Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/02/2025, 07:50

General

  • Target

    JaffaCakes118_2bc156b3349f16b0fcfe03017b169230.exe

  • Size

    306KB

  • MD5

    2bc156b3349f16b0fcfe03017b169230

  • SHA1

    397187ea53362b4fa698556a963a9869fd496ee0

  • SHA256

    7c4fd714b20a554236465483ce11adf7a5014313525c074edbf01a9e5b9cf410

  • SHA512

    fdbc87e5d088c9adf41b4ec86d269510e0cad53143cbb5ce5d59f6a76ade877ade960b653e496b41d2d187cda1488d4dbf0eb9580f2cf97ba1ca7e8d097abc91

  • SSDEEP

    6144:FfNdLF0ocp0dyd+97C6H8nnMHPer11XgUfcgxFomgXHsMjoS1:FFdLF9S0deQJ8n7RkgxFZgXxoS1

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 13 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 2 IoCs
  • UPX packed file 23 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 14 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 6 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2bc156b3349f16b0fcfe03017b169230.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2bc156b3349f16b0fcfe03017b169230.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1560
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\JEDnM.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:428
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "WinUpdt" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:700
    • C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe
      "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4028
      • C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe
        "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4152
        • 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:4032
          • 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:3156
        • 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\Window Updates\winupdt2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3864
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1048
        • 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:2356
          • 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:4868
        • 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\Windows Updater.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows Updater.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4252
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Windows Updater.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows Updater.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1316
      • C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe
        "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:4748

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    152B

    MD5

    49bb161b07149b1bda99901c71d98b1f

    SHA1

    e5e3b389c09d551bd8f3a4cf71ee30e566fdf6e2

    SHA256

    734c4f48449a118dbdfbbe4971ecf112b26b2b45d1889678c01dea98eb5767d8

    SHA512

    da09a2af9b7f9528916ab719ed97ee8b61179bba92016eaed64b3e7d6bf08646801aeeb0eb332bdde175eb64b48106f7cf2fe2bf01ea6128753e4ce1d48707be

  • C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.txt

    Filesize

    306KB

    MD5

    1e56790cf60c816e6957f8bd943bcb77

    SHA1

    244adb4c1ecbdad562cda03152e64b897b47f343

    SHA256

    5fb142fd34da0fb012c877e5c7cdd4b7a230efda9127fdd05895b5becebfe020

    SHA512

    bda8f1b5a78a8b8e1e9d15e4c57c009320cb96532182d9d38aa01ab9cec6e1943b29f1cce5405d57aad6128725c91863d07f4b4a0e1111b3b4b54c60b3f958ea

  • memory/1560-29-0x0000000000400000-0x00000000005C9000-memory.dmp

    Filesize

    1.8MB

  • memory/1560-0-0x0000000000400000-0x00000000005C9000-memory.dmp

    Filesize

    1.8MB

  • memory/4028-52-0x0000000000400000-0x00000000005C9000-memory.dmp

    Filesize

    1.8MB

  • memory/4152-67-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4152-57-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4152-83-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4152-80-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4152-78-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4152-35-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4152-53-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4152-76-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4152-55-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4152-37-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4152-60-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4152-62-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4152-64-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4152-32-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4152-69-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4748-54-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4748-44-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4748-41-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4748-48-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB