Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    28/08/2023, 14:00

General

  • Target

    947c4f05565d57541e26494668f01930ddee0b19accbc2f0249724ed74f4eb3d.exe

  • Size

    3.4MB

  • MD5

    fc52ed5a0da747592db7b7db26871f15

  • SHA1

    a51611fc97f130ad77314b2d4b364d194f033f38

  • SHA256

    947c4f05565d57541e26494668f01930ddee0b19accbc2f0249724ed74f4eb3d

  • SHA512

    4fe17d5b0d92816154428651c242b630cfd243604ec0d78889214be7e4f9706b1cebfd71d424a9bfb8eee3ebf476a1954bdacb9d100b85d6067f731d51a8407c

  • SSDEEP

    98304:yws2ANnKXOaeOgmhVKDmn2dwC64GnBArKXBQZ:oKXbeO7bamn6

Malware Config

Signatures

  • Detect PurpleFox Rootkit 7 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 12 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 6 IoCs
  • Loads dropped DLL 9 IoCs
  • UPX packed file 10 IoCs

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

  • Drops file in System32 directory 6 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: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\947c4f05565d57541e26494668f01930ddee0b19accbc2f0249724ed74f4eb3d.exe
    "C:\Users\Admin\AppData\Local\Temp\947c4f05565d57541e26494668f01930ddee0b19accbc2f0249724ed74f4eb3d.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2444
    • 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:2568
    • 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:2928
      • 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:1636
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2424
    • C:\Users\Admin\AppData\Local\Temp\HD_947c4f05565d57541e26494668f01930ddee0b19accbc2f0249724ed74f4eb3d.exe
      C:\Users\Admin\AppData\Local\Temp\HD_947c4f05565d57541e26494668f01930ddee0b19accbc2f0249724ed74f4eb3d.exe
      2⤵
      • Executes dropped EXE
      PID:1692
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:580
    • 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:2164
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259423297.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1504
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2892
      • 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:2140

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\HD_947c4f05565d57541e26494668f01930ddee0b19accbc2f0249724ed74f4eb3d.exe

            Filesize

            894KB

            MD5

            ec082e16720a9a21a65d0da7c2b8b0dc

            SHA1

            20e1ed78316aa2e5c2c6794727f2848db8bb2306

            SHA256

            08be658bbdec89137fce493f5af84d957e034cc42726de25c4fb00a7d20b780b

            SHA512

            d43f1a7a9d77584ff9131bc742de97a9cb9cc1be0ae55c6443f1b2ec8d1c25bf07edfb14bccda74c638254f81dac64d51a8806fbff9a7f7c281bbeda16157178

          • C:\Users\Admin\AppData\Local\Temp\HD_947c4f05565d57541e26494668f01930ddee0b19accbc2f0249724ed74f4eb3d.exe

            Filesize

            894KB

            MD5

            ec082e16720a9a21a65d0da7c2b8b0dc

            SHA1

            20e1ed78316aa2e5c2c6794727f2848db8bb2306

            SHA256

            08be658bbdec89137fce493f5af84d957e034cc42726de25c4fb00a7d20b780b

            SHA512

            d43f1a7a9d77584ff9131bc742de97a9cb9cc1be0ae55c6443f1b2ec8d1c25bf07edfb14bccda74c638254f81dac64d51a8806fbff9a7f7c281bbeda16157178

          • 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\259423297.txt

            Filesize

            899KB

            MD5

            4bbcc8a419676d58108bc1fb5ed40024

            SHA1

            cc34ab02ef78d7915d2c1f8d041e393fc2739bb4

            SHA256

            c088140ff81646803f4d2561c2f0d1da3a9d9309d0b5ac632177510abe7b7ca3

            SHA512

            4ecc6935a573f8ab00a0d81bc660beac9b0ed41bcbc31b2c9be654329702d76616f87ec14a46ebf90ae37a321c57d865e285cb6a46ed1c3ba059d3304845cc28

          • \Users\Admin\AppData\Local\Temp\HD_947c4f05565d57541e26494668f01930ddee0b19accbc2f0249724ed74f4eb3d.exe

            Filesize

            894KB

            MD5

            ec082e16720a9a21a65d0da7c2b8b0dc

            SHA1

            20e1ed78316aa2e5c2c6794727f2848db8bb2306

            SHA256

            08be658bbdec89137fce493f5af84d957e034cc42726de25c4fb00a7d20b780b

            SHA512

            d43f1a7a9d77584ff9131bc742de97a9cb9cc1be0ae55c6443f1b2ec8d1c25bf07edfb14bccda74c638254f81dac64d51a8806fbff9a7f7c281bbeda16157178

          • \Users\Admin\AppData\Local\Temp\HD_947c4f05565d57541e26494668f01930ddee0b19accbc2f0249724ed74f4eb3d.exe

            Filesize

            894KB

            MD5

            ec082e16720a9a21a65d0da7c2b8b0dc

            SHA1

            20e1ed78316aa2e5c2c6794727f2848db8bb2306

            SHA256

            08be658bbdec89137fce493f5af84d957e034cc42726de25c4fb00a7d20b780b

            SHA512

            d43f1a7a9d77584ff9131bc742de97a9cb9cc1be0ae55c6443f1b2ec8d1c25bf07edfb14bccda74c638254f81dac64d51a8806fbff9a7f7c281bbeda16157178

          • \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\259423297.txt

            Filesize

            899KB

            MD5

            4bbcc8a419676d58108bc1fb5ed40024

            SHA1

            cc34ab02ef78d7915d2c1f8d041e393fc2739bb4

            SHA256

            c088140ff81646803f4d2561c2f0d1da3a9d9309d0b5ac632177510abe7b7ca3

            SHA512

            4ecc6935a573f8ab00a0d81bc660beac9b0ed41bcbc31b2c9be654329702d76616f87ec14a46ebf90ae37a321c57d865e285cb6a46ed1c3ba059d3304845cc28

          • \Windows\SysWOW64\259423297.txt

            Filesize

            899KB

            MD5

            4bbcc8a419676d58108bc1fb5ed40024

            SHA1

            cc34ab02ef78d7915d2c1f8d041e393fc2739bb4

            SHA256

            c088140ff81646803f4d2561c2f0d1da3a9d9309d0b5ac632177510abe7b7ca3

            SHA512

            4ecc6935a573f8ab00a0d81bc660beac9b0ed41bcbc31b2c9be654329702d76616f87ec14a46ebf90ae37a321c57d865e285cb6a46ed1c3ba059d3304845cc28

          • \Windows\SysWOW64\259423297.txt

            Filesize

            899KB

            MD5

            4bbcc8a419676d58108bc1fb5ed40024

            SHA1

            cc34ab02ef78d7915d2c1f8d041e393fc2739bb4

            SHA256

            c088140ff81646803f4d2561c2f0d1da3a9d9309d0b5ac632177510abe7b7ca3

            SHA512

            4ecc6935a573f8ab00a0d81bc660beac9b0ed41bcbc31b2c9be654329702d76616f87ec14a46ebf90ae37a321c57d865e285cb6a46ed1c3ba059d3304845cc28

          • \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/2140-56-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2140-52-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2140-50-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2892-38-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2892-30-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2928-33-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2928-20-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2928-21-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2928-22-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2928-18-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB