Analysis

  • max time kernel
    148s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23/11/2022, 20:27

General

  • Target

    1aab225382e13f21383beacb5816af4cb6cca594012388e547a49fbacedb82f4.exe

  • Size

    712KB

  • MD5

    5244590f29e5fdf4267f60fe2a06ea90

  • SHA1

    00ea26b62e1962ccd9a64ddec59d0700accadb6e

  • SHA256

    1aab225382e13f21383beacb5816af4cb6cca594012388e547a49fbacedb82f4

  • SHA512

    48f252a903222289520a594ee904fcf76ff7c3f70c2b733af02ef0f2bd430bca3f5934da4704de5c4d86d87e2e5a663aa0f80c9406d3dba7be077535af5bc885

  • SSDEEP

    12288:tOqBSImJ7uD4vqQOqCg/0+cdEuH8uitp4xieV31K93V:kCSXOTRdEuUpJGls

Malware Config

Extracted

Family

xtremerat

C2

hussienashraf2020.zapto.org

Signatures

  • Detect XtremeRAT payload 18 IoCs
  • XtremeRAT

    The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.

  • Executes dropped EXE 8 IoCs
  • Modifies Installed Components in the registry 2 TTPs 8 IoCs
  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 16 IoCs
  • Drops desktop.ini file(s) 1 IoCs
  • Suspicious use of SetThreadContext 7 IoCs
  • Drops file in Windows directory 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1aab225382e13f21383beacb5816af4cb6cca594012388e547a49fbacedb82f4.exe
    "C:\Users\Admin\AppData\Local\Temp\1aab225382e13f21383beacb5816af4cb6cca594012388e547a49fbacedb82f4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1364
    • C:\Users\Admin\AppData\Local\Temp\1aab225382e13f21383beacb5816af4cb6cca594012388e547a49fbacedb82f4.exe
      C:\Users\Admin\AppData\Local\Temp\1aab225382e13f21383beacb5816af4cb6cca594012388e547a49fbacedb82f4.exe
      2⤵
      • Modifies Installed Components in the registry
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious use of WriteProcessMemory
      PID:1596
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
        • Modifies Installed Components in the registry
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:1116
        • C:\Windows\InstallDir\Server.exe
          "C:\Windows\InstallDir\Server.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of WriteProcessMemory
          PID:1824
          • C:\Windows\InstallDir\Server.exe
            C:\Windows\InstallDir\Server.exe
            5⤵
            • Executes dropped EXE
            • Modifies Installed Components in the registry
            • Adds Run key to start application
            • Suspicious use of SetThreadContext
            • Drops file in Windows directory
            PID:844
            • C:\Program Files\Internet Explorer\iexplore.exe
              "C:\Program Files\Internet Explorer\iexplore.exe"
              6⤵
                PID:1472
              • C:\Windows\SysWOW64\explorer.exe
                explorer.exe
                6⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:584
          • C:\Windows\InstallDir\Server.exe
            "C:\Windows\InstallDir\Server.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            PID:1556
            • C:\Windows\InstallDir\Server.exe
              C:\Windows\InstallDir\Server.exe
              5⤵
              • Executes dropped EXE
              PID:928
          • C:\Windows\InstallDir\Server.exe
            "C:\Windows\InstallDir\Server.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            PID:1148
            • C:\Windows\InstallDir\Server.exe
              C:\Windows\InstallDir\Server.exe
              5⤵
              • Executes dropped EXE
              PID:1756
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
            PID:1804
          • C:\Windows\SysWOW64\explorer.exe
            explorer.exe
            3⤵
            • Loads dropped DLL
            • Drops desktop.ini file(s)
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SendNotifyMessage
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:944
            • C:\Windows\InstallDir\Server.exe
              "C:\Windows\InstallDir\Server.exe"
              4⤵
              • Executes dropped EXE
              • Suspicious use of SetThreadContext
              • Suspicious use of WriteProcessMemory
              PID:1340
              • C:\Windows\InstallDir\Server.exe
                C:\Windows\InstallDir\Server.exe
                5⤵
                • Executes dropped EXE
                • Modifies Installed Components in the registry
                • Adds Run key to start application
                • Suspicious use of SetThreadContext
                • Drops file in Windows directory
                • Suspicious use of WriteProcessMemory
                PID:1984
                • C:\Program Files\Internet Explorer\iexplore.exe
                  "C:\Program Files\Internet Explorer\iexplore.exe"
                  6⤵
                    PID:1628
                  • C:\Windows\SysWOW64\explorer.exe
                    explorer.exe
                    6⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:536

        Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\pXFtxf.cfg

                Filesize

                1KB

                MD5

                892fb7ae7b1a8c59133b27f958ccb550

                SHA1

                13a80dff0481d5aee88c51d2130186a0a9194932

                SHA256

                1678881e96078de557abfd5f5e5a18f468c625a255c2976bdc3251713ad7bfd8

                SHA512

                8538ecca79bec6269159cacff826e05752650174e6963c78aa0d29071d9fafaf31f17523d7b1b7596dedca11a691fdfa4f28c35b4a4593ef6b13a5c04bd9f884

              • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\pXFtxf.cfg

                Filesize

                1KB

                MD5

                892fb7ae7b1a8c59133b27f958ccb550

                SHA1

                13a80dff0481d5aee88c51d2130186a0a9194932

                SHA256

                1678881e96078de557abfd5f5e5a18f468c625a255c2976bdc3251713ad7bfd8

                SHA512

                8538ecca79bec6269159cacff826e05752650174e6963c78aa0d29071d9fafaf31f17523d7b1b7596dedca11a691fdfa4f28c35b4a4593ef6b13a5c04bd9f884

              • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\pXFtxf.cfg

                Filesize

                1KB

                MD5

                892fb7ae7b1a8c59133b27f958ccb550

                SHA1

                13a80dff0481d5aee88c51d2130186a0a9194932

                SHA256

                1678881e96078de557abfd5f5e5a18f468c625a255c2976bdc3251713ad7bfd8

                SHA512

                8538ecca79bec6269159cacff826e05752650174e6963c78aa0d29071d9fafaf31f17523d7b1b7596dedca11a691fdfa4f28c35b4a4593ef6b13a5c04bd9f884

              • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\pXFtxf.xtr

                Filesize

                343KB

                MD5

                6426d400c96fb9ffef4eaa54f6647f4c

                SHA1

                70a37871aff432790b6adf7d3fc4eb929476e082

                SHA256

                98bba0cf4c57ecd35b227f45e4aa6dd50ef7cfb1160235cc14687c96eb09fa3c

                SHA512

                2c8b4d3ab066cbfca6cf0c8d89d5044152b5e3d7100249cbedd1c816e3a4a94efc8bc6b79c1dab4bdf96e3ce476d6caccf625cfbe0aff3bf5e7a29dfcfa948c5

              • C:\Windows\InstallDir\Server.exe

                Filesize

                712KB

                MD5

                5244590f29e5fdf4267f60fe2a06ea90

                SHA1

                00ea26b62e1962ccd9a64ddec59d0700accadb6e

                SHA256

                1aab225382e13f21383beacb5816af4cb6cca594012388e547a49fbacedb82f4

                SHA512

                48f252a903222289520a594ee904fcf76ff7c3f70c2b733af02ef0f2bd430bca3f5934da4704de5c4d86d87e2e5a663aa0f80c9406d3dba7be077535af5bc885

              • C:\Windows\InstallDir\Server.exe

                Filesize

                712KB

                MD5

                5244590f29e5fdf4267f60fe2a06ea90

                SHA1

                00ea26b62e1962ccd9a64ddec59d0700accadb6e

                SHA256

                1aab225382e13f21383beacb5816af4cb6cca594012388e547a49fbacedb82f4

                SHA512

                48f252a903222289520a594ee904fcf76ff7c3f70c2b733af02ef0f2bd430bca3f5934da4704de5c4d86d87e2e5a663aa0f80c9406d3dba7be077535af5bc885

              • C:\Windows\InstallDir\Server.exe

                Filesize

                712KB

                MD5

                5244590f29e5fdf4267f60fe2a06ea90

                SHA1

                00ea26b62e1962ccd9a64ddec59d0700accadb6e

                SHA256

                1aab225382e13f21383beacb5816af4cb6cca594012388e547a49fbacedb82f4

                SHA512

                48f252a903222289520a594ee904fcf76ff7c3f70c2b733af02ef0f2bd430bca3f5934da4704de5c4d86d87e2e5a663aa0f80c9406d3dba7be077535af5bc885

              • C:\Windows\InstallDir\Server.exe

                Filesize

                712KB

                MD5

                5244590f29e5fdf4267f60fe2a06ea90

                SHA1

                00ea26b62e1962ccd9a64ddec59d0700accadb6e

                SHA256

                1aab225382e13f21383beacb5816af4cb6cca594012388e547a49fbacedb82f4

                SHA512

                48f252a903222289520a594ee904fcf76ff7c3f70c2b733af02ef0f2bd430bca3f5934da4704de5c4d86d87e2e5a663aa0f80c9406d3dba7be077535af5bc885

              • C:\Windows\InstallDir\Server.exe

                Filesize

                712KB

                MD5

                5244590f29e5fdf4267f60fe2a06ea90

                SHA1

                00ea26b62e1962ccd9a64ddec59d0700accadb6e

                SHA256

                1aab225382e13f21383beacb5816af4cb6cca594012388e547a49fbacedb82f4

                SHA512

                48f252a903222289520a594ee904fcf76ff7c3f70c2b733af02ef0f2bd430bca3f5934da4704de5c4d86d87e2e5a663aa0f80c9406d3dba7be077535af5bc885

              • C:\Windows\InstallDir\Server.exe

                Filesize

                712KB

                MD5

                5244590f29e5fdf4267f60fe2a06ea90

                SHA1

                00ea26b62e1962ccd9a64ddec59d0700accadb6e

                SHA256

                1aab225382e13f21383beacb5816af4cb6cca594012388e547a49fbacedb82f4

                SHA512

                48f252a903222289520a594ee904fcf76ff7c3f70c2b733af02ef0f2bd430bca3f5934da4704de5c4d86d87e2e5a663aa0f80c9406d3dba7be077535af5bc885

              • C:\Windows\InstallDir\Server.exe

                Filesize

                712KB

                MD5

                5244590f29e5fdf4267f60fe2a06ea90

                SHA1

                00ea26b62e1962ccd9a64ddec59d0700accadb6e

                SHA256

                1aab225382e13f21383beacb5816af4cb6cca594012388e547a49fbacedb82f4

                SHA512

                48f252a903222289520a594ee904fcf76ff7c3f70c2b733af02ef0f2bd430bca3f5934da4704de5c4d86d87e2e5a663aa0f80c9406d3dba7be077535af5bc885

              • C:\Windows\InstallDir\Server.exe

                Filesize

                712KB

                MD5

                5244590f29e5fdf4267f60fe2a06ea90

                SHA1

                00ea26b62e1962ccd9a64ddec59d0700accadb6e

                SHA256

                1aab225382e13f21383beacb5816af4cb6cca594012388e547a49fbacedb82f4

                SHA512

                48f252a903222289520a594ee904fcf76ff7c3f70c2b733af02ef0f2bd430bca3f5934da4704de5c4d86d87e2e5a663aa0f80c9406d3dba7be077535af5bc885

              • C:\Windows\InstallDir\Server.exe

                Filesize

                712KB

                MD5

                5244590f29e5fdf4267f60fe2a06ea90

                SHA1

                00ea26b62e1962ccd9a64ddec59d0700accadb6e

                SHA256

                1aab225382e13f21383beacb5816af4cb6cca594012388e547a49fbacedb82f4

                SHA512

                48f252a903222289520a594ee904fcf76ff7c3f70c2b733af02ef0f2bd430bca3f5934da4704de5c4d86d87e2e5a663aa0f80c9406d3dba7be077535af5bc885

              • \Windows\InstallDir\Server.exe

                Filesize

                712KB

                MD5

                5244590f29e5fdf4267f60fe2a06ea90

                SHA1

                00ea26b62e1962ccd9a64ddec59d0700accadb6e

                SHA256

                1aab225382e13f21383beacb5816af4cb6cca594012388e547a49fbacedb82f4

                SHA512

                48f252a903222289520a594ee904fcf76ff7c3f70c2b733af02ef0f2bd430bca3f5934da4704de5c4d86d87e2e5a663aa0f80c9406d3dba7be077535af5bc885

              • \Windows\InstallDir\Server.exe

                Filesize

                712KB

                MD5

                5244590f29e5fdf4267f60fe2a06ea90

                SHA1

                00ea26b62e1962ccd9a64ddec59d0700accadb6e

                SHA256

                1aab225382e13f21383beacb5816af4cb6cca594012388e547a49fbacedb82f4

                SHA512

                48f252a903222289520a594ee904fcf76ff7c3f70c2b733af02ef0f2bd430bca3f5934da4704de5c4d86d87e2e5a663aa0f80c9406d3dba7be077535af5bc885

