Analysis

  • max time kernel
    148s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27-01-2025 09:25

General

  • Target

    JaffaCakes118_3e2848e3de98d233d4711dde2cfda5a2.exe

  • Size

    184KB

  • MD5

    3e2848e3de98d233d4711dde2cfda5a2

  • SHA1

    aebb7af6b0609341c6e6bb9bd7ae0136915a2190

  • SHA256

    c422aac516a63fa3585cde1b9fce2ff60725d4be731cfdbb01d4490d549545ff

  • SHA512

    72ceeecd3d49a0fb2f0ad3c903ad810c155cb94a484f24497bed8ab9d7bc2e06c88417d24033c1c9af8cba153215e64d09518b81d6374ea79701ddaae6e58419

  • SSDEEP

    3072:jLa94GN7fiIEAeLHJx0u1UCZ59q8qaj2jTzhNe3U3rJlOgCf5Q7AITnhB7WCbBae:jLa94GN7fiIEAeLHJx0u113j2zhNpJcu

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 14 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 4 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • 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 4 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e2848e3de98d233d4711dde2cfda5a2.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e2848e3de98d233d4711dde2cfda5a2.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2100
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e2848e3de98d233d4711dde2cfda5a2.exe
      "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e2848e3de98d233d4711dde2cfda5a2.exe"
      2⤵
      • Adds policy Run key to start application
      • Boot or Logon Autostart Execution: Active Setup
      • 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:2176
      • 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:2476
        • 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:2456
      • 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\JaffaCakes118_3e2848e3de98d233d4711dde2cfda5a2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e2848e3de98d233d4711dde2cfda5a2.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2340
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e2848e3de98d233d4711dde2cfda5a2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e2848e3de98d233d4711dde2cfda5a2.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2940
      • 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:2136
        • 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:2860
      • 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\SystemIdleProcess\System Idle Process.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\SystemIdleProcess\System Idle Process.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1968
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\SystemIdleProcess\System Idle Process.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\SystemIdleProcess\System Idle Process.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2720

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2176-4-0x0000000000400000-0x00000000005AC000-memory.dmp

    Filesize

    1.7MB

  • memory/2176-5-0x0000000000400000-0x00000000005AC000-memory.dmp

    Filesize

    1.7MB

  • memory/2176-10-0x0000000000400000-0x00000000005AC000-memory.dmp

    Filesize

    1.7MB

  • memory/2176-13-0x0000000000400000-0x00000000005AC000-memory.dmp

    Filesize

    1.7MB

  • memory/2176-11-0x0000000000400000-0x00000000005AC000-memory.dmp

    Filesize

    1.7MB

  • memory/2176-8-0x0000000000400000-0x00000000005AC000-memory.dmp

    Filesize

    1.7MB

  • memory/2176-2-0x0000000000400000-0x00000000005AC000-memory.dmp

    Filesize

    1.7MB

  • memory/2176-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2176-20-0x0000000077328000-0x0000000077329000-memory.dmp

    Filesize

    4KB

  • memory/2176-21-0x0000000077310000-0x0000000077420000-memory.dmp

    Filesize

    1.1MB

  • memory/2176-22-0x0000000000400000-0x00000000005AC000-memory.dmp

    Filesize

    1.7MB

  • memory/2176-24-0x0000000000400000-0x00000000005AC000-memory.dmp

    Filesize

    1.7MB

  • memory/2176-26-0x0000000000400000-0x00000000005AC000-memory.dmp

    Filesize

    1.7MB

  • memory/2176-27-0x0000000000400000-0x00000000005AC000-memory.dmp

    Filesize

    1.7MB

  • memory/2176-28-0x0000000000400000-0x00000000005AC000-memory.dmp

    Filesize

    1.7MB

  • memory/2176-31-0x0000000000400000-0x00000000005AC000-memory.dmp

    Filesize

    1.7MB

  • memory/2176-32-0x0000000000400000-0x00000000005AC000-memory.dmp

    Filesize

    1.7MB

  • memory/2176-34-0x0000000000400000-0x00000000005AC000-memory.dmp

    Filesize

    1.7MB

  • memory/2176-35-0x0000000000400000-0x00000000005AC000-memory.dmp

    Filesize

    1.7MB

  • memory/2176-36-0x0000000000400000-0x00000000005AC000-memory.dmp

    Filesize

    1.7MB

  • memory/2176-37-0x0000000000400000-0x00000000005AC000-memory.dmp

    Filesize

    1.7MB

  • memory/2176-39-0x0000000000400000-0x00000000005AC000-memory.dmp

    Filesize

    1.7MB