Analysis

  • max time kernel
    145s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20230824-en
  • resource tags

    arch:x64arch:x86image:win7-20230824-enlocale:en-usos:windows7-x64system
  • submitted
    28/08/2023, 10:23

General

  • Target

    4664802802037d938ab83415146fb0be144c6e61a25179183c839233554ad1c3.exe

  • Size

    2.9MB

  • MD5

    d84f9d0171ae51d9cda7b2b6b7b42f37

  • SHA1

    3448c73d447d0ef575c986068cf42b9509796279

  • SHA256

    4664802802037d938ab83415146fb0be144c6e61a25179183c839233554ad1c3

  • SHA512

    3f06170acbbfd279d17dbc6f4e2527b12d9183682bc7fe44e6fefc31b3f270773e6d96a3a222180b9cf05072a723afcb8f1214c14a13df9c8188cd2154e41c9b

  • SSDEEP

    49152:cjwsbCANnKXferL7Vwe/Gg0P+WhVKDmn2uoQj2iF:yws2ANnKXOaeOgmhVKDmn2uoQj/

Malware Config

Signatures

  • Detect PurpleFox Rootkit 4 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 9 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.

  • Sets DLL path for service in the registry 2 TTPs 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 8 IoCs
  • UPX packed file 6 IoCs

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

  • Drops file in System32 directory 6 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4664802802037d938ab83415146fb0be144c6e61a25179183c839233554ad1c3.exe
    "C:\Users\Admin\AppData\Local\Temp\4664802802037d938ab83415146fb0be144c6e61a25179183c839233554ad1c3.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:904
    • 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:2992
    • 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:2184
      • 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:2680
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2832
    • C:\Users\Admin\AppData\Local\Temp\HD_4664802802037d938ab83415146fb0be144c6e61a25179183c839233554ad1c3.exe
      C:\Users\Admin\AppData\Local\Temp\HD_4664802802037d938ab83415146fb0be144c6e61a25179183c839233554ad1c3.exe
      2⤵
      • Executes dropped EXE
      PID:2284
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:3036
    • 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:2216
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259437618.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2836
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:632
      • C:\Windows\SysWOW64\TXPlatfor.exe
        C:\Windows\SysWOW64\TXPlatfor.exe -acsi
        2⤵
        • Executes dropped EXE
        PID:2892

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\HD_4664802802037d938ab83415146fb0be144c6e61a25179183c839233554ad1c3.exe

            Filesize

            304KB

            MD5

            82a99a1b50528b30350349592da7e035

            SHA1

            5a8af1f9ae1ac9c9289030756b3a9cc353d9f876

            SHA256

            2771c578ffe137b4e29fa445ed3e8a6dcfbe294abf9615de9bc24aac7f05e871

            SHA512

            fbfac76e6f4220782a7882a526486039234ddc60fb4232112f23e8a305d47be87cadc6adf9f0acadd5cc56b5c9bed9e331e295b5a2c9966bcc6d6dea19ad9751

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

            Filesize

            2.6MB

            MD5

            ebbd2e32344ea1777686b6a9bd5eeccc

            SHA1

            9fa09972e64ad18ecb7359969347819b6ae240dd

            SHA256

            5a10c905f59d20a4495c9658a8252348bd26eea5457d2d01187c88e1b4cda542

            SHA512

            26de2bcbc937cd7b62a181d7febadb6afcaf0c41975ae58cdf1da8130bd2eb494af1276766e58c30593cab71d5b7f44d792e108e96dd8082768eb7c98fa00346

          • 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:\Windows\SysWOW64\Remote Data.exe

            Filesize

            43KB

            MD5

            51138beea3e2c21ec44d0932c71762a8

            SHA1

            8939cf35447b22dd2c6e6f443446acc1bf986d58

            SHA256

            5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

            SHA512

            794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

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

            Filesize

            43KB

            MD5

            51138beea3e2c21ec44d0932c71762a8

            SHA1

            8939cf35447b22dd2c6e6f443446acc1bf986d58

            SHA256

            5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

            SHA512

            794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

          • 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\259437618.txt

            Filesize

            899KB

            MD5

            0de198eba3b68bab8aeeb460e5e52672

            SHA1

            55b64cc4fdae7ba1473029f0bc520f804573f8fe

            SHA256

            b899cb0ea01970a358e26823eca7dd28d6d7df7bcc6325a4c0fbf34ed089a087

            SHA512

            f5526f69ce2001ecc7ec8db45932fe997c444b184850a5bfbe3c10ecbec85ddbbe1ef8ca540dfdf1c04ed8b7af7d79156125c4456b475291d8fd370188d6e6e4

          • \Users\Admin\AppData\Local\Temp\HD_4664802802037d938ab83415146fb0be144c6e61a25179183c839233554ad1c3.exe

            Filesize

            304KB

            MD5

            82a99a1b50528b30350349592da7e035

            SHA1

            5a8af1f9ae1ac9c9289030756b3a9cc353d9f876

            SHA256

            2771c578ffe137b4e29fa445ed3e8a6dcfbe294abf9615de9bc24aac7f05e871

            SHA512

            fbfac76e6f4220782a7882a526486039234ddc60fb4232112f23e8a305d47be87cadc6adf9f0acadd5cc56b5c9bed9e331e295b5a2c9966bcc6d6dea19ad9751

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

            Filesize

            377KB

            MD5

            4a36a48e58829c22381572b2040b6fe0

            SHA1

            f09d30e44ff7e3f20a5de307720f3ad148c6143b

            SHA256

            3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

            SHA512

            5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

            Filesize

            941KB

            MD5

            8dc3adf1c490211971c1e2325f1424d2

            SHA1

            4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

            SHA256

            bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

            SHA512

            ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

          • \Windows\SysWOW64\259437618.txt

            Filesize

            899KB

            MD5

            0de198eba3b68bab8aeeb460e5e52672

            SHA1

            55b64cc4fdae7ba1473029f0bc520f804573f8fe

            SHA256

            b899cb0ea01970a358e26823eca7dd28d6d7df7bcc6325a4c0fbf34ed089a087

            SHA512

            f5526f69ce2001ecc7ec8db45932fe997c444b184850a5bfbe3c10ecbec85ddbbe1ef8ca540dfdf1c04ed8b7af7d79156125c4456b475291d8fd370188d6e6e4

          • \Windows\SysWOW64\259437618.txt

            Filesize

            899KB

            MD5

            0de198eba3b68bab8aeeb460e5e52672

            SHA1

            55b64cc4fdae7ba1473029f0bc520f804573f8fe

            SHA256

            b899cb0ea01970a358e26823eca7dd28d6d7df7bcc6325a4c0fbf34ed089a087

            SHA512

            f5526f69ce2001ecc7ec8db45932fe997c444b184850a5bfbe3c10ecbec85ddbbe1ef8ca540dfdf1c04ed8b7af7d79156125c4456b475291d8fd370188d6e6e4

          • \Windows\SysWOW64\259437618.txt

            Filesize

            899KB

            MD5

            0de198eba3b68bab8aeeb460e5e52672

            SHA1

            55b64cc4fdae7ba1473029f0bc520f804573f8fe

            SHA256

            b899cb0ea01970a358e26823eca7dd28d6d7df7bcc6325a4c0fbf34ed089a087

            SHA512

            f5526f69ce2001ecc7ec8db45932fe997c444b184850a5bfbe3c10ecbec85ddbbe1ef8ca540dfdf1c04ed8b7af7d79156125c4456b475291d8fd370188d6e6e4

          • \Windows\SysWOW64\Remote Data.exe

            Filesize

            43KB

            MD5

            51138beea3e2c21ec44d0932c71762a8

            SHA1

            8939cf35447b22dd2c6e6f443446acc1bf986d58

            SHA256

            5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

            SHA512

            794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

          • \Windows\SysWOW64\TXPlatfor.exe

            Filesize

            377KB

            MD5

            4a36a48e58829c22381572b2040b6fe0

            SHA1

            f09d30e44ff7e3f20a5de307720f3ad148c6143b

            SHA256

            3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

            SHA512

            5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

          • memory/632-38-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/632-29-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2184-34-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2184-21-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2184-20-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2184-18-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB