Analysis

  • max time kernel
    150s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    25/06/2024, 16:19

General

  • Target

    666485dce0c08b5239c51eee053c07a0d23ee46713bd70fddf52055a540d770a.exe

  • Size

    4.5MB

  • MD5

    7214cd10d40a1d5986a3af1ec1947961

  • SHA1

    68c4e22b6b9486993e597d0f03f1a4be21850b07

  • SHA256

    666485dce0c08b5239c51eee053c07a0d23ee46713bd70fddf52055a540d770a

  • SHA512

    faecda6af956e65be71ba23378ea20cd95ebe88973a211c408c0fb5ea2c59a9b7d3c9ca9e90f90d1295bb7d46a52ec137377e8eb0d8a1d8dd2b8fdbd8f9bd007

  • SSDEEP

    49152:LCwsbCANnKXferL7Vwe/Gg0P+WhHfuPvGKoedrl7qk4EK+9TCZsYVP:Ows2ANnKXOaeOgmhHmdrM3N+cZ

Malware Config

Signatures

  • Detect PurpleFox Rootkit 5 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 6 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
  • Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 7 IoCs
  • Loads dropped DLL 9 IoCs
  • UPX packed file 6 IoCs

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

  • Drops file in System32 directory 6 IoCs
  • Modifies Internet Explorer settings 1 TTPs 34 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 FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\666485dce0c08b5239c51eee053c07a0d23ee46713bd70fddf52055a540d770a.exe
    "C:\Users\Admin\AppData\Local\Temp\666485dce0c08b5239c51eee053c07a0d23ee46713bd70fddf52055a540d770a.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:616
    • C:\Users\Admin\AppData\Local\Temp\R.exe
      C:\Users\Admin\AppData\Local\Temp\\R.exe
      2⤵
      • Server Software Component: Terminal Services DLL
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:2228
    • 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:2640
      • 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:2896
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2544
    • C:\Users\Admin\AppData\Local\Temp\HD_666485dce0c08b5239c51eee053c07a0d23ee46713bd70fddf52055a540d770a.exe
      C:\Users\Admin\AppData\Local\Temp\HD_666485dce0c08b5239c51eee053c07a0d23ee46713bd70fddf52055a540d770a.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2676
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" http://chrome.360.cn/
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2312
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2312 CREDAT:275457 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:2016
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:2224
    • 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:2220
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259397947.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2020
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2712
      • 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:2892

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\HD_666485dce0c08b5239c51eee053c07a0d23ee46713bd70fddf52055a540d770a.exe

            Filesize

            2.0MB

            MD5

            0cd31f78d05696cdb2ba033090fc2192

            SHA1

            920e95efb02b3230104289c2f358796d6ad2ca9b

            SHA256

            f2693844ceb31c67d73c276258cf88cfe1cee63683373a749aba5d10c63b8f72

            SHA512

            1ce42cd9430d1a5b2f1d08dbe7e885a60e076551685bbde7f40bd930cfd71be35fc7666e55adee10f1ff2aa87e0feb5cbdecbd01a4ca38614d9115b477646b8f

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

            Filesize

            2.5MB

            MD5

            380ce78c7dcfaf656d5abca8adac213e

            SHA1

            d17108d7626b8450cf1d65ddeb2722fbfe376f76

            SHA256

            f0ddd2fb0301468dd5582da4d75b6a88dda7aeaedb0a35eddff49430d8dc8f0c

            SHA512

            ef4baa50cff0d7ea9d7ea4adcfcf2012927c352601b08c73e7e0136e02aaa02fbde75afabe296011baab9d51740272b87ae23c51e98d056146cdbafd9eaec3bf

          • \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\259397947.txt

            Filesize

            899KB

            MD5

            30898191415f01f0144a488a5582e348

            SHA1

            58970c50f47f6244150f7553a87e088713b68074

            SHA256

            dee57ded61a7038de6f1a8b1b205f3adc20e9c44404ec260b7391f5aa1ba1762

            SHA512

            250886ced7b0625ea7afb64105a8c751cf76d4878ecf554efe9a77df0c195b4739f623f51edeabe863420a0379d39dcb6c2d53d1f4db9f1e25beb7b1cf642a4f

          • \Windows\SysWOW64\Remote Data.exe

            Filesize

            43KB

            MD5

            51138beea3e2c21ec44d0932c71762a8

            SHA1

            8939cf35447b22dd2c6e6f443446acc1bf986d58

            SHA256

            5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

            SHA512

            794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

          • memory/2640-18-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2640-20-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2640-21-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2892-44-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2892-47-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB

          • memory/2892-49-0x0000000010000000-0x00000000101B6000-memory.dmp

            Filesize

            1.7MB