Analysis

  • max time kernel
    147s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    02/03/2025, 16:15

General

  • Target

    JaffaCakes118_412d679e83439e73b00f2ff693d78e06.exe

  • Size

    584KB

  • MD5

    412d679e83439e73b00f2ff693d78e06

  • SHA1

    7d76d062a19f180112bcd380ec98aa9115ac2d27

  • SHA256

    1a9179d630bf6c56d8c1795ca3d9463a5a50d32aa9d79c06dd29d8bc666a5784

  • SHA512

    2f05b876e415d1902e480997d5a66b02a8a6a79a106cdc654f1df9967b0c7f681012648a5e657a52e436f14d9e2cde7be8535562fabcd4d511f7a2b1876bf27b

  • SSDEEP

    12288:0NgSs1cT0K2Zw3gPLdBPxPHP/HxiX3VE3PsJny6xFFMSUl7KoS:ogSs1cT52agPLdZxn/sVE3CfxnMPF

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
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 13 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 5 IoCs
  • Suspicious use of WriteProcessMemory 52 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_412d679e83439e73b00f2ff693d78e06.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_412d679e83439e73b00f2ff693d78e06.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1592
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\ZokBK.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1692
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "run.dll" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Directory\csrss.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:2648
    • C:\Users\Admin\AppData\Roaming\Directory\csrss.exe
      "C:\Users\Admin\AppData\Roaming\Directory\csrss.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2116
      • C:\Users\Admin\AppData\Roaming\Directory\csrss.exe
        C:\Users\Admin\AppData\Roaming\Directory\csrss.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2688
        • 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:2704
          • 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:2792
        • 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\Directory\csrss.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Directory\csrss.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2584
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Directory\csrss.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Directory\csrss.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1652
        • 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:2736
          • 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:2460
        • 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\irc.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\irc.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2744
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\irc.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\irc.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:664

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\ZokBK.bat

    Filesize

    142B

    MD5

    adda4597ec045d05c9f42b2b978a848d

    SHA1

    78a01b800cc06a1b63ec3c77378defba9501de49

    SHA256

    1528c3c3571909efcffbc5088f7fbeec856111432ac014c1f04ebb937d6fe5d6

    SHA512

    a295326b8b3d59a97455a9267abbbd7753f17a2998d0293a56229abe3562a4e6ba42907faeb41176b809794077e314d4973fca9ff45153d0fe2b08dfcdf91889

  • \Users\Admin\AppData\Roaming\Directory\csrss.exe

    Filesize

    584KB

    MD5

    412d679e83439e73b00f2ff693d78e06

    SHA1

    7d76d062a19f180112bcd380ec98aa9115ac2d27

    SHA256

    1a9179d630bf6c56d8c1795ca3d9463a5a50d32aa9d79c06dd29d8bc666a5784

    SHA512

    2f05b876e415d1902e480997d5a66b02a8a6a79a106cdc654f1df9967b0c7f681012648a5e657a52e436f14d9e2cde7be8535562fabcd4d511f7a2b1876bf27b

  • memory/1592-2-0x0000000000400000-0x0000000000C42000-memory.dmp

    Filesize

    8.3MB

  • memory/1592-38-0x00000000041C0000-0x0000000004A02000-memory.dmp

    Filesize

    8.3MB

  • memory/1592-37-0x0000000000400000-0x0000000000C42000-memory.dmp

    Filesize

    8.3MB

  • memory/1592-36-0x00000000041C0000-0x0000000004A02000-memory.dmp

    Filesize

    8.3MB

  • memory/1592-34-0x00000000041C0000-0x0000000004A02000-memory.dmp

    Filesize

    8.3MB

  • memory/2116-40-0x0000000000400000-0x0000000000C42000-memory.dmp

    Filesize

    8.3MB

  • memory/2116-55-0x0000000000400000-0x0000000000C42000-memory.dmp

    Filesize

    8.3MB

  • memory/2688-50-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2688-63-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2688-48-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2688-46-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2688-44-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2688-61-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2688-62-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2688-51-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2688-65-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2688-66-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2688-67-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2688-69-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2688-70-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2688-73-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB