Analysis

  • max time kernel
    148s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    28-01-2025 19:17

General

  • Target

    JaffaCakes118_4e6ac02bc8e7b987aff4ee58d451cb0a.exe

  • Size

    360KB

  • MD5

    4e6ac02bc8e7b987aff4ee58d451cb0a

  • SHA1

    c2f934ccdf16d8ceafd62a7a87603fd6ecb885d4

  • SHA256

    8244be38fa68dec2ea262462d02f53e435ba7b3bf5a507cc5ee19bc3dcdd1e70

  • SHA512

    bb9a5a5821736a82255ebcab650753e1c3bcd99d64cd63ef52328df934e255422ea833437d986819dc454f80bac27451843f5869a5a17efd54d359122ebb3137

  • SSDEEP

    6144:7HOSkYQJG8K4WjJHBoOaqF9qG93WSctuwMirvkCAlgxpqzQln8WGkSGJIC:7HOSkXkZlzoOaqFgGrctPMmhxpqcl8WX

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 11 IoCs
  • Modifies firewall policy service 3 TTPs 8 IoCs
  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 15 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4e6ac02bc8e7b987aff4ee58d451cb0a.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4e6ac02bc8e7b987aff4ee58d451cb0a.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2112
    • C:\Users\Admin\AppData\Local\Temp\cvtres.exe
      C:\Users\Admin\AppData\Local\Temp\cvtres.exe
      2⤵
      • Adds policy Run key to start application
      • 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:2352
      • 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:2752
        • 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:2580
      • 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\cvtres.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\cvtres.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2796
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\cvtres.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\cvtres.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2712
      • 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:2912
        • 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:2588
      • 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\Microsoft\Explorer.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\Explorer.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2676
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Microsoft\Explorer.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\Explorer.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2852

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\4c135a9e-78ab-4722-9f51-b7d42afb97c6\CliSecureRT.dll

    Filesize

    109KB

    MD5

    46092bbddb5bdf775f67a341d2b03ad7

    SHA1

    5645a2b182986d0278c862390014e20cc501d996

    SHA256

    a9f6783f2864f4532db011c8fccb41fa3732148a810084c7efa8dddbd5ae6324

    SHA512

    5b6cdae42a17aad74500a0ec7c1c4c6d6f0a2a28a43e6620eb26bbf2fe0e0f6adf1836317a33e0e720c70909405c74b3e95df1cb7011732a97f723edb5d250d5

  • \Users\Admin\AppData\Local\Temp\cvtres.exe

    Filesize

    31KB

    MD5

    ed797d8dc2c92401985d162e42ffa450

    SHA1

    0f02fc517c7facc4baefde4fe9467fb6488ebabe

    SHA256

    b746362010a101cb5931bc066f0f4d3fc740c02a68c1f37fc3c8e6c87fd7cb1e

    SHA512

    e831a6ff987f3ef29982da16afad06938b68eddd43c234ba88d1c96a1b5547f2284baf35cbb3a5bfd75e7f0445d14daa014e0ba00b4db72c67f83f0a314c80c2

  • memory/2112-0-0x0000000074051000-0x0000000074052000-memory.dmp

    Filesize

    4KB

  • memory/2112-1-0x0000000074050000-0x00000000745FB000-memory.dmp

    Filesize

    5.7MB

  • memory/2112-2-0x0000000074050000-0x00000000745FB000-memory.dmp

    Filesize

    5.7MB

  • memory/2112-9-0x0000000010000000-0x000000001002C000-memory.dmp

    Filesize

    176KB

  • memory/2112-10-0x0000000073ED0000-0x0000000073F2B000-memory.dmp

    Filesize

    364KB

  • memory/2112-11-0x0000000074050000-0x00000000745FB000-memory.dmp

    Filesize

    5.7MB

  • memory/2112-34-0x0000000010000000-0x000000001002C000-memory.dmp

    Filesize

    176KB

  • memory/2112-33-0x0000000074050000-0x00000000745FB000-memory.dmp

    Filesize

    5.7MB

  • memory/2352-29-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2352-41-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2352-24-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2352-31-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2352-28-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2352-16-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2352-20-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2352-18-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2352-40-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2352-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2352-42-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2352-43-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2352-45-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2352-48-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2352-49-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2352-57-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2352-60-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB