Analysis

  • max time kernel
    119s
  • max time network
    109s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-02-2025 01:06

General

  • Target

    a90b4c4119907cf539acc4041a19a03b971bfec20abb767eff6dc4402dfaeb38N.exe

  • Size

    1.6MB

  • MD5

    c978d9aa2fb0f72a3d95b789da4f7a80

  • SHA1

    794eee64c9ac2e948eff8c8788454ab725e9f2d1

  • SHA256

    a90b4c4119907cf539acc4041a19a03b971bfec20abb767eff6dc4402dfaeb38

  • SHA512

    d78c3882baada70d0568620ccc35d97c01150e9732d1b9c755fd5f386133f67718ca3f84813c5d17137de399d0edeed6ae9c7667f79aeade69e4ab30159c2818

  • SSDEEP

    12288:avk//qKF76/OXpqSjnTf0clY9uWC+RMpk1OC7HmrWcmbQC5onsYiu:h1zltpu0iu

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 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 18 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\a90b4c4119907cf539acc4041a19a03b971bfec20abb767eff6dc4402dfaeb38N.exe
    "C:\Users\Admin\AppData\Local\Temp\a90b4c4119907cf539acc4041a19a03b971bfec20abb767eff6dc4402dfaeb38N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4772
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\Epore.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:392
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Java Machine" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:4144
    • C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe
      "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4476
      • C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe
        C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2116
        • 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:4860
          • 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:4436
        • 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\JavaWeb\jusched.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4656
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:5032
        • 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:3960
          • 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:5104
        • 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\bot.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\bot.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4468
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\bot.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\bot.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1828
      • C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe
        C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:1888

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Epore.bat

    Filesize

    149B

    MD5

    976ffa9a304b234c039c8739d97bb893

    SHA1

    f70f7ede8b6e5d1b8a9b53c9bf43882485b55bd6

    SHA256

    2b77cf051bb584aada8b9e5e07cba06e2077b42f009c33d10e31994ceec10384

    SHA512

    1bd398b968736efbab740c81776781023a4ef0dc1c0191d6393a7582bd79b452666163691d82a27ee8989a1e293e6d6df57c303aa9b34497ae52be417f9e269c

  • C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.txt

    Filesize

    1.6MB

    MD5

    8ef236806f2a03977251522af70933f7

    SHA1

    62545c40e5f77ce68260ad8959fa3cfdc0fd839d

    SHA256

    ccf91f51ee656e62b245995040d452270b7239d30b515d07855ab02972ba9cb2

    SHA512

    71850a57e5d5849f07675608cdf06219f7f0fdfda727a1104a0e464128a8790a72724b3420852d123aac388ab726b94b0d1dff0eb8c5b9e386c64f5e954086e2

  • memory/1888-45-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1888-51-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1888-40-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1888-43-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2116-31-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2116-59-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2116-34-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2116-50-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2116-36-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2116-52-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2116-54-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2116-75-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2116-61-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2116-64-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2116-66-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2116-68-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2116-70-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2116-73-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4772-0-0x0000000000400000-0x00000000005A4000-memory.dmp

    Filesize

    1.6MB