              • \Windows\InstallDir\Server.exe

                Filesize

                712KB

                MD5

                5244590f29e5fdf4267f60fe2a06ea90

                SHA1

                00ea26b62e1962ccd9a64ddec59d0700accadb6e

                SHA256

                1aab225382e13f21383beacb5816af4cb6cca594012388e547a49fbacedb82f4

                SHA512

                48f252a903222289520a594ee904fcf76ff7c3f70c2b733af02ef0f2bd430bca3f5934da4704de5c4d86d87e2e5a663aa0f80c9406d3dba7be077535af5bc885

              • \Windows\InstallDir\Server.exe

                Filesize

                712KB

                MD5

                5244590f29e5fdf4267f60fe2a06ea90

                SHA1

                00ea26b62e1962ccd9a64ddec59d0700accadb6e

                SHA256

                1aab225382e13f21383beacb5816af4cb6cca594012388e547a49fbacedb82f4

                SHA512

                48f252a903222289520a594ee904fcf76ff7c3f70c2b733af02ef0f2bd430bca3f5934da4704de5c4d86d87e2e5a663aa0f80c9406d3dba7be077535af5bc885

              • \Windows\InstallDir\Server.exe

                Filesize

                712KB

                MD5

                5244590f29e5fdf4267f60fe2a06ea90

                SHA1

                00ea26b62e1962ccd9a64ddec59d0700accadb6e

                SHA256

                1aab225382e13f21383beacb5816af4cb6cca594012388e547a49fbacedb82f4

                SHA512

                48f252a903222289520a594ee904fcf76ff7c3f70c2b733af02ef0f2bd430bca3f5934da4704de5c4d86d87e2e5a663aa0f80c9406d3dba7be077535af5bc885

              • memory/536-181-0x0000000001611000-0x00000000016BB000-memory.dmp

                Filesize

                680KB

              • memory/536-179-0x00000000016BB000-0x0000000001710000-memory.dmp

                Filesize

                340KB

              • memory/536-182-0x00000000016BB000-0x0000000001710000-memory.dmp

                Filesize

                340KB

              • memory/584-180-0x00000000016BB000-0x0000000001710000-memory.dmp

                Filesize

                340KB

              • memory/584-228-0x00000000016BB000-0x0000000001710000-memory.dmp

                Filesize

                340KB

              • memory/944-92-0x0000000000C80000-0x0000000000CEE000-memory.dmp

                Filesize

                440KB

              • memory/944-86-0x0000000074201000-0x0000000074203000-memory.dmp

                Filesize

                8KB

              • memory/944-87-0x0000000000C80000-0x0000000000CEE000-memory.dmp

                Filesize

                440KB

              • memory/1116-79-0x0000000000C80000-0x0000000000CEE000-memory.dmp

                Filesize

                440KB

              • memory/1596-73-0x0000000075001000-0x0000000075003000-memory.dmp

                Filesize

                8KB

              • memory/1596-59-0x0000000000C80000-0x0000000000CEE000-memory.dmp

                Filesize

                440KB

              • memory/1596-65-0x0000000000C80000-0x0000000000CEE000-memory.dmp

                Filesize

                440KB

              • memory/1596-62-0x0000000000C80000-0x0000000000CEE000-memory.dmp

                Filesize

                440KB

              • memory/1596-70-0x0000000000C80000-0x0000000000CEE000-memory.dmp

                Filesize

                440KB

              • memory/1596-54-0x0000000000C80000-0x0000000000CEE000-memory.dmp

                Filesize

                440KB

              • memory/1596-55-0x0000000000C80000-0x0000000000CEE000-memory.dmp

                Filesize

                440KB

              • memory/1596-67-0x0000000000C80000-0x0000000000CEE000-memory.dmp

                Filesize

                440KB

              • memory/1596-75-0x0000000000C81000-0x0000000000C8A000-memory.dmp

                Filesize

                36KB

              • memory/1596-74-0x0000000000C80000-0x0000000000CEE000-memory.dmp

                Filesize

                440KB

              • memory/1596-57-0x0000000000C80000-0x0000000000CEE000-memory.dmp

                Filesize

                440KB