Filesize

    5.7MB

  • memory/2108-2-0x0000000075370000-0x0000000075921000-memory.dmp

    Filesize

    5.7MB

  • memory/2108-18-0x0000000075370000-0x0000000075921000-memory.dmp

    Filesize

    5.7MB

  • memory/2108-0-0x0000000075372000-0x0000000075373000-memory.dmp

    Filesize

    4KB

  • memory/2272-46-0x0000000075370000-0x0000000075921000-memory.dmp

    Filesize

    5.7MB

  • memory/2272-33-0x0000000075370000-0x0000000075921000-memory.dmp

    Filesize

    5.7MB

  • memory/2272-30-0x0000000075370000-0x0000000075921000-memory.dmp

    Filesize

    5.7MB

  • memory/2272-19-0x0000000075370000-0x0000000075921000-memory.dmp

    Filesize

    5.7MB

  • memory/3520-50-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3520-67-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3520-40-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3520-38-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3520-51-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3520-52-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3520-53-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3520-60-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3520-64-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3520-42-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3520-70-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3520-73-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3520-76-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3520-79-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3520-82-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3520-88-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3520-91-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3520-94-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB