Analysis

  • max time kernel
    151s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230824-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230824-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/08/2023, 09:39

General

  • Target

    56b825a7950db852403a4e81bf1d3198c17c703e41e2270d9a8b9f6683b8c729.exe

  • Size

    2.8MB

  • MD5

    2c8b43cca9c16cf0559cdfcbf0dcfa13

  • SHA1

    73739e0f3eb904a1ee530af4f7b6598ff5e59748

  • SHA256

    56b825a7950db852403a4e81bf1d3198c17c703e41e2270d9a8b9f6683b8c729

  • SHA512

    11a420decbddf690228d5bc96a25663174fd7cb0f6d129c323b72d5ea0037b18e016d9d8afc9d1f81c43618460f05e8ce2b1455f2fb458223b7a0150e44f9be8

  • SSDEEP

    49152:cjwsbCANnKXferL7Vwe/Gg0P+WhVKDmn27u:yws2ANnKXOaeOgmhVKDmn2a

Malware Config

Signatures

  • Detect PurpleFox Rootkit 10 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 15 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 3 IoCs
  • UPX packed file 13 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: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\56b825a7950db852403a4e81bf1d3198c17c703e41e2270d9a8b9f6683b8c729.exe
    "C:\Users\Admin\AppData\Local\Temp\56b825a7950db852403a4e81bf1d3198c17c703e41e2270d9a8b9f6683b8c729.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2772
    • 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:912
    • 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:916
      • 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:1292
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:4108
    • C:\Users\Admin\AppData\Local\Temp\HD_56b825a7950db852403a4e81bf1d3198c17c703e41e2270d9a8b9f6683b8c729.exe
      C:\Users\Admin\AppData\Local\Temp\HD_56b825a7950db852403a4e81bf1d3198c17c703e41e2270d9a8b9f6683b8c729.exe
      2⤵
      • Executes dropped EXE
      PID:4892
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:2136
    • 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:2252
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240634234.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:3944
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4632
      • 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:1948

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\HD_56b825a7950db852403a4e81bf1d3198c17c703e41e2270d9a8b9f6683b8c729.exe

      Filesize

      295KB

      MD5

      01e59691f6d295e674f61312c2c577c3

      SHA1

      5660d71c7b8a5b2ccebf2ca80359793eb05b217d

      SHA256

      556f51519c2e99de318fd8b3c60131efda1d946533901c0f48274e7506a367fa

      SHA512

      56df53d57ce199b625a885354afa57994e9383df758b70831e95c3e12a8687018757e5ea8c1e310015d845eb04633c8e14e6b12d1917b2d8eee333d9012cc43a

    • C:\Users\Admin\AppData\Local\Temp\HD_56b825a7950db852403a4e81bf1d3198c17c703e41e2270d9a8b9f6683b8c729.exe

      Filesize

      295KB

      MD5

      01e59691f6d295e674f61312c2c577c3

      SHA1

      5660d71c7b8a5b2ccebf2ca80359793eb05b217d

      SHA256

      556f51519c2e99de318fd8b3c60131efda1d946533901c0f48274e7506a367fa

      SHA512

      56df53d57ce199b625a885354afa57994e9383df758b70831e95c3e12a8687018757e5ea8c1e310015d845eb04633c8e14e6b12d1917b2d8eee333d9012cc43a

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

      Filesize

      941KB

      MD5

      8dc3adf1c490211971c1e2325f1424d2

      SHA1

      4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

      SHA256

      bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

      SHA512

      ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

    • C:\Windows\SysWOW64\240634234.txt

      Filesize

      899KB

      MD5

      29a23c78f13a36bf0ffe7ba7a6b448ec

      SHA1

      106a91a1ef4882363bc0ae57d330dcafcc9851c8

      SHA256

      915ba0db39ad59648dd029f9edca38cdc914180091e49ee2ee5d32081211d531

      SHA512

      61e675051f305e5177870b9061eccfa4f8193de5561026e8241cc6ca21032b52f164d87a2b644db2059ebcc90dbbce31591647922573307f1ab7610e169e312e

    • C:\Windows\SysWOW64\240634234.txt

      Filesize

      899KB

      MD5

      29a23c78f13a36bf0ffe7ba7a6b448ec

      SHA1

      106a91a1ef4882363bc0ae57d330dcafcc9851c8

      SHA256

      915ba0db39ad59648dd029f9edca38cdc914180091e49ee2ee5d32081211d531

      SHA512

      61e675051f305e5177870b9061eccfa4f8193de5561026e8241cc6ca21032b52f164d87a2b644db2059ebcc90dbbce31591647922573307f1ab7610e169e312e

    • C:\Windows\SysWOW64\240634234.txt

      Filesize

      899KB

      MD5

      29a23c78f13a36bf0ffe7ba7a6b448ec

      SHA1

      106a91a1ef4882363bc0ae57d330dcafcc9851c8

      SHA256

      915ba0db39ad59648dd029f9edca38cdc914180091e49ee2ee5d32081211d531

      SHA512

      61e675051f305e5177870b9061eccfa4f8193de5561026e8241cc6ca21032b52f164d87a2b644db2059ebcc90dbbce31591647922573307f1ab7610e169e312e

    • 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\240634234.txt

      Filesize

      899KB

      MD5

      29a23c78f13a36bf0ffe7ba7a6b448ec

      SHA1

      106a91a1ef4882363bc0ae57d330dcafcc9851c8

      SHA256

      915ba0db39ad59648dd029f9edca38cdc914180091e49ee2ee5d32081211d531

      SHA512

      61e675051f305e5177870b9061eccfa4f8193de5561026e8241cc6ca21032b52f164d87a2b644db2059ebcc90dbbce31591647922573307f1ab7610e169e312e

    • memory/916-19-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/916-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/916-30-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/916-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/916-17-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1948-44-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1948-40-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1948-55-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1948-60-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4632-37-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4632-29-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4632-28-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4632-26-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB