Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/08/2023, 02:07

General

  • Target

    9640869775f0a227294f30a2c52ec968ec25d5adc0d28d6c9a58260312f3da30.exe

  • Size

    2.7MB

  • MD5

    f16f3857a6837271dd5484121a9471ae

  • SHA1

    d3b03b29ca1214671933acea673e67d95bee2214

  • SHA256

    9640869775f0a227294f30a2c52ec968ec25d5adc0d28d6c9a58260312f3da30

  • SHA512

    edb11fdb7491fc89f9a3b0cf87e717fdb917dd517959c43e0553dd10b9c8e05683d877308adcac9a354190c0d470ceedb6fff7ff24d9f5372ade5fc481f6d830

  • SSDEEP

    24576:JCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHd:JCwsbCANnKXferL7Vwe/Gg0P+Whcn

Malware Config

Signatures

  • Detect PurpleFox Rootkit 9 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 10 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 4 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 11 IoCs

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

  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • 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 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9640869775f0a227294f30a2c52ec968ec25d5adc0d28d6c9a58260312f3da30.exe
    "C:\Users\Admin\AppData\Local\Temp\9640869775f0a227294f30a2c52ec968ec25d5adc0d28d6c9a58260312f3da30.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1432
    • 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:2384
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 464
        3⤵
        • Program crash
        PID:3104
    • 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:4164
      • 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:3960
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:1504
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2384 -ip 2384
    1⤵
      PID:5020
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4388
      • 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:2656

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            2.7MB

            MD5

            f16f3857a6837271dd5484121a9471ae

            SHA1

            d3b03b29ca1214671933acea673e67d95bee2214

            SHA256

            9640869775f0a227294f30a2c52ec968ec25d5adc0d28d6c9a58260312f3da30

            SHA512

            edb11fdb7491fc89f9a3b0cf87e717fdb917dd517959c43e0553dd10b9c8e05683d877308adcac9a354190c0d470ceedb6fff7ff24d9f5372ade5fc481f6d830

          • 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\240610468.txt

            Filesize

            899KB

            MD5

            940dfb55826f292edb64cd7ca1ab2ac8

            SHA1

            bfdc18e46468819d6c2c26854ebb731c38fc6645

            SHA256

            98394c0c0b63db5e0529ce4518278d88e8ff959df2dabe2ab7e2ebc53b749c37

            SHA512

            43aa6acf753e870716d94c745f6e43ed55ea9bd9590d611ae4e4458aac56589b3a351dbfe049bc5cd62e9afc395271c4853e7d2ecc442b78c730b6f15b8c99a9

          • 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

          • memory/2656-183-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2656-181-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2656-178-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/4164-149-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/4164-148-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/4164-145-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/4164-161-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/4388-154-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/4388-164-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/4388-157-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/4388-158-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB