Analysis

  • max time kernel
    150s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/08/2023, 23:36

General

  • Target

    4663ff66015d4e2fdf52055227cb0f096fa5347a86dc6769b9a4df398adfe7ec.exe

  • Size

    2.3MB

  • MD5

    712e6f0715e6323c6c08b35c55ffaa2c

  • SHA1

    74db7f9ec52c68d637ef0531b196d56f6f5b1826

  • SHA256

    4663ff66015d4e2fdf52055227cb0f096fa5347a86dc6769b9a4df398adfe7ec

  • SHA512

    8a9b93bf37b5e7e761ca5f818ccc8f2dcda7ca8d16587276f12ad46f00fa8841ccd1d7288e42f675aae5eaceb7392c1acb9da44a3d8160cea715b64c8fd6a5dc

  • SSDEEP

    24576:SCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHZ:SCwsbCANnKXferL7Vwe/Gg0P+Whm

Malware Config

Signatures

  • Detect PurpleFox Rootkit 9 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 13 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • PurpleFox

    PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

  • Drops file in Drivers directory 1 IoCs
  • Sets DLL path for service in the registry 2 TTPs 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 3 IoCs
  • UPX packed file 11 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in System32 directory 6 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4663ff66015d4e2fdf52055227cb0f096fa5347a86dc6769b9a4df398adfe7ec.exe
    "C:\Users\Admin\AppData\Local\Temp\4663ff66015d4e2fdf52055227cb0f096fa5347a86dc6769b9a4df398adfe7ec.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2136
    • C:\Users\Admin\AppData\Local\Temp\R.exe
      C:\Users\Admin\AppData\Local\Temp\\R.exe
      2⤵
      • Sets DLL path for service in the registry
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:3348
    • C:\Users\Admin\AppData\Local\Temp\N.exe
      C:\Users\Admin\AppData\Local\Temp\\N.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:224
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\N.exe > nul
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1708
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:3940
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:3576
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:2172
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240629968.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:4804
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:452
      • C:\Windows\SysWOW64\TXPlatfor.exe
        C:\Windows\SysWOW64\TXPlatfor.exe -acsi
        2⤵
        • Drops file in Drivers directory
        • Sets service image path in registry
        • Executes dropped EXE
        • Suspicious behavior: LoadsDriver
        • Suspicious use of AdjustPrivilegeToken
        PID:1504

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\HD_X.dat

            Filesize

            2.3MB

            MD5

            712e6f0715e6323c6c08b35c55ffaa2c

            SHA1

            74db7f9ec52c68d637ef0531b196d56f6f5b1826

            SHA256

            4663ff66015d4e2fdf52055227cb0f096fa5347a86dc6769b9a4df398adfe7ec

            SHA512

            8a9b93bf37b5e7e761ca5f818ccc8f2dcda7ca8d16587276f12ad46f00fa8841ccd1d7288e42f675aae5eaceb7392c1acb9da44a3d8160cea715b64c8fd6a5dc

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

            Filesize

            377KB

            MD5

            4a36a48e58829c22381572b2040b6fe0

            SHA1

            f09d30e44ff7e3f20a5de307720f3ad148c6143b

            SHA256

            3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

            SHA512

            5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

            Filesize

            377KB

            MD5

            4a36a48e58829c22381572b2040b6fe0

            SHA1

            f09d30e44ff7e3f20a5de307720f3ad148c6143b

            SHA256

            3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

            SHA512

            5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

            Filesize

            941KB

            MD5

            8dc3adf1c490211971c1e2325f1424d2

            SHA1

            4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

            SHA256

            bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

            SHA512

            ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

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

            Filesize

            941KB

            MD5

            8dc3adf1c490211971c1e2325f1424d2

            SHA1

            4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

            SHA256

            bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

            SHA512

            ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

          • C:\Windows\SysWOW64\240629968.txt

            Filesize

            899KB

            MD5

            9ca14a2b3d85a445fd4a7e0da1f8a7ab

            SHA1

            5522117d7ef1aef8cae77a6753017fb72dfc133e

            SHA256

            85cead769dd3029383c599be913103470b4de5bfe2bc6db60e176c76e47775a6

            SHA512

            c4bb2ec3dc5291b2691cf609c8f5eb3b5f1c5144caf627d9dbec246f3e8f0ab34531359202d4084c1b6ba6ead2f59fa96190fbefcc971c01a4435f3e7ad1cae4

