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Analysis

  • max time kernel
    148s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/02/2025, 15:34

General

  • Target

    JaffaCakes118_26ea14c700ae6adceca69166a4bee5b2.exe

  • Size

    350KB

  • MD5

    26ea14c700ae6adceca69166a4bee5b2

  • SHA1

    c46939e9ddd512530db471a03f0459f020f79d9c

  • SHA256

    19458e47b930a78b047d87b5c776cd153b4c25098a66d10d4ad61e13e1a83994

  • SHA512

    ddbff5f8f99d2f58c359c5c606d08c552acbf222acf0193a93969d365aa66db4012ded4e2a1676d95d78d8099ae9d09f1259b3671e432aa2e2a529a32ead0eba

  • SSDEEP

    6144:1i843mWf+j/0bTzucNH4Sbz0eYtWg2Z2fbf9to99CWOU+EY6uh:1i8432j/0bTzucnYeh12f7Ly9CWOU+EA

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
  • 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
  • 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 18 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 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_26ea14c700ae6adceca69166a4bee5b2.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_26ea14c700ae6adceca69166a4bee5b2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3980
    • 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:2128
      • 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:4220
        • 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:4972
      • 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\vbc.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\vbc.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4704
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\vbc.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\vbc.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:5024
      • 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:2104
        • 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:3296
      • 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\dpei.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\dpei.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3512
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\dpei.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\dpei.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:4500

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    1.1MB

    MD5

    d881de17aa8f2e2c08cbb7b265f928f9

    SHA1

    08936aebc87decf0af6e8eada191062b5e65ac2a

    SHA256

    b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

    SHA512

    5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

  • memory/2128-21-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2128-48-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2128-5-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2128-65-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2128-9-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2128-12-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2128-62-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2128-19-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2128-20-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2128-32-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2128-59-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2128-29-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2128-55-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2128-39-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2128-42-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2128-45-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2128-25-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2128-52-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3980-0-0x0000000074A02000-0x0000000074A03000-memory.dmp

    Filesize

    4KB

  • memory/3980-2-0x0000000074A00000-0x0000000074FB1000-memory.dmp

    Filesize

    5.7MB

  • memory/3980-18-0x0000000074A00000-0x0000000074FB1000-memory.dmp

    Filesize

    5.7MB

  • memory/3980-1-0x0000000074A00000-0x0000000074FB1000-memory.dmp

    Filesize

    5.7MB