What is PPJr.exe?

PPJr.exe is part of PPJr8 and developed by Penpower according to the PPJr.exe version information.

PPJr.exe's description is "PPJr"

PPJr.exe is digitally signed by Penpower Technology Ltd..

PPJr.exe is usually located in the 'C:\Program Files (x86)\WINPENJR\Win32\' folder.

None of the anti-virus scanners at VirusTotal reports anything malicious about PPJr.exe.

If you have additional information about the file, please share it with the FreeFixer users by posting a comment at the bottom of this page.

Vendor and version information [?]

The following is the available information on PPJr.exe:

PropertyValue
Product namePPJr8
Company namePenpower
File descriptionPPJr
Internal namePPJr8.exe
Original filenamePPJr8.exe
Comments8.5.6
Legal copyrightCopyright © 2013
Product version15.03.24.1513
File version15.03.24.1513

Here's a screenshot of the file properties when displayed by Windows Explorer:

Product namePPJr8
Company namePenpower
File descriptionPPJr
Internal namePPJr8.exe
Original filenamePPJr8.exe
Comments8.5.6
Legal copyrightCopyright © 2013
Product version15.03.24.1513
File version15.03.24.1513

Digital signatures [?]

PPJr.exe has a valid digital signature.

PropertyValue
Signer namePenpower Technology Ltd.
Certificate issuer nameGlobalSign CodeSigning CA - SHA256 - G2
Certificate serial number1121d27d94a34b198457adc4adf13d64c2b8

VirusTotal report

None of the 71 anti-virus programs at VirusTotal detected the PPJr.exe file.

None of the 71 anti-virus programs detected the PPJr.exe file.

Sandbox Report

The following information was gathered by executing the file inside Cuckoo Sandbox.

Summary

Successfully executed process in sandbox.

Summary

{
    "dll_loaded": [
        "ADVAPI32.dll",
        "SHLWAPI.dll",
        "C:\\Windows\\system32\\IMM32.DLL",
        "gdi32.dll"
    ],
    "file_failed": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\8bf56119025dfd8c6fc929a185d57bff06923741e3fa25a604579c23a61cc693.bin.config"
    ],
    "regkey_opened": [
        "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\.NETFramework\\Policy\\Upgrades",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\.NETFramework\\Policy\\Upgrades",
        "HKEY_CURRENT_USER\\Software\\Microsoft\\.NETFramework\\Policy\\Standards",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\.NETFramework\\Policy\\Standards\\v4.0.30319",
        "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\.NETFramework",
        "HKEY_CURRENT_USER\\Software\\Microsoft\\.NETFramework",
        "HKEY_CURRENT_USER\\Software\\Microsoft\\.NETFramework\\Policy\\Upgrades",
        "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\.NETFramework\\Policy\\",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\.NETFramework\\Policy\\Standards",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\.NETFramework\\Policy\\AppPatch",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\.NETFramework\\Policy\\v2.0",
        "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\.NETFramework\\Policy\\Standards"
    ],
    "file_exists": [
        "C:\\Windows\\System32\\MSCOREE.DLL.local"
    ],
    "file_opened": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\8bf56119025dfd8c6fc929a185d57bff06923741e3fa25a604579c23a61cc693.bin"
    ],
    "regkey_read": [
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\.NETFramework\\NoGuiFromShim",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\.NETFramework\\InstallRoot",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\Windows NT\\CurrentVersion\\Windows\\LoadAppInit_DLLs",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\.NETFramework\\CLRLoadLogDir",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\.NETFramework\\OnlyUseLatestCLR"
    ],
    "directory_enumerated": [
        "C:\\Windows\\Microsoft.NET\\Framework\\v2.0.50727\\mscoreei.dll",
        "C:\\Windows\\Microsoft.NET\\Framework\\Upgrades.2.0.50727\\mscoreei.dll",
        "C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\mscorwks.dll"
    ]
}

Generic

[
    {
        "process_path": "C:\\Users\\cuck\\AppData\\Local\\Temp\\8bf56119025dfd8c6fc929a185d57bff06923741e3fa25a604579c23a61cc693.bin",
        "process_name": "8bf56119025dfd8c6fc929a185d57bff06923741e3fa25a604579c23a61cc693.bin",
        "pid": 2420,
        "summary": {
            "dll_loaded": [
                "ADVAPI32.dll",
                "SHLWAPI.dll",
                "C:\\Windows\\system32\\IMM32.DLL",
                "gdi32.dll"
            ],
            "file_failed": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\8bf56119025dfd8c6fc929a185d57bff06923741e3fa25a604579c23a61cc693.bin.config"
            ],
            "regkey_opened": [
                "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\.NETFramework\\Policy\\Upgrades",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\.NETFramework\\Policy\\Upgrades",
                "HKEY_CURRENT_USER\\Software\\Microsoft\\.NETFramework\\Policy\\Standards",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\.NETFramework\\Policy\\Standards\\v4.0.30319",
                "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\.NETFramework",
                "HKEY_CURRENT_USER\\Software\\Microsoft\\.NETFramework",
                "HKEY_CURRENT_USER\\Software\\Microsoft\\.NETFramework\\Policy\\Upgrades",
                "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\.NETFramework\\Policy\\",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\.NETFramework\\Policy\\Standards",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\.NETFramework\\Policy\\AppPatch",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\.NETFramework\\Policy\\v2.0",
                "HKEY_LOCAL_MACHINE\\Software\\Microsoft\\.NETFramework\\Policy\\Standards"
            ],
            "file_exists": [
                "C:\\Windows\\System32\\MSCOREE.DLL.local"
            ],
            "file_opened": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\8bf56119025dfd8c6fc929a185d57bff06923741e3fa25a604579c23a61cc693.bin"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\.NETFramework\\NoGuiFromShim",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\.NETFramework\\InstallRoot",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\Windows NT\\CurrentVersion\\Windows\\LoadAppInit_DLLs",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\.NETFramework\\CLRLoadLogDir",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\.NETFramework\\OnlyUseLatestCLR"
            ],
            "directory_enumerated": [
                "C:\\Windows\\Microsoft.NET\\Framework\\v2.0.50727\\mscoreei.dll",
                "C:\\Windows\\Microsoft.NET\\Framework\\Upgrades.2.0.50727\\mscoreei.dll",
                "C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\mscorwks.dll"
            ]
        },
        "first_seen": 1576767185.65625,
        "ppid": 1624
    },
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1576767185.359375,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "D:\\Project\\PPJr\\obj\\x86\\Release\\PPJr8.pdb",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "has_pdb"
    },
    {
        "markcount": 2,
        "families": [],
        "description": "The binary likely contains encrypted or compressed data indicative of a packer",
        "severity": 2,
        "marks": [
            {
                "entropy": 7.0942202218920745,
                "section": {
                    "size_of_data": "0x002cae00",
                    "virtual_address": "0x00002000",
                    "entropy": 7.0942202218920745,
                    "name": ".text",
                    "virtual_size": "0x002cadac"
                },
                "type": "generic",
                "description": "A section with a high entropy has been found"
            },
            {
                "entropy": 0.8865292202759262,
                "type": "generic",
                "description": "Overall entropy of this PE file is high"
            }
        ],
        "references": [
            "http:\/\/www.forensickb.com\/2013\/03\/file-entropy-explained.html",
            "http:\/\/virii.es\/U\/Using%20Entropy%20Analysis%20to%20Find%20Encrypted%20and%20Packed%20Malware.pdf"
        ],
        "name": "packer_entropy"
    }
]

Yara

The Yara rules did not detect anything in the file.

Network

{
    "tls": [],
    "udp": [
        {
            "src": "192.168.56.101",
            "dst": "192.168.56.255",
            "offset": 662,
            "time": 6.192039966583252,
            "dport": 137,
            "sport": 137
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 3462,
            "time": 6.123944044113159,
            "dport": 5355,
            "sport": 51001
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 3790,
            "time": 4.143339157104492,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 4118,
            "time": 6.130917072296143,
            "dport": 5355,
            "sport": 53848
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 4446,
            "time": 4.661293983459473,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 4774,
            "time": 3.0229251384735107,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 5102,
            "time": 4.675457954406738,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 11572,
            "time": 4.181209087371826,
            "dport": 3702,
            "sport": 49152
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 15764,
            "time": 6.2696919441223145,
            "dport": 1900,
            "sport": 53598
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "be58ebb893fc4d6c2ce5afdf098e6f20488825991206503d2190bba7859e6840",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "8e9ca1bc2bc880601761383dda9ef52e864305c6e37b9928a8ab1bf04da38148",
    "irc": [],
    "https_ex": []
}

Screenshots

Screenshot from the sandbox

Hashes [?]

PropertyValue
MD5d8cb7ab65bad5dc4faecdf7a386d694f
SHA2568bf56119025dfd8c6fc929a185d57bff06923741e3fa25a604579c23a61cc693

Error Messages

These are some of the error messages that can appear related to ppjr.exe:

ppjr.exe has encountered a problem and needs to close. We are sorry for the inconvenience.

ppjr.exe - Application Error. The instruction at "0xXXXXXXXX" referenced memory at "0xXXXXXXXX". The memory could not be "read/written". Click on OK to terminate the program.

PPJr has stopped working.

End Program - ppjr.exe. This program is not responding.

ppjr.exe is not a valid Win32 application.

ppjr.exe - Application Error. The application failed to initialize properly (0xXXXXXXXX). Click OK to terminate the application.

What will you do with PPJr.exe?

To help other users, please let us know what you will do with PPJr.exe:



Malware or legitimate?

If you feel that you need more information to determine if your should keep this file or remove it, please read this guide.

Please select the option that best describe your thoughts on the information provided on this web page


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Comments

Please share with the other users what you think about this file. What does this file do? Is it legitimate or something that your computer is better without? Do you know how it was installed on your system? Did you install it yourself or did it come bundled with some other software? Is it running smoothly or do you get some error message? Any information that will help to document this file is welcome. Thank you for your contributions.

I'm reading all new comments so don't hesitate to post a question about the file. If I don't have the answer perhaps another user can help you.

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