          • C:\Windows\SysWOW64\240629968.txt

            Filesize

            899KB

            MD5

            9ca14a2b3d85a445fd4a7e0da1f8a7ab

            SHA1

            5522117d7ef1aef8cae77a6753017fb72dfc133e

            SHA256

            85cead769dd3029383c599be913103470b4de5bfe2bc6db60e176c76e47775a6

            SHA512

            c4bb2ec3dc5291b2691cf609c8f5eb3b5f1c5144caf627d9dbec246f3e8f0ab34531359202d4084c1b6ba6ead2f59fa96190fbefcc971c01a4435f3e7ad1cae4

          • C:\Windows\SysWOW64\240629968.txt

            Filesize

            899KB

            MD5

            9ca14a2b3d85a445fd4a7e0da1f8a7ab

            SHA1

            5522117d7ef1aef8cae77a6753017fb72dfc133e

            SHA256

            85cead769dd3029383c599be913103470b4de5bfe2bc6db60e176c76e47775a6

            SHA512

            c4bb2ec3dc5291b2691cf609c8f5eb3b5f1c5144caf627d9dbec246f3e8f0ab34531359202d4084c1b6ba6ead2f59fa96190fbefcc971c01a4435f3e7ad1cae4

          • C:\Windows\SysWOW64\Remote Data.exe

            Filesize

            60KB

            MD5

            889b99c52a60dd49227c5e485a016679

            SHA1

            8fa889e456aa646a4d0a4349977430ce5fa5e2d7

            SHA256

            6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

            SHA512

            08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

          • C:\Windows\SysWOW64\Remote Data.exe

            Filesize

            60KB

            MD5

            889b99c52a60dd49227c5e485a016679

            SHA1

            8fa889e456aa646a4d0a4349977430ce5fa5e2d7

            SHA256

            6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

            SHA512

            08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

          • C:\Windows\SysWOW64\TXPlatfor.exe

            Filesize

            377KB

            MD5

            4a36a48e58829c22381572b2040b6fe0

            SHA1

            f09d30e44ff7e3f20a5de307720f3ad148c6143b

            SHA256

            3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

            SHA512

            5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

          • C:\Windows\SysWOW64\TXPlatfor.exe

            Filesize

            377KB

            MD5

            4a36a48e58829c22381572b2040b6fe0

            SHA1

            f09d30e44ff7e3f20a5de307720f3ad148c6143b

            SHA256

            3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

            SHA512

            5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

          • C:\Windows\SysWOW64\TXPlatfor.exe

            Filesize

            377KB

            MD5

            4a36a48e58829c22381572b2040b6fe0

            SHA1

            f09d30e44ff7e3f20a5de307720f3ad148c6143b

            SHA256

            3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

            SHA512

            5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

          • \??\c:\windows\SysWOW64\240629968.txt

            Filesize

            899KB

            MD5

            9ca14a2b3d85a445fd4a7e0da1f8a7ab

            SHA1

            5522117d7ef1aef8cae77a6753017fb72dfc133e

            SHA256

            85cead769dd3029383c599be913103470b4de5bfe2bc6db60e176c76e47775a6

            SHA512

            c4bb2ec3dc5291b2691cf609c8f5eb3b5f1c5144caf627d9dbec246f3e8f0ab34531359202d4084c1b6ba6ead2f59fa96190fbefcc971c01a4435f3e7ad1cae4

          • memory/224-154-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/224-150-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/224-153-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/224-164-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/452-168-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/452-163-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/452-162-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/452-159-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/1504-183-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/1504-185-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/1504-188-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB