Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    160s
  • max time network
    163s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    11/10/2023, 04:54

General

  • Target

    b067ce756638b4266dc38d81abb68af2.exe

  • Size

    1.9MB

  • MD5

    b067ce756638b4266dc38d81abb68af2

  • SHA1

    a5dfa0b07ddc85b5bf3ab0a1027bb6fef3470f37

  • SHA256

    5c445f99c3c151573f373b65e070381d96df9260169433a01e7a7fab04ad88fe

  • SHA512

    3f49947ee3b8436a09a027496cd5e6a0ff0ae56f811d74e17b2f166f4da5cfddbf9a8d33926c8a4c228edbe53d05b6bcd1507aba064a56e31e688d91b4d677ed

  • SSDEEP

    49152:qcbzAoVVRaWf4aEqGaU5XBkvRdLtkdbW0qmxKghiX:qcbx9dtxu5arZkdX1K

Score
10/10

Malware Config

Signatures

  • DcRat

    DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

  • Process spawned unexpected child process 18 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • DCRat payload 5 IoCs

    Detects payload of DCRat, commonly dropped by NSIS installers.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 8 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 14 IoCs
  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 18 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\b067ce756638b4266dc38d81abb68af2.exe
    "C:\Users\Admin\AppData\Local\Temp\b067ce756638b4266dc38d81abb68af2.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3024
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\1.bat" "
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2740
      • C:\Users\Admin\AppData\Local\Temp\1.exe
        1.exe -pOIUTRGROID8IRGD7GD6UG
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2512
        • C:\Users\Admin\AppData\Local\Temp\portwebhost_protected.exe
          "C:\Users\Admin\AppData\Local\Temp\portwebhost_protected.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Drops file in Windows directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2532
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\xxDhnLNanq.bat"
            5⤵
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2072
            • C:\Windows\SysWOW64\w32tm.exe
              w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:2124
              • C:\Windows\system32\w32tm.exe
                w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
                7⤵
                  PID:684
              • C:\MSOCache\All Users\{90140000-002C-0409-0000-0000000FF1CE}-C\Proof.fr\lsass.exe
                "C:\MSOCache\All Users\{90140000-002C-0409-0000-0000000FF1CE}-C\Proof.fr\lsass.exe"
                6⤵
                • Executes dropped EXE
                • Suspicious use of NtSetInformationThreadHideFromDebugger
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of SetWindowsHookEx
                PID:1660
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "smsss" /sc MINUTE /mo 10 /tr "'C:\MSOCache\All Users\{90140000-0115-0409-0000-0000000FF1CE}-C\smss.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:2884
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-0115-0409-0000-0000000FF1CE}-C\smss.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:2864
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "smsss" /sc MINUTE /mo 12 /tr "'C:\MSOCache\All Users\{90140000-0115-0409-0000-0000000FF1CE}-C\smss.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:2896
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "WmiPrvSEW" /sc MINUTE /mo 10 /tr "'C:\MSOCache\All Users\WmiPrvSE.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:1088
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "WmiPrvSE" /sc ONLOGON /tr "'C:\MSOCache\All Users\WmiPrvSE.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:2032
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "WmiPrvSEW" /sc MINUTE /mo 12 /tr "'C:\MSOCache\All Users\WmiPrvSE.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:2192
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "portwebhost_protectedp" /sc MINUTE /mo 7 /tr "'C:\MSOCache\All Users\portwebhost_protected.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:1944
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "portwebhost_protected" /sc ONLOGON /tr "'C:\MSOCache\All Users\portwebhost_protected.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:1616
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "portwebhost_protectedp" /sc MINUTE /mo 12 /tr "'C:\MSOCache\All Users\portwebhost_protected.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:1536
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 6 /tr "'C:\Windows\en-US\wininit.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:1496
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\Windows\en-US\wininit.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:1492
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 13 /tr "'C:\Windows\en-US\wininit.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:1476
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 7 /tr "'C:\Windows\ServiceProfiles\NetworkService\Saved Games\Idle.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:2956
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "Idle" /sc ONLOGON /tr "'C:\Windows\ServiceProfiles\NetworkService\Saved Games\Idle.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:2572
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 7 /tr "'C:\Windows\ServiceProfiles\NetworkService\Saved Games\Idle.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:1636
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 5 /tr "'C:\MSOCache\All Users\{90140000-002C-0409-0000-0000000FF1CE}-C\Proof.fr\lsass.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:1072
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "lsass" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-002C-0409-0000-0000000FF1CE}-C\Proof.fr\lsass.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:1148
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 7 /tr "'C:\MSOCache\All Users\{90140000-002C-0409-0000-0000000FF1CE}-C\Proof.fr\lsass.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:1960

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\MSOCache\All Users\{90140000-002C-0409-0000-0000000FF1CE}-C\Proof.fr\lsass.exe

      Filesize

      1.5MB

      MD5

      f65cc7ac632006f36da65555ac55ce83

      SHA1

      59ab98b973cf37f5aa096b65677f282d24382e64

      SHA256

      f72ec7b3eaf3112713d6d77c7256a25d777d4794a0daa3b864855b68bbf40a5e

      SHA512

      4a10a9b8d1dba01a0dc284c8c3f6c396e3632931fa188c1c6b74dd92d46ab1958b8d09e621fc1461ace4e2ce84c7b9be4e3e6f006dc35647b39b668b02b47e31

    • C:\MSOCache\All Users\{90140000-002C-0409-0000-0000000FF1CE}-C\Proof.fr\lsass.exe

      Filesize

      1.5MB

      MD5

      f65cc7ac632006f36da65555ac55ce83

      SHA1

      59ab98b973cf37f5aa096b65677f282d24382e64

      SHA256

      f72ec7b3eaf3112713d6d77c7256a25d777d4794a0daa3b864855b68bbf40a5e

      SHA512

      4a10a9b8d1dba01a0dc284c8c3f6c396e3632931fa188c1c6b74dd92d46ab1958b8d09e621fc1461ace4e2ce84c7b9be4e3e6f006dc35647b39b668b02b47e31

    • C:\Users\Admin\AppData\Local\Temp\1.bat

      Filesize

      46B

      MD5

      485b1f288e5f5e8cf3765a001ad83b90

      SHA1

      c7df06ea8734b550d90f810d84fd8a54c2fedaee

      SHA256

      0267d5b9766a69fc65b9cb2ae5945bc5d42e85d9f155c8f4a15786f27ca84e95

      SHA512

      95ccb456b58249f80fb6a5d0910bb7fd1c83734fac76be0479b238f05f7b5bfed1227656aef3287c956878d1dd6a9dceaea93b482de272aa5764088941700272

    • C:\Users\Admin\AppData\Local\Temp\1.bat

      Filesize

      46B

      MD5

      485b1f288e5f5e8cf3765a001ad83b90

      SHA1

      c7df06ea8734b550d90f810d84fd8a54c2fedaee

      SHA256

      0267d5b9766a69fc65b9cb2ae5945bc5d42e85d9f155c8f4a15786f27ca84e95

      SHA512

      95ccb456b58249f80fb6a5d0910bb7fd1c83734fac76be0479b238f05f7b5bfed1227656aef3287c956878d1dd6a9dceaea93b482de272aa5764088941700272

    • C:\Users\Admin\AppData\Local\Temp\1.exe

      Filesize

      1.8MB

      MD5

      db26634068f2b0c596b1b029f1763792

      SHA1

      883814f09c8462194ea45991e9dbdc499da14709

      SHA256

      37b21ed3b707757ffe29f249a9a47c6729a8354ce9940c4d4a11b0bfb1d24f30

      SHA512

      1c3c7fa7db6dbaf8585eae46b57ea12d5e16ea02b22f499bff49275102f91f09a7ccffa58f9d6adddfc39512e0e3484925c152f799cd77a6ba1118b8fecb364a

    • C:\Users\Admin\AppData\Local\Temp\1.exe

      Filesize

      1.8MB

      MD5

      db26634068f2b0c596b1b029f1763792

      SHA1

      883814f09c8462194ea45991e9dbdc499da14709

      SHA256

      37b21ed3b707757ffe29f249a9a47c6729a8354ce9940c4d4a11b0bfb1d24f30

      SHA512

      1c3c7fa7db6dbaf8585eae46b57ea12d5e16ea02b22f499bff49275102f91f09a7ccffa58f9d6adddfc39512e0e3484925c152f799cd77a6ba1118b8fecb364a

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

      Filesize

      1.5MB

      MD5

      f65cc7ac632006f36da65555ac55ce83

      SHA1

      59ab98b973cf37f5aa096b65677f282d24382e64

      SHA256

      f72ec7b3eaf3112713d6d77c7256a25d777d4794a0daa3b864855b68bbf40a5e

      SHA512

      4a10a9b8d1dba01a0dc284c8c3f6c396e3632931fa188c1c6b74dd92d46ab1958b8d09e621fc1461ace4e2ce84c7b9be4e3e6f006dc35647b39b668b02b47e31

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

      Filesize

      1.5MB

      MD5

      f65cc7ac632006f36da65555ac55ce83

      SHA1

      59ab98b973cf37f5aa096b65677f282d24382e64

      SHA256

      f72ec7b3eaf3112713d6d77c7256a25d777d4794a0daa3b864855b68bbf40a5e

      SHA512

      4a10a9b8d1dba01a0dc284c8c3f6c396e3632931fa188c1c6b74dd92d46ab1958b8d09e621fc1461ace4e2ce84c7b9be4e3e6f006dc35647b39b668b02b47e31

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

      Filesize

      246B

      MD5

      bf46a530848320dc68f7101832637dd7

      SHA1

      84816dd7f864e4b60193d570539008b3c00ad2be

      SHA256

      b26dce0b0feb1142ca3e5a4d0b7cad369554fa0ff35bd016e23cfbc504cea815

      SHA512

      0fa0558867b1827ef08127f3604386734c3062be08d97f49d1baed515fb54cb4644f1e4b412ba8d85d9f3e9b9fa7a8e79f7ec3647101cd7fa0f02be7d24c3535

    • \??\c:\users\admin\appdata\local\temp\portwebhost_protected.exe

      Filesize

      1.5MB

      MD5

      f65cc7ac632006f36da65555ac55ce83

      SHA1

      59ab98b973cf37f5aa096b65677f282d24382e64

      SHA256

      f72ec7b3eaf3112713d6d77c7256a25d777d4794a0daa3b864855b68bbf40a5e

      SHA512

      4a10a9b8d1dba01a0dc284c8c3f6c396e3632931fa188c1c6b74dd92d46ab1958b8d09e621fc1461ace4e2ce84c7b9be4e3e6f006dc35647b39b668b02b47e31

    • \MSOCache\All Users\{90140000-002C-0409-0000-0000000FF1CE}-C\Proof.fr\lsass.exe

      Filesize

      1.5MB

      MD5

      f65cc7ac632006f36da65555ac55ce83

      SHA1

      59ab98b973cf37f5aa096b65677f282d24382e64

      SHA256

      f72ec7b3eaf3112713d6d77c7256a25d777d4794a0daa3b864855b68bbf40a5e

      SHA512

      4a10a9b8d1dba01a0dc284c8c3f6c396e3632931fa188c1c6b74dd92d46ab1958b8d09e621fc1461ace4e2ce84c7b9be4e3e6f006dc35647b39b668b02b47e31

    • \MSOCache\All Users\{90140000-002C-0409-0000-0000000FF1CE}-C\Proof.fr\lsass.exe

      Filesize

      1.5MB

      MD5

      f65cc7ac632006f36da65555ac55ce83

      SHA1

      59ab98b973cf37f5aa096b65677f282d24382e64

      SHA256

      f72ec7b3eaf3112713d6d77c7256a25d777d4794a0daa3b864855b68bbf40a5e

      SHA512

      4a10a9b8d1dba01a0dc284c8c3f6c396e3632931fa188c1c6b74dd92d46ab1958b8d09e621fc1461ace4e2ce84c7b9be4e3e6f006dc35647b39b668b02b47e31

    • \Users\Admin\AppData\Local\Temp\1.exe

      Filesize

      1.8MB

      MD5

      db26634068f2b0c596b1b029f1763792

      SHA1

      883814f09c8462194ea45991e9dbdc499da14709

      SHA256

      37b21ed3b707757ffe29f249a9a47c6729a8354ce9940c4d4a11b0bfb1d24f30

      SHA512

      1c3c7fa7db6dbaf8585eae46b57ea12d5e16ea02b22f499bff49275102f91f09a7ccffa58f9d6adddfc39512e0e3484925c152f799cd77a6ba1118b8fecb364a

    • \Users\Admin\AppData\Local\Temp\portwebhost_protected.exe

      Filesize

      1.5MB

      MD5

      f65cc7ac632006f36da65555ac55ce83

      SHA1

      59ab98b973cf37f5aa096b65677f282d24382e64

      SHA256

      f72ec7b3eaf3112713d6d77c7256a25d777d4794a0daa3b864855b68bbf40a5e

      SHA512

      4a10a9b8d1dba01a0dc284c8c3f6c396e3632931fa188c1c6b74dd92d46ab1958b8d09e621fc1461ace4e2ce84c7b9be4e3e6f006dc35647b39b668b02b47e31

    • \Users\Admin\AppData\Local\Temp\portwebhost_protected.exe

      Filesize

      1.5MB

      MD5

      f65cc7ac632006f36da65555ac55ce83

      SHA1

      59ab98b973cf37f5aa096b65677f282d24382e64

      SHA256

      f72ec7b3eaf3112713d6d77c7256a25d777d4794a0daa3b864855b68bbf40a5e

      SHA512

      4a10a9b8d1dba01a0dc284c8c3f6c396e3632931fa188c1c6b74dd92d46ab1958b8d09e621fc1461ace4e2ce84c7b9be4e3e6f006dc35647b39b668b02b47e31

    • \Users\Admin\AppData\Local\Temp\portwebhost_protected.exe

      Filesize

      1.5MB

      MD5

      f65cc7ac632006f36da65555ac55ce83

      SHA1

      59ab98b973cf37f5aa096b65677f282d24382e64

      SHA256

      f72ec7b3eaf3112713d6d77c7256a25d777d4794a0daa3b864855b68bbf40a5e

      SHA512

      4a10a9b8d1dba01a0dc284c8c3f6c396e3632931fa188c1c6b74dd92d46ab1958b8d09e621fc1461ace4e2ce84c7b9be4e3e6f006dc35647b39b668b02b47e31

    • \Users\Admin\AppData\Local\Temp\portwebhost_protected.exe

      Filesize

      1.5MB

      MD5

      f65cc7ac632006f36da65555ac55ce83

      SHA1

      59ab98b973cf37f5aa096b65677f282d24382e64

      SHA256

      f72ec7b3eaf3112713d6d77c7256a25d777d4794a0daa3b864855b68bbf40a5e

      SHA512

      4a10a9b8d1dba01a0dc284c8c3f6c396e3632931fa188c1c6b74dd92d46ab1958b8d09e621fc1461ace4e2ce84c7b9be4e3e6f006dc35647b39b668b02b47e31

    • \Users\Admin\AppData\Local\Temp\portwebhost_protected.exe

      Filesize

      1.5MB

      MD5

      f65cc7ac632006f36da65555ac55ce83

      SHA1

      59ab98b973cf37f5aa096b65677f282d24382e64

      SHA256

      f72ec7b3eaf3112713d6d77c7256a25d777d4794a0daa3b864855b68bbf40a5e

      SHA512

      4a10a9b8d1dba01a0dc284c8c3f6c396e3632931fa188c1c6b74dd92d46ab1958b8d09e621fc1461ace4e2ce84c7b9be4e3e6f006dc35647b39b668b02b47e31

    • memory/1660-82-0x0000000074460000-0x0000000074B4E000-memory.dmp

      Filesize

      6.9MB

    • memory/1660-83-0x00000000000E0000-0x000000000051E000-memory.dmp

      Filesize

      4.2MB

    • memory/1660-90-0x0000000074460000-0x0000000074B4E000-memory.dmp

      Filesize

      6.9MB

    • memory/1660-89-0x00000000000E0000-0x000000000051E000-memory.dmp

      Filesize

      4.2MB

    • memory/1660-87-0x0000000074460000-0x0000000074B4E000-memory.dmp

      Filesize

      6.9MB

    • memory/1660-86-0x00000000000E0000-0x000000000051E000-memory.dmp

      Filesize

      4.2MB

    • memory/1660-85-0x0000000002FB0000-0x0000000002FF0000-memory.dmp

      Filesize

      256KB

    • memory/1660-81-0x00000000000E0000-0x000000000051E000-memory.dmp

      Filesize

      4.2MB

    • memory/1660-84-0x00000000000E0000-0x000000000051E000-memory.dmp

      Filesize

      4.2MB

    • memory/2512-39-0x0000000003500000-0x000000000393E000-memory.dmp

      Filesize

      4.2MB

    • memory/2512-38-0x0000000003500000-0x000000000393E000-memory.dmp

      Filesize

      4.2MB

    • memory/2532-55-0x00000000054C0000-0x0000000005500000-memory.dmp

      Filesize

      256KB

    • memory/2532-43-0x0000000074480000-0x0000000074B6E000-memory.dmp

      Filesize

      6.9MB

    • memory/2532-42-0x0000000001080000-0x00000000014BE000-memory.dmp

      Filesize

      4.2MB

    • memory/2532-44-0x00000000054C0000-0x0000000005500000-memory.dmp

      Filesize

      256KB

    • memory/2532-76-0x0000000074480000-0x0000000074B6E000-memory.dmp

      Filesize

      6.9MB

    • memory/2532-75-0x0000000001080000-0x00000000014BE000-memory.dmp

      Filesize

      4.2MB

    • memory/2532-54-0x0000000074480000-0x0000000074B6E000-memory.dmp

      Filesize

      6.9MB