Analysis

  • max time kernel
    148s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/01/2025, 23:01

General

  • Target

    JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe

  • Size

    793KB

  • MD5

    50327a2c74bd40e5e4d103a3c4111fcf

  • SHA1

    a67c36840e993bcf311bd14e410b011bd85010df

  • SHA256

    30c5d869f498b0f5829d0fee3c239cd2712fe3a14732026fe6daf8f92555439a

  • SHA512

    304307e4ebfbd7789e4531ad411138217755418714151574264b2c542712b36739f66543a4dc05bd3a28709c1ad223b6439eacd3c6ebc32b310fcbe0b902e524

  • SSDEEP

    24576:OjgU6ETibMsiiNCNmBs9Yq5SaPf5WZKF:dU6ETibMsiiNCt97oaX5OKF

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 12 IoCs
  • Modifies firewall policy service 3 TTPs 10 IoCs
  • Executes dropped EXE 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • 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 35 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50327a2c74bd40e5e4d103a3c4111fcf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5080
    • C:\Users\Admin\AppData\Roaming\Steamservice.exe
      C:\Users\Admin\AppData\Roaming\Steamservice.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4860
      • 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:4100
        • 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:1664
      • 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\Steamservice.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Steamservice.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2496
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Steamservice.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Steamservice.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:3120
      • 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:3692
        • 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:2380
      • 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\6ZKY5N6S1Q.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\6ZKY5N6S1Q.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3224
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\6ZKY5N6S1Q.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\6ZKY5N6S1Q.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:3788
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5080 -s 1156
      2⤵
      • Program crash
      PID:3800
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5080 -ip 5080
    1⤵
      PID:2640

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      1KB

      MD5

      d8e7637c0c4889b318f1014bce3a3f66

      SHA1

      1ddb18c609fca498b7f41cf70dfd295b91f95ab9

      SHA256

      cf67a5b89de19d3e9f91e3ebf43162caea7532a51689225161e97cd7b56a717f

      SHA512

      bb5c82628a754975343cd192f3d656007e40c1e7a2c3d5dad5030f029783c2bdcb34d4b33768c5a4abbd6029692c1bde0bda9038a35e933d3e7669fbafe61791

    • memory/4860-7-0x0000000000400000-0x000000000045A000-memory.dmp

      Filesize

      360KB

    • memory/4860-23-0x0000000000400000-0x000000000045A000-memory.dmp

      Filesize

      360KB

    • memory/4860-39-0x0000000000400000-0x000000000045A000-memory.dmp

      Filesize

      360KB

    • memory/4860-37-0x0000000000400000-0x000000000045A000-memory.dmp

      Filesize

      360KB

    • memory/4860-36-0x0000000000400000-0x000000000045A000-memory.dmp

      Filesize

      360KB

    • memory/4860-11-0x0000000000400000-0x000000000045A000-memory.dmp

      Filesize

      360KB

    • memory/4860-32-0x0000000000400000-0x000000000045A000-memory.dmp

      Filesize

      360KB

    • memory/4860-31-0x0000000000400000-0x000000000045A000-memory.dmp

      Filesize

      360KB

    • memory/4860-30-0x0000000000400000-0x000000000045A000-memory.dmp

      Filesize

      360KB

    • memory/4860-28-0x0000000000400000-0x000000000045A000-memory.dmp

      Filesize

      360KB

    • memory/4860-27-0x0000000000400000-0x000000000045A000-memory.dmp

      Filesize

      360KB

    • memory/4860-24-0x0000000000400000-0x000000000045A000-memory.dmp

      Filesize

      360KB

    • memory/5080-14-0x0000000005210000-0x00000000052A2000-memory.dmp

      Filesize

      584KB

    • memory/5080-12-0x0000000005550000-0x0000000005594000-memory.dmp

      Filesize

      272KB

    • memory/5080-13-0x0000000005630000-0x00000000056CC000-memory.dmp

      Filesize

      624KB

    • memory/5080-2-0x0000000005930000-0x0000000005ED4000-memory.dmp

      Filesize

      5.6MB

    • memory/5080-20-0x0000000005200000-0x000000000520A000-memory.dmp

      Filesize

      40KB

    • memory/5080-0-0x000000007450E000-0x000000007450F000-memory.dmp

      Filesize

      4KB

    • memory/5080-22-0x0000000074500000-0x0000000074CB0000-memory.dmp

      Filesize

      7.7MB

    • memory/5080-21-0x00000000057C0000-0x0000000005816000-memory.dmp

      Filesize

      344KB

    • memory/5080-1-0x0000000000780000-0x000000000084C000-memory.dmp

      Filesize

      816KB

    • memory/5080-4-0x0000000005380000-0x000000000544A000-memory.dmp

      Filesize

      808KB

    • memory/5080-3-0x0000000074500000-0x0000000074CB0000-memory.dmp

      Filesize

      7.7MB