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
    28/08/2023, 09:10

General

  • Target

    cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe

  • Size

    3.2MB

  • MD5

    ad5c4f01fc0ab1e4271c97932b0f142b

  • SHA1

    30119430d072e35ee73f309dba69a34d9d7f9682

  • SHA256

    cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1

  • SHA512

    0815903b27a3a8788873dcd1ca452d9a6b75ac31890c6524f33d3ede73d0fcf921a39599782d01eb3ff28ec5a9cc01283fced0ee4df74790d162e5f405a6585d

  • SSDEEP

    49152:cjwsbCANnKXferL7Vwe/Gg0P+WhVKDmn2gyamHuKPASQhRj6R4a:yws2ANnKXOaeOgmhVKDmn2gyamHhAS3

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 5 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 2 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe
    "C:\Users\Admin\AppData\Local\Temp\cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4644
    • 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:5036
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 5036 -s 452
        3⤵
        • Program crash
        PID:3444
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 5036 -s 396
        3⤵
        • Program crash
        PID:2332
    • 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:3376
      • 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:4636
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:4180
    • C:\Users\Admin\AppData\Local\Temp\HD_cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe
      C:\Users\Admin\AppData\Local\Temp\HD_cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:4324
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5036 -ip 5036
    1⤵
      PID:2860
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 5036 -ip 5036
      1⤵
        PID:3576
      • C:\Windows\SysWOW64\TXPlatfor.exe
        C:\Windows\SysWOW64\TXPlatfor.exe -auto
        1⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:2624
        • 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:2708

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • 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\HD_cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe

              Filesize

              670KB

              MD5

              cad88f71dfebefc36761fb1f37eed35d

              SHA1

              ca57659ea5449311ab42dc8e401a1d32b4c1800a

              SHA256

              c2a20ed5fd6352422ab7adc5b7a62d8d616ec1bb36999eb57b3465c7a2d59601

              SHA512

              174999bc0d1044b3260a169f83098eba66c62ba62e4307263594a480dd5d3d7fdb4e7f4756bd2c31700ea3048c41c316ae7aa17a01c6e07bcf1425c10786784b

            • C:\Users\Admin\AppData\Local\Temp\HD_cda6722bd97e485069cea683e4c602ea7f9ba7afb9c8097b91883750dba4f4c1.exe

              Filesize

              670KB

              MD5

              cad88f71dfebefc36761fb1f37eed35d

              SHA1

              ca57659ea5449311ab42dc8e401a1d32b4c1800a

              SHA256

              c2a20ed5fd6352422ab7adc5b7a62d8d616ec1bb36999eb57b3465c7a2d59601

              SHA512

              174999bc0d1044b3260a169f83098eba66c62ba62e4307263594a480dd5d3d7fdb4e7f4756bd2c31700ea3048c41c316ae7aa17a01c6e07bcf1425c10786784b

            • 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\240608703.txt

              Filesize

              899KB

              MD5

              2864cf67856fa99e85da0940cdf40707

              SHA1

              32c0a0e91bd64a43ea1c54603ccbf0d0e4b312a7

              SHA256

              936fc2ee8473df29a9b7c06437d1287eca740415f4242c9e118200428447ce90

              SHA512

              13912362ce8026676053dad744acfed096686c897dd2bac3819c90dc0dac522587639511d96e71cb0efd978b4924dd60ba962050c589247ee4c3b92b325c2865

            • 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/2624-21-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB

            • memory/2624-24-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB

            • memory/2624-25-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB

            • memory/2624-29-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB

            • memory/2708-41-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB

            • memory/2708-38-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB

            • memory/2708-44-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB

            • memory/3376-12-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB

            • memory/3376-32-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB

            • memory/3376-16-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB

            • memory/3376-15-0x0000000010000000-0x00000000101B6000-memory.dmp

              Filesize

              1.7MB