Analysis

  • max time kernel
    119s
  • max time network
    108s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-02-2025 23:29

General

  • Target

    31d3eb03af6aa5d792693fcade1bf1f74a35c5e2ceda3f6a59d70274de961220N.exe

  • Size

    2.4MB

  • MD5

    0bbd32e3ee950bcb3fc9d5bdb7b8ccf0

  • SHA1

    b31c1553261381af1834b106f8369c7b9f61bf52

  • SHA256

    31d3eb03af6aa5d792693fcade1bf1f74a35c5e2ceda3f6a59d70274de961220

  • SHA512

    24748a95d3e83ad2031620908552c6713e21ae122f7dc723e6670505b56328de7987a9b66206518dc2c551c2056c0013fa27299e2e6a30506ec53ee4b2a76a4a

  • SSDEEP

    49152:2Ko2gzhGqxIaWeSkKkAQOQ1y7GklXRYxxTttMs+xyPFRwGJnunLp9u0XsA5cl+64:f+zhGqx3WeSkKkAQOQ1y7PlXRYxxTtt2

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 11 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 21 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\31d3eb03af6aa5d792693fcade1bf1f74a35c5e2ceda3f6a59d70274de961220N.exe
    "C:\Users\Admin\AppData\Local\Temp\31d3eb03af6aa5d792693fcade1bf1f74a35c5e2ceda3f6a59d70274de961220N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:864
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\dVQAx.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3588
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Java(TM) Platform SE Auto Updator 2.1" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:1828
    • C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
      "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1948
      • C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
        C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4284
        • 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:2124
          • 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:5092
        • 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\Java\uninstall.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3216
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1256
        • 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:624
          • 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:1096
        • 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\Falaheye.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Falaheye.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2320
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Falaheye.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Falaheye.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1776
      • C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
        C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:3972

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    173B

    MD5

    0f9512ff58185a551abc4fa80ffde3b5

    SHA1

    eb2df1adbb3504236d2857d8a9c297121c97a95d

    SHA256

    79747cbd0b884c6870d0ab8b90e4b64af598f1c1c97b2eb31c1fc1a1d6128189

    SHA512

    1f7216ce7cd2e1ae6e30c7d6d0f84b3a7a637c6cfe9568a10ffa802b99a832b3e4f45c7bd02cbbe70665e79ea917e7e9ac9a38ceaf469836fb207a47ef52ff3e

  • C:\Users\Admin\AppData\Roaming\Java\uninstall.txt

    Filesize

    2.4MB

    MD5

    d8a08a3b48b33caf1a4b46f496a870cc

    SHA1

    5ad1f669bc51b56d40bbc82b75c718a2ecfa23ac

    SHA256

    67364bd867bbd90dc2e49b534126df6d34a3f01ba5c1fa33a258f73db8ccdd97

    SHA512

    3c9e0c63170bb0a4c30817c942a85ecdfa3a13c7f97d53f0e95d9dff5ea260145c5b7b7677653e162c4d58651fde7758ab5e269d3b1152436437ba5e68a4be1a

  • memory/864-30-0x0000000000400000-0x000000000065F000-memory.dmp

    Filesize

    2.4MB

  • memory/864-0-0x0000000000400000-0x000000000065F000-memory.dmp

    Filesize

    2.4MB

  • memory/1948-50-0x0000000000400000-0x000000000065F000-memory.dmp

    Filesize

    2.4MB

  • memory/3972-47-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3972-52-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3972-45-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3972-42-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4284-36-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4284-34-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4284-51-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4284-31-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4284-53-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4284-55-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4284-58-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4284-60-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4284-62-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4284-65-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4284-69-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4284-74-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4284-76-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB