Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    26-05-2024 11:21

General

  • Target

    34846f0cc1ce464d64f7c29781f61b33bfab5fc68195893fec96c6c792a2c72f.exe

  • Size

    2.7MB

  • MD5

    1de8b4783a4f63788ac2b70ff01dee98

  • SHA1

    81f76d5787a2f327fa07d572870f65460b5d6395

  • SHA256

    34846f0cc1ce464d64f7c29781f61b33bfab5fc68195893fec96c6c792a2c72f

  • SHA512

    debfe1be27aad57465303f7e19e6556bac45b7c9e9019d0fca84d391c21c67b5aefc2a07f4881e29b39e250ba52192c98ab6715e103f7084a16177ba1d6a1a57

  • SSDEEP

    24576:wCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH+:wCwsbCANnKXferL7Vwe/Gg0P+WhZBF

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
  • 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 9 IoCs
  • UPX packed file 6 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\34846f0cc1ce464d64f7c29781f61b33bfab5fc68195893fec96c6c792a2c72f.exe
    "C:\Users\Admin\AppData\Local\Temp\34846f0cc1ce464d64f7c29781f61b33bfab5fc68195893fec96c6c792a2c72f.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1940
    • 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:2016
    • 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:2620
      • 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:2452
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2344
    • C:\Users\Admin\AppData\Local\Temp\HD_34846f0cc1ce464d64f7c29781f61b33bfab5fc68195893fec96c6c792a2c72f.exe
      C:\Users\Admin\AppData\Local\Temp\HD_34846f0cc1ce464d64f7c29781f61b33bfab5fc68195893fec96c6c792a2c72f.exe
      2⤵
      • Executes dropped EXE
      PID:2484
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:2540
    • 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:2616
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259394188.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1464
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2932
      • 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:2456

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\HD_34846f0cc1ce464d64f7c29781f61b33bfab5fc68195893fec96c6c792a2c72f.exe

      Filesize

      23KB

      MD5

      2b89359aa54c5ca1804b9a1807744f9f

      SHA1

      2858c2604f62fc7d9dee88a536ec5519d337806e

      SHA256

      565d8dfe02c8cedc069ba1236ae36aff035875adce8b1986fa44449f047254f0

      SHA512

      400b80aafba165a83c4c80f1e23d9aaeaa4e7e69a4e06b61f5e04b5a8ca8d29c60ba8f4934a1d88e604a2e8ac58a6b6ae9e5797965dd41f62b43dfc613a15ebe

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

      Filesize

      2.7MB

      MD5

      5f3b14a55fcac4c355010786ecf30423

      SHA1

      fae06f70a7b61adbf221f45681cf664c3f849b7f

      SHA256

      534195fb5de9718eef3853470ec9051b1a26219be518bf8518c5f383ddf41685

      SHA512

      f1569f0b4ebc7e21e93221a98f862b0b20db66a2df8608ac27bb8fe0eac1dd43d6efc94d83479ae8ee99fc57778805820f9a63bf2c2e1bb8d21c8ef4e2508f64

    • \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\259394188.txt

      Filesize

      899KB

      MD5

      ad809e9f8443db346d4123b2e6061a25

      SHA1

      d522763fedabdcbf55683e83ec0db56abc5e72e0

      SHA256

      6570c1b8d6e1f3dd42e5c08df4cbfb9175a15f7c318adf3b6f5e212587d5eb5a

      SHA512

      33b631dc84a2f4a9e6ac80f723f8ee6cb791c35f1f36df7ed41f3f0acf93f14b5aa6d20bf2098386394f0e225d4a6646c48c86e5bbd3dc937b7244a1250ca59a

    • \Windows\SysWOW64\Remote Data.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/2456-47-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2456-51-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2456-52-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2620-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2620-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2620-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB