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Analysis

  • max time kernel
    150s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/02/2025, 15:02

General

  • Target

    JaffaCakes118_1a6c282a8b1e155b126fbf4f3c0d6480.exe

  • Size

    537KB

  • MD5

    1a6c282a8b1e155b126fbf4f3c0d6480

  • SHA1

    832fab3b01a8a3511a88780862c14beb094bd58c

  • SHA256

    56c83a40ef306aad0fb12225d466d5d6a7f21856d3b17f91df119127d9c06f5c

  • SHA512

    99aa31bdc19559a005decad8f176ac8c4655c1ddb46bb55b257f5f17d9eca1372278c94578e7f1a0959af1a5a30a04dad836612739c779bbdcd97b81b342d1e8

  • SSDEEP

    12288:tXyac9PSQ84Gu16eyRLiyR/z7sRrdukRUDz7NVj1KpWy4tz:t3cxpGvN/z7nZbL1CWTtz

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 10 IoCs
  • Modifies firewall policy service 3 TTPs 10 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • UPX packed file 6 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 15 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 64 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 57 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1a6c282a8b1e155b126fbf4f3c0d6480.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1a6c282a8b1e155b126fbf4f3c0d6480.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4436
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1a6c282a8b1e155b126fbf4f3c0d6480.exe
      "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1a6c282a8b1e155b126fbf4f3c0d6480.exe"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4440
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\IWVHQ.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4488
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "appmanager" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\New folder\ufile.exe" /f
          4⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          PID:4180
      • C:\Users\Admin\AppData\Roaming\New folder\ufile.exe
        "C:\Users\Admin\AppData\Roaming\New folder\ufile.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3944
        • C:\Users\Admin\AppData\Roaming\New folder\ufile.exe
          "C:\Users\Admin\AppData\Roaming\New folder\ufile.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:4248
        • C:\Users\Admin\AppData\Roaming\New folder\ufile.exe
          "C:\Users\Admin\AppData\Roaming\New folder\ufile.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1748
          • 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
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:844
            • C:\Windows\SysWOW64\reg.exe
              REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
              6⤵
              • Modifies firewall policy service
              • System Location Discovery: System Language Discovery
              • Modifies registry key
              PID:2100
          • 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\New folder\ufile.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\New folder\ufile.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:976
            • C:\Windows\SysWOW64\reg.exe
              REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\New folder\ufile.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\New folder\ufile.exe:*:Enabled:Windows Messanger" /f
              6⤵
              • Modifies firewall policy service
              • System Location Discovery: System Language Discovery
              • Modifies registry key
              PID:2340
          • 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
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:396
            • C:\Windows\SysWOW64\reg.exe
              REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
              6⤵
              • Modifies firewall policy service
              • System Location Discovery: System Language Discovery
              • Modifies registry key
              PID:4468
          • 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\utorrent.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\utorrent.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4824
            • C:\Windows\SysWOW64\reg.exe
              REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\utorrent.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\utorrent.exe:*:Enabled:Windows Messanger" /f
              6⤵
              • Modifies firewall policy service
              • System Location Discovery: System Language Discovery
              • Modifies registry key
              PID:668

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IWVHQ.txt

    Filesize

    148B

    MD5

    c9bd4b402320f2f4fea47eb3b321cf62

    SHA1

    c7e89db79bc7c0d3480cb648855e9ecf685477cf

    SHA256

    cd8461d7cd4d2ffcc6b83218d9bd9d13f3bdde2fd252f7ea723742393131d949

    SHA512

    80647cd1b15b7eba541227539a1d170020538bb32f7841a6b6cef436fdf1f9c92ad2c5eab8c9201ed80695c1efb0f404b813a5b15c889d406d26320891795de5

  • C:\Users\Admin\AppData\Roaming\New folder\ufile.exe

    Filesize

    537KB

    MD5

    481b637e4d4de466a58ace03cb268287

    SHA1

    772ac57bc9461a9075a339d3c7125a415939bc15

    SHA256

    4354c6211264d74a4c3f8fff878501bf3e566a6e84709f2bc9c71c7e85465568

    SHA512

    cd2c3787401237247a8c9b28d960c7391006a8cd32a4930d1bd5b70da51d3d499ee51d633281f761f9b2940cc472a72588fa41ba1090158a0fa63fb86b3ff385

  • memory/1748-68-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1748-51-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1748-77-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1748-75-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1748-73-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1748-70-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1748-55-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1748-80-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1748-82-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1748-84-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/3944-60-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/3944-40-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/3944-41-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/3944-42-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/3944-39-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/4248-66-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4436-4-0x0000000002210000-0x0000000002212000-memory.dmp

    Filesize

    8KB

  • memory/4436-8-0x00000000001C0000-0x00000000001C2000-memory.dmp

    Filesize

    8KB

  • memory/4436-7-0x0000000002200000-0x0000000002202000-memory.dmp

    Filesize

    8KB

  • memory/4436-6-0x00000000021F0000-0x00000000021F2000-memory.dmp

    Filesize

    8KB

  • memory/4436-5-0x0000000002240000-0x0000000002242000-memory.dmp

    Filesize

    8KB

  • memory/4436-2-0x00000000021F0000-0x00000000021F2000-memory.dmp

    Filesize

    8KB

  • memory/4436-3-0x0000000002200000-0x0000000002202000-memory.dmp

    Filesize

    8KB

  • memory/4440-43-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4440-13-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4440-62-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4440-11-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4440-9-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB