Analysis

  • max time kernel
    150s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    23-10-2023 08:38

General

  • Target

    515b7157f03135ea13d49ebf3dc2389ba6bc5f8c10fc9e2be13a44eabc9c3058.exe

  • Size

    4.6MB

  • MD5

    2f7d0a54eafa54d04b270abf329cbd0e

  • SHA1

    7f5dc29e23e299688b88f0b04b54a0485a105d6e

  • SHA256

    515b7157f03135ea13d49ebf3dc2389ba6bc5f8c10fc9e2be13a44eabc9c3058

  • SHA512

    1f6561968dd353c6579c2855b73c43910c0c765f665dfe49986a93b7654c5177eda4f87249b14b1765ee7895dfbe852d0d1fd9bfb08d54b00a5a590c0e082c61

  • SSDEEP

    49152:PCwsbCANnKXferL7Vwe/Gg0P+WhZWRnXgsxlY2wTJfV/jhnxWT:aws2ANnKXOaeOgmhZYnwwlY2wld7Py

Malware Config

Signatures

  • Detect PurpleFox Rootkit 7 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 14 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 8 IoCs
  • UPX packed file 11 IoCs

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

  • Drops file in System32 directory 6 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 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\515b7157f03135ea13d49ebf3dc2389ba6bc5f8c10fc9e2be13a44eabc9c3058.exe
    "C:\Users\Admin\AppData\Local\Temp\515b7157f03135ea13d49ebf3dc2389ba6bc5f8c10fc9e2be13a44eabc9c3058.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2536
    • 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:2500
    • 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:2676
      • 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:2784
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2696
    • C:\Users\Admin\AppData\Local\Temp\HD_515b7157f03135ea13d49ebf3dc2389ba6bc5f8c10fc9e2be13a44eabc9c3058.exe
      C:\Users\Admin\AppData\Local\Temp\HD_515b7157f03135ea13d49ebf3dc2389ba6bc5f8c10fc9e2be13a44eabc9c3058.exe
      2⤵
      • Executes dropped EXE
      PID:2208
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:2192
    • 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:2204
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259413703.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2584
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2736
      • 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:2588

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\HD_515b7157f03135ea13d49ebf3dc2389ba6bc5f8c10fc9e2be13a44eabc9c3058.exe

      Filesize

      1.8MB

      MD5

      3c06ebbec77b04c81eec184f6a0257df

      SHA1

      8253fbb9a8722fda7e45ff38b806eea6b18603c1

      SHA256

      6a8e1a0ca1c61c7c7b002abc4f520c3ea051260188f980647bf90a0faa410b05

      SHA512

      5e92f95b2bb40edd6503b5db4741be06d4a8c6123b31a5f01b28d77a60ac7e745b2b35b1de183b0e1dda601dc2d65e6eac8c2e4989319a9852f4d377437e3407

    • C:\Users\Admin\AppData\Local\Temp\HD_515b7157f03135ea13d49ebf3dc2389ba6bc5f8c10fc9e2be13a44eabc9c3058.exe

      Filesize

      1.8MB

      MD5

      3c06ebbec77b04c81eec184f6a0257df

      SHA1

      8253fbb9a8722fda7e45ff38b806eea6b18603c1

      SHA256

      6a8e1a0ca1c61c7c7b002abc4f520c3ea051260188f980647bf90a0faa410b05

      SHA512

      5e92f95b2bb40edd6503b5db4741be06d4a8c6123b31a5f01b28d77a60ac7e745b2b35b1de183b0e1dda601dc2d65e6eac8c2e4989319a9852f4d377437e3407

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

      Filesize

      2.8MB

      MD5

      d66a060922ad51b72ad7ee19ff8e1917

      SHA1

      cf649c7332b6a8a491f6f5328dfb65ab5ef1aed7

      SHA256

      83071e52c3e5bfe6994938059bf40d1bfedc94b528cd524a894e55a7f3310a81

      SHA512

      d54e7f9f10115fa17cacb41a9befb2ddfb1910d13b36ef833590913425fd33d3b64f38adc4e999f1a421c2556f1be337d1a98943f9a30b790f0a564154f08a3b

    • 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\259413703.txt

      Filesize

      899KB

      MD5

      8d7cdf36e64d761860e267ad7e00b574

      SHA1

      f6f45ecec292a5f9ef2c1766e1150e6c253461ae

      SHA256

      6687d18db56c9594bd6ea93aeb2c0aad3be593e773f375928bde0725ba21742a

      SHA512

      72559fc0d1df62bf5493df61da76d997c4d592bca9bcea3e3b989208f54a86c5eec18dc9581de1b2981781898f4b38eef0fe7bf60dcf619b17276df8e32e5c84

    • \Users\Admin\AppData\Local\Temp\HD_515b7157f03135ea13d49ebf3dc2389ba6bc5f8c10fc9e2be13a44eabc9c3058.exe

      Filesize

      1.8MB

      MD5

      3c06ebbec77b04c81eec184f6a0257df

      SHA1

      8253fbb9a8722fda7e45ff38b806eea6b18603c1

      SHA256

      6a8e1a0ca1c61c7c7b002abc4f520c3ea051260188f980647bf90a0faa410b05

      SHA512

      5e92f95b2bb40edd6503b5db4741be06d4a8c6123b31a5f01b28d77a60ac7e745b2b35b1de183b0e1dda601dc2d65e6eac8c2e4989319a9852f4d377437e3407

    • \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\259413703.txt

      Filesize

      899KB

      MD5

      8d7cdf36e64d761860e267ad7e00b574

      SHA1

      f6f45ecec292a5f9ef2c1766e1150e6c253461ae

      SHA256

      6687d18db56c9594bd6ea93aeb2c0aad3be593e773f375928bde0725ba21742a

      SHA512

      72559fc0d1df62bf5493df61da76d997c4d592bca9bcea3e3b989208f54a86c5eec18dc9581de1b2981781898f4b38eef0fe7bf60dcf619b17276df8e32e5c84

    • \Windows\SysWOW64\259413703.txt

      Filesize

      899KB

      MD5

      8d7cdf36e64d761860e267ad7e00b574

      SHA1

      f6f45ecec292a5f9ef2c1766e1150e6c253461ae

      SHA256

      6687d18db56c9594bd6ea93aeb2c0aad3be593e773f375928bde0725ba21742a

      SHA512

      72559fc0d1df62bf5493df61da76d997c4d592bca9bcea3e3b989208f54a86c5eec18dc9581de1b2981781898f4b38eef0fe7bf60dcf619b17276df8e32e5c84

    • \Windows\SysWOW64\259413703.txt

      Filesize

      899KB

      MD5

      8d7cdf36e64d761860e267ad7e00b574

      SHA1

      f6f45ecec292a5f9ef2c1766e1150e6c253461ae

      SHA256

      6687d18db56c9594bd6ea93aeb2c0aad3be593e773f375928bde0725ba21742a

      SHA512

      72559fc0d1df62bf5493df61da76d997c4d592bca9bcea3e3b989208f54a86c5eec18dc9581de1b2981781898f4b38eef0fe7bf60dcf619b17276df8e32e5c84

    • \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/2208-64-0x00000000048B0000-0x00000000048F0000-memory.dmp

      Filesize

      256KB

    • memory/2208-66-0x00000000744C0000-0x0000000074BAE000-memory.dmp

      Filesize

      6.9MB

    • memory/2208-56-0x00000000744C0000-0x0000000074BAE000-memory.dmp

      Filesize

      6.9MB

    • memory/2208-55-0x0000000000A10000-0x0000000000BDC000-memory.dmp

      Filesize

      1.8MB

    • memory/2588-51-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2588-54-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2588-46-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2588-40-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2676-36-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2676-22-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2676-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2676-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2676-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2736-43-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2736-30-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB