Analysis

  • max time kernel
    119s
  • max time network
    118s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/01/2025, 12:02

General

  • Target

    c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103.exe

  • Size

    412KB

  • MD5

    bd11ffdb78b2f328573a2e91152d5971

  • SHA1

    5cf5cb507b0dc55b472cf9c186c5261f4d18986e

  • SHA256

    c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103

  • SHA512

    fae23450e5ce5da4ff514d67387d873a70435eed4f982acf2b8060a6dcf47c4ca537e571fda90e367bcd9da2908b97fa57c6455a5286a513de12ed0c6afbc9ed

  • SSDEEP

    6144:c1PZ6YfsDMCpy5EeUREf/t9aPAZ+Pzxq/lqrxtd4cpBlYHAoq9rmu2cGyVd:c1PZ1EDwxJZ+PzDxtd4uc32d

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 9 IoCs
  • Modifies firewall policy service 3 TTPs 10 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.

  • 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 3 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • UPX packed file 7 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 7 IoCs
  • Suspicious use of WriteProcessMemory 57 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103.exe
    "C:\Users\Admin\AppData\Local\Temp\c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:380
    • C:\Users\Admin\AppData\Local\Temp\c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103.exe
      "C:\Users\Admin\AppData\Local\Temp\c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103.exe"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4940
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\IQFPF.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4972
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "winrlogon" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe" /f
          4⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          PID:4968
      • C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe
        "C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3800
        • C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe
          "C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:1292
        • C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe
          "C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe"
          4⤵
          • Adds policy Run key to start application
          • Boot or Logon Autostart Execution: Active Setup
          • 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:3612
          • 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:3900
            • 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:4440
          • 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\wrinlogon\winlogron.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1228
            • C:\Windows\SysWOW64\reg.exe
              REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe:*:Enabled:Windows Messanger" /f
              6⤵
              • Modifies firewall policy service
              • System Location Discovery: System Language Discovery
              • Modifies registry key
              PID:1772
          • 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:4516
            • 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:3272
          • 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\test2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\test2.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2696
            • C:\Windows\SysWOW64\reg.exe
              REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\test2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\test2.exe:*:Enabled:Windows Messanger" /f
              6⤵
              • Modifies firewall policy service
              • System Location Discovery: System Language Discovery
              • Modifies registry key
              PID:5032

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    150B

    MD5

    c231f3f30f5c8bbf79482522b3111d30

    SHA1

    fe756875d599c611238ed3a7befa301cc24d7c08

    SHA256

    73f1db2a91e026e8a93ceca863926ed66352cf21315fd5348b92e52147a69dc6

    SHA512

    744604a8db08ee73482b371a41712d2e6a624c5d86be3a8e5187366886869819486f0f2857280f6840f707509ca1cce3867ab2470862419797ea61c62936549a

  • C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe

    Filesize

    412KB

    MD5

    870bba338eb5ae45be72ffd9736be1e2

    SHA1

    fb5ac1eb8f0e249c20b233d8259687c3ba77bb1f

    SHA256

    6405e065f16e8a11b4cfceeecd7bd1c1b62aa0d14f12da1e9d6ae3861b93b682

    SHA512

    69d1f716b1755a7d72be573cc7814dcf2894884ad58db026445c0a69e3b26ed6b8adf8933e0554637080f021f7a05b18d635f0d68e4fd944ebb1140003109311

  • memory/380-2-0x0000000002C70000-0x0000000002C71000-memory.dmp

    Filesize

    4KB

  • memory/1292-57-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3612-62-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3612-67-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3612-74-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3612-72-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3612-69-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3612-39-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3612-65-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3612-46-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3612-58-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/3800-47-0x0000000000400000-0x0000000000467000-memory.dmp

    Filesize

    412KB

  • memory/3800-35-0x0000000000400000-0x0000000000467000-memory.dmp

    Filesize

    412KB

  • memory/4940-5-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4940-52-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4940-3-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4940-7-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4940-33-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4940-6-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB