Analysis

  • max time kernel
    119s
  • max time network
    109s
  • 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, 13:11

General

  • Target

    0c7ef5b38a3667edb2b77df7e68219a68e68d81519b70002380ce5809b9c5654N.exe

  • Size

    1.5MB

  • MD5

    93e6a9ffe500c907cf198a2dde600260

  • SHA1

    e419285cf1d637faab23fbb3abcc11aa1a696340

  • SHA256

    0c7ef5b38a3667edb2b77df7e68219a68e68d81519b70002380ce5809b9c5654

  • SHA512

    53dacc2e1b5c704e589d257747e031c5368f1dade643f1b989cd91b503ec87dc846abcbb3f6f9643f70a54f8238bab395a2e3393cea9697fa3bdc854a369fae8

  • SSDEEP

    12288:Y+Qf9NxkERr1JzrDTzz7wHxhW88KH6Yn77TCNp8jToZGrhR0ZooSl:Ox0j8KaYnfTYp8/oZMGZi

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
  • 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 20 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\0c7ef5b38a3667edb2b77df7e68219a68e68d81519b70002380ce5809b9c5654N.exe
    "C:\Users\Admin\AppData\Local\Temp\0c7ef5b38a3667edb2b77df7e68219a68e68d81519b70002380ce5809b9c5654N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3140
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\GQyqJ.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1272
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Winlogon" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\winlogon.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:1176
    • C:\Users\Admin\AppData\Roaming\winlogon.exe
      "C:\Users\Admin\AppData\Roaming\winlogon.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2964
      • C:\Users\Admin\AppData\Roaming\winlogon.exe
        C:\Users\Admin\AppData\Roaming\winlogon.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4736
        • 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:800
          • 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:3708
        • 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\winlogon.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\winlogon.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1092
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\winlogon.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\winlogon.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:3552
        • 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:2456
          • 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:4948
        • 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\darkeye-nosttingspersistent2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent2.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3248
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\darkeye-nosttingspersistent2.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:4884
      • C:\Users\Admin\AppData\Roaming\winlogon.exe
        C:\Users\Admin\AppData\Roaming\winlogon.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:4316

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    138B

    MD5

    4da6717f2c70f4bd32ad33a227a2ff47

    SHA1

    3d7f7159e1f695bd469287d1ad4ffa0841b407a8

    SHA256

    a12bb2e5d2fb0b3c400ce311fae72995a00b57a97d23e4b9effec47cff189d07

    SHA512

    6765314054ad9bf2164058248f3d3a17775176925abbe4376aec030dca3a5e59be8b9e96139941fec2b2e1a9bff38f87abdb29ea09a299d8ab7e23ecec4083df

  • C:\Users\Admin\AppData\Roaming\winlogon.txt

    Filesize

    1.5MB

    MD5

    ee8c15322d0385bf2df66a275c842cb2

    SHA1

    dde0ccd1dad7f04c307906578aa7fd7cedb32bd3

    SHA256

    15213f61ae910e29cba3623bfbc1d26c5a539a76b851ce895fe39dc228760274

    SHA512

    b5969d19a492d7fd8662bf3d3d45d31134709796b57bdcfa444a081bf0619898de3dea970c48070c07e940492d5eada4056db625cfad68bba1f3b3b7e3925371

  • memory/2964-51-0x0000000000400000-0x000000000058F000-memory.dmp

    Filesize

    1.6MB

  • memory/3140-29-0x0000000000400000-0x000000000058F000-memory.dmp

    Filesize

    1.6MB

  • memory/3140-0-0x0000000000400000-0x000000000058F000-memory.dmp

    Filesize

    1.6MB

  • memory/4316-53-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4316-41-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4316-46-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4316-47-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4316-50-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4736-40-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4736-31-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4736-34-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4736-38-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4736-52-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4736-35-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4736-54-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4736-56-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4736-59-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4736-61-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/4736-77-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB