Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-02-2025 23:17

General

  • Target

    46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8.exe

  • Size

    728KB

  • MD5

    99942820fbdabf1b956942792f72d77d

  • SHA1

    7998febcab0198f069ebeb43ea225dca5d91c91e

  • SHA256

    46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8

  • SHA512

    deb4ca2059b615f18013338e61b45c5fd0f0e10f33bde9d433983460dc478473c73a11a7c88bdf4202d8e7459ddca0c041f8f41820f8eba5499cfaf79c82f8c3

  • SSDEEP

    12288:H9Zm/tAPnykfZAHr7+voateI/ie6bEmLLFfLB7oAEEIyhkfqWqxkCsUtNvSqo9NG:KyoWChRoQQo

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 12 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 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 1 IoCs

    When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 12 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
  • NTFS ADS 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 37 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8.exe
    "C:\Users\Admin\AppData\Local\Temp\46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2820
    • C:\Windows\SysWOW64\cmd.exe
      "cmd"
      2⤵
      • Subvert Trust Controls: Mark-of-the-Web Bypass
      • System Location Discovery: System Language Discovery
      • NTFS ADS
      PID:3668
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2308
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3032
        • 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:2852
          • 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:4052
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:616
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:3568
        • 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:3524
          • 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:4776
        • 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\Bild3425.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Bild3425.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1652
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Bild3425.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Bild3425.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:2512

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\svchost.exe

    Filesize

    728KB

    MD5

    99942820fbdabf1b956942792f72d77d

    SHA1

    7998febcab0198f069ebeb43ea225dca5d91c91e

    SHA256

    46cd34f81569ad595acc7508d00d645eb0a2415632dc24236ecdd4d4a69843a8

    SHA512

    deb4ca2059b615f18013338e61b45c5fd0f0e10f33bde9d433983460dc478473c73a11a7c88bdf4202d8e7459ddca0c041f8f41820f8eba5499cfaf79c82f8c3

  • memory/2308-22-0x0000000074C90000-0x0000000075241000-memory.dmp

    Filesize

    5.7MB

  • memory/2308-9-0x0000000074C90000-0x0000000075241000-memory.dmp

    Filesize

    5.7MB

  • memory/2308-12-0x0000000074C90000-0x0000000075241000-memory.dmp

    Filesize

    5.7MB

  • memory/2820-0-0x0000000074C92000-0x0000000074C93000-memory.dmp

    Filesize

    4KB

  • memory/2820-1-0x0000000074C90000-0x0000000075241000-memory.dmp

    Filesize

    5.7MB

  • memory/2820-11-0x0000000074C90000-0x0000000075241000-memory.dmp

    Filesize

    5.7MB

  • memory/2820-2-0x0000000074C90000-0x0000000075241000-memory.dmp

    Filesize

    5.7MB

  • memory/3032-21-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/3032-15-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/3032-10-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/3032-23-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/3032-27-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/3032-31-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/3032-34-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/3032-37-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/3032-41-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/3032-44-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/3032-54-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/3032-57-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB