What is ashttpbr.mdl?

ashttpbr.mdl is part of Bitdefender Core according to the ashttpbr.mdl version information.

ashttpbr.mdl's description is "HTTP Breaker Plugin"

ashttpbr.mdl is digitally signed by Bitdefender SRL.

ashttpbr.mdl is usually located in the 'C:\Program Files\Bitdefender Antivirus Free\Signatures\OTEngines\OTEngines_000_000\' folder.

None of the anti-virus scanners at VirusTotal reports anything malicious about ashttpbr.mdl.

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 ashttpbr.mdl:

PropertyValue
Product nameBitdefender Core
File descriptionHTTP Breaker Plugin
Internal nameHTTP Breaker Plugin
Original filenameashttpbr.mdl
Product version2.15.1.240224
File version2.15.1.240224

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

Product nameBitdefender Core
File descriptionHTTP Breaker Plugin
Internal nameHTTP Breaker Plugin
Original filenameashttpbr.mdl
Product version2.15.1.240224
File version2.15.1.240224

Digital signatures [?]

ashttpbr.mdl has a valid digital signature.

PropertyValue
Signer nameBitdefender SRL
Certificate issuer nameDigiCert Assured ID Code Signing CA-1
Certificate serial number0fb54c96fd6393fd7bb99cd1d0d516ed

VirusTotal report

None of the 68 anti-virus programs at VirusTotal detected the ashttpbr.mdl file.

None of the 68 anti-virus programs detected the ashttpbr.mdl file.

Sandbox Report

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

Summary

Successfully executed process in sandbox.

Summary

{
    "dll_loaded": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\5bfa9adb63f71e64387146a13305792c005b1eb7eeb3fd612f170a299af49756.bin.dll"
    ],
    "file_opened": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\5bfa9adb63f71e64387146a13305792c005b1eb7eeb3fd612f170a299af49756.bin.dll"
    ],
    "command_line": [
        "\"C:\\Windows\\System32\\rundll32.exe\" C:\\Users\\cuck\\AppData\\Local\\Temp\\5bfa9adb63f71e64387146a13305792c005b1eb7eeb3fd612f170a299af49756.bin.dll,DllMain"
    ],
    "file_exists": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\5bfa9adb63f71e64387146a13305792c005b1eb7eeb3fd612f170a299af49756.bin.dll",
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\5bfa9adb63f71e64387146a13305792c005b1eb7eeb3fd612f170a299af49756.bin.dll.manifest"
    ],
    "file_read": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\5bfa9adb63f71e64387146a13305792c005b1eb7eeb3fd612f170a299af49756.bin.dll"
    ],
    "regkey_read": [
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
    ]
}

Generic

[
    {
        "process_path": "C:\\Windows\\System32\\rundll32.exe",
        "process_name": "rundll32.exe",
        "pid": 856,
        "summary": {
            "file_exists": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\5bfa9adb63f71e64387146a13305792c005b1eb7eeb3fd612f170a299af49756.bin.dll",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\5bfa9adb63f71e64387146a13305792c005b1eb7eeb3fd612f170a299af49756.bin.dll.manifest"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
            ],
            "dll_loaded": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\5bfa9adb63f71e64387146a13305792c005b1eb7eeb3fd612f170a299af49756.bin.dll"
            ]
        },
        "first_seen": 1584550387.890625,
        "ppid": 2740
    },
    {
        "process_path": "C:\\Windows\\SysWOW64\\rundll32.exe",
        "process_name": "rundll32.exe",
        "pid": 2740,
        "summary": {
            "dll_loaded": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\5bfa9adb63f71e64387146a13305792c005b1eb7eeb3fd612f170a299af49756.bin.dll"
            ],
            "file_opened": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\5bfa9adb63f71e64387146a13305792c005b1eb7eeb3fd612f170a299af49756.bin.dll"
            ],
            "command_line": [
                "\"C:\\Windows\\System32\\rundll32.exe\" C:\\Users\\cuck\\AppData\\Local\\Temp\\5bfa9adb63f71e64387146a13305792c005b1eb7eeb3fd612f170a299af49756.bin.dll,DllMain"
            ],
            "file_exists": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\5bfa9adb63f71e64387146a13305792c005b1eb7eeb3fd612f170a299af49756.bin.dll",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\5bfa9adb63f71e64387146a13305792c005b1eb7eeb3fd612f170a299af49756.bin.dll.manifest"
            ],
            "file_read": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\5bfa9adb63f71e64387146a13305792c005b1eb7eeb3fd612f170a299af49756.bin.dll"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
            ]
        },
        "first_seen": 1584550387.71875,
        "ppid": 1664
    },
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1584550387.421875,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "C:\\BuildAgent\\work\\726454ac3ab8c712\\bin\\x64\\Static Release\\ashttpbr.pdb",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "has_pdb"
    }
]

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": 546,
            "time": 3.0681848526000977,
            "dport": 137,
            "sport": 137
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 5578,
            "time": 3.0139689445495605,
            "dport": 5355,
            "sport": 51001
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 5906,
            "time": 1.042616844177246,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 6234,
            "time": 3.023226022720337,
            "dport": 5355,
            "sport": 53848
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 6562,
            "time": 1.632385015487671,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 6890,
            "time": -0.09716296195983887,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 7218,
            "time": 1.6098558902740479,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 20158,
            "time": 1.0663719177246094,
            "dport": 3702,
            "sport": 49152
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 28542,
            "time": 3.119307041168213,
            "dport": 1900,
            "sport": 53598
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "e014a336b802eeddc588f8439909433f70313de4a90cfb3195bed708a45f671a",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "9f46a3c6a7dd36fe6269ee589af0e50403439aa9b44145ad70fa259819a4cb48",
    "irc": [],
    "https_ex": []
}

Screenshots

Screenshot from the sandboxScreenshot from the sandbox

Hashes [?]

PropertyValue
MD56916fc4f692edacd348360f18ff4af72
SHA2565bfa9adb63f71e64387146a13305792c005b1eb7eeb3fd612f170a299af49756

What will you do with ashttpbr.mdl?

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



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.

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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.

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