Analysis

  • max time kernel
    150s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    28/08/2023, 19:22

General

  • Target

    745d938d6e708476e4e8a0c7e96c765d2498affcdda045d688b920cbe641e04a.exe

  • Size

    2.6MB

  • MD5

    84d0f4faaa31400ec590b27bb3b19a0b

  • SHA1

    9eb32eb08c6c1c4c45157ffabb0cdea8b91fe3be

  • SHA256

    745d938d6e708476e4e8a0c7e96c765d2498affcdda045d688b920cbe641e04a

  • SHA512

    2665606ce617ba9507af59fb4b92c9fe00f7a362a808106bc5fc32b1ba27156ba6525ce4d586fdaa174940632443d9395c50f0beb0fa1f1039ba7d3fe1f78011

  • SSDEEP

    49152:cjwsbCANnKXferL7Vwe/Gg0P+WhVKDmn2ATV:yws2ANnKXOaeOgmhVKDmn2ATV

Malware Config

Signatures

  • Detect PurpleFox Rootkit 9 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 11 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 service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 5 IoCs
  • UPX packed file 11 IoCs

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

  • Drops file in System32 directory 3 IoCs
  • 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 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\745d938d6e708476e4e8a0c7e96c765d2498affcdda045d688b920cbe641e04a.exe
    "C:\Users\Admin\AppData\Local\Temp\745d938d6e708476e4e8a0c7e96c765d2498affcdda045d688b920cbe641e04a.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2500
    • C:\Users\Admin\AppData\Local\Temp\R.exe
      C:\Users\Admin\AppData\Local\Temp\\R.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:2396
    • 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:788
      • 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:2864
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2720
    • C:\Users\Admin\AppData\Local\Temp\HD_745d938d6e708476e4e8a0c7e96c765d2498affcdda045d688b920cbe641e04a.exe
      C:\Users\Admin\AppData\Local\Temp\HD_745d938d6e708476e4e8a0c7e96c765d2498affcdda045d688b920cbe641e04a.exe
      2⤵
      • Executes dropped EXE
      PID:1660
  • C:\Windows\SysWOW64\TXPlatfor.exe
    C:\Windows\SysWOW64\TXPlatfor.exe -auto
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2980
    • 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:1924

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\HD_745d938d6e708476e4e8a0c7e96c765d2498affcdda045d688b920cbe641e04a.exe

          Filesize

          30KB

          MD5

          123c4fcf10cdb297ba04d961d38c76b0

          SHA1

          d8257d29e3cb08330f03c7315e5cdbc7a7af3106

          SHA256

          b0e1566b7d1a8c80f698158fcd6b8ae6eec6bc8cf368114ec4f0134b63e775a3

          SHA512

          1920b80b5122c3e0d9d2b8988cbf6762c754ff33eb2813c20219415cc02d3c958d622520fd2d7f39f6fc6fad0fcc656f243c80d5bb746eba13b963221e526109

        • 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\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\TXPlatfor.exe

          Filesize

          377KB

          MD5

          4a36a48e58829c22381572b2040b6fe0

          SHA1

          f09d30e44ff7e3f20a5de307720f3ad148c6143b

          SHA256

          3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

          SHA512

          5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

        • \Users\Admin\AppData\Local\Temp\HD_745d938d6e708476e4e8a0c7e96c765d2498affcdda045d688b920cbe641e04a.exe

          Filesize

          30KB

          MD5

          123c4fcf10cdb297ba04d961d38c76b0

          SHA1

          d8257d29e3cb08330f03c7315e5cdbc7a7af3106

          SHA256

          b0e1566b7d1a8c80f698158fcd6b8ae6eec6bc8cf368114ec4f0134b63e775a3

          SHA512

          1920b80b5122c3e0d9d2b8988cbf6762c754ff33eb2813c20219415cc02d3c958d622520fd2d7f39f6fc6fad0fcc656f243c80d5bb746eba13b963221e526109

        • \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\259427931.txt

          Filesize

          899KB

          MD5

          318d243e7a98f2a0a122ae4f8e01f617

          SHA1

          f483736ad610ffd07c392d400aa0b9a4682e9481

          SHA256

          0a83f579ef747816e205d2989de4ae2d62ce64b493522615e83ae1759428d02a

          SHA512

          de29ee299edafeef58399e59d0e58c09fd865539f54443aba5a259c92f9276cc035be9e294d40b986d30ac33cdf28881a93aeae4193632634538609eda179ac2

        • \Windows\SysWOW64\TXPlatfor.exe

          Filesize

          377KB

          MD5

          4a36a48e58829c22381572b2040b6fe0

          SHA1

          f09d30e44ff7e3f20a5de307720f3ad148c6143b

          SHA256

          3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

          SHA512

          5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

        • memory/788-17-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB

        • memory/788-15-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB

        • memory/788-16-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB

        • memory/788-30-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB

        • memory/788-13-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB

        • memory/1924-41-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB

        • memory/1924-44-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB

        • memory/1924-46-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB

        • memory/1924-49-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB

        • memory/2980-25-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB

        • memory/2980-38-0x0000000010000000-0x00000000101B6000-memory.dmp

          Filesize

          1.7MB