What is Biotop.dll?

Biotop.dll is usually located in the 'c:\ProgramData\AppxeetouQ\' folder.

Some of the anti-virus scanners at VirusTotal detected Biotop.dll.

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 Biotop.dll:

PropertyValue
Product version1.0.0.1
File version1.0.0.31122

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

Product version1.0.0.1
File version1.0.0.31122

Digital signatures [?]

Biotop.dll is not signed.

VirusTotal report

51 of the 70 anti-virus programs at VirusTotal detected the Biotop.dll file. That's a 73% detection rate.

ScannerDetection Name
Acronis suspicious
Ad-Aware Adware.Agent.VYK
AhnLab-V3 PUP/Win32.RL_Generic.R277032
ALYac Adware.Agent.VYK
Antiy-AVL Trojan/Win32.BTSGeneric
APEX Malicious
Arcabit Adware.Agent.VYK
Avast Win32:Adware-gen [Adw]
AVG Win32:Adware-gen [Adw]
Avira PUA/Linkury.avl
BitDefender Adware.Agent.VYK
BitDefenderTheta Gen:NN.ZedlaF.31731.Cu8@aeSTEwfi
CAT-QuickHeal Trojan.Linkury
Comodo Malware@#13hj8c4so6dqs
Cylance Unsafe
Cyren W32/Application.AAKA-9067
DrWeb Adware.Siggen.32894
Emsisoft Adware.Agent.VYK (B)
ESET-NOD32 Win32/Toolbar.Linkury.BF potentially unwanted
F-Secure PotentialRisk.PUA/Linkury.avl
FireEye Adware.Agent.VYK
Fortinet Riskware/Linkury
GData Adware.Agent.VYK
Invincea heuristic
Jiangmin AdWare.Linkury.brfh
K7AntiVirus Adware ( 005524301 )
K7GW Adware ( 005524301 )
Kaspersky not-a-virus:AdWare.Win64.Linkury.ao
MaxSecure Trojan.Malware.74394537.susgen
McAfee RDN/Generic PUP.cku
McAfee-GW-Edition RDN/Generic PUP.cku
Microsoft PUA:Win32/Presenoker
MicroWorld-eScan Adware.Agent.VYK
NANO-Antivirus Riskware.Win32.Plusdax.ewgpbd
Paloalto generic.ml
Panda Trj/GdSda.A
Qihoo-360 Win32/Virus.d89
Rising Trojan.Generic@ML.86 (RDMK:RUBmgVht3StYoZZOLxbAEQ)
SentinelOne DFI - Suspicious PE
Sophos Generic PUA PC (PUA)
SUPERAntiSpyware Trojan.Agent/Gen-Dropper
Symantec ML.Attribute.HighConfidence
TrendMicro TROJ_GEN.R002C0PFD19
TrendMicro-HouseCall TROJ_GEN.R002C0PFD19
VBA32 Adware.Linkury
VIPRE Trojan.Win32.Generic!BT
ViRobot Adware.Linkury.460800.B
Webroot Adware.Gen
Yandex PUA.Toolbar.Linkury!
Zillya Adware.Linkury.Win32.88636
ZoneAlarm not-a-virus:AdWare.Win64.Linkury.ao
51 of the 70 anti-virus programs detected the Biotop.dll file.

Sandbox Report

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

Summary

Successfully executed process in sandbox.

Summary

{
    "file_opened": [
        "C:\\Windows\\SysWOW64\\en-US\\KERNELBASE.dll.mui"
    ],
    "file_exists": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\eb55c00458822fb5c0bf5c537730d16bdbadba531b67be9122bb7c3e8e8fc3c3.bin.dll.manifest",
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\eb55c00458822fb5c0bf5c537730d16bdbadba531b67be9122bb7c3e8e8fc3c3.bin.dll"
    ],
    "regkey_read": [
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\Windows\\Windows Error Reporting\\WMR\\Disable",
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
    ],
    "dll_loaded": [
        "C:\\Users\\cuck\\AppData\\Local\\Temp\\eb55c00458822fb5c0bf5c537730d16bdbadba531b67be9122bb7c3e8e8fc3c3.bin.dll"
    ]
}

Generic

[
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1573030385.3438,
        "ppid": 376
    },
    {
        "process_path": "C:\\Windows\\SysWOW64\\rundll32.exe",
        "process_name": "rundll32.exe",
        "pid": 2460,
        "summary": {
            "file_opened": [
                "C:\\Windows\\SysWOW64\\en-US\\KERNELBASE.dll.mui"
            ],
            "file_exists": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\eb55c00458822fb5c0bf5c537730d16bdbadba531b67be9122bb7c3e8e8fc3c3.bin.dll.manifest",
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\eb55c00458822fb5c0bf5c537730d16bdbadba531b67be9122bb7c3e8e8fc3c3.bin.dll"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Microsoft\\Windows\\Windows Error Reporting\\WMR\\Disable",
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
            ],
            "dll_loaded": [
                "C:\\Users\\cuck\\AppData\\Local\\Temp\\eb55c00458822fb5c0bf5c537730d16bdbadba531b67be9122bb7c3e8e8fc3c3.bin.dll"
            ]
        },
        "first_seen": 1573030385.7344,
        "ppid": 2740
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "Allocates read-write-execute memory (usually to unpack itself)",
        "severity": 2,
        "marks": [
            {
                "call": {
                    "category": "process",
                    "status": 1,
                    "stacktrace": [],
                    "api": "NtProtectVirtualMemory",
                    "return_value": 0,
                    "arguments": {
                        "process_identifier": 2460,
                        "stack_dep_bypass": 0,
                        "stack_pivoted": 0,
                        "heap_dep_bypass": 0,
                        "length": 4096,
                        "protection": 64,
                        "process_handle": "0xffffffff",
                        "base_address": "0x74efa000"
                    },
                    "time": 1573030385.8284,
                    "tid": 2888,
                    "flags": {
                        "protection": "PAGE_EXECUTE_READWRITE"
                    }
                },
                "pid": 2460,
                "type": "call",
                "cid": 10
            }
        ],
        "references": [],
        "name": "allocates_rwx"
    }
]

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": 3.0791280269623,
            "dport": 137,
            "sport": 137
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 3346,
            "time": 3.0169429779053,
            "dport": 5355,
            "sport": 51001
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 3674,
            "time": 1.0169489383698,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 4002,
            "time": 3.0309009552002,
            "dport": 5355,
            "sport": 53848
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 4330,
            "time": 1.5180189609528,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 4658,
            "time": -0.090631008148193,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 4986,
            "time": 1.5316219329834,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 11456,
            "time": 1.0371520519257,
            "dport": 3702,
            "sport": 49152
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 15648,
            "time": 3.1256120204926,
            "dport": 1900,
            "sport": 53598
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "fb6acc0b92ce45ba56318399ff795e3974971a91213eff5f421ef805ce3b6f21",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "fed5857c2cb8a0702fb0b9a808cefb7002bf16e8e86719691ac5abbcd1f07031",
    "irc": [],
    "https_ex": []
}

Screenshots

Screenshot from the sandboxScreenshot from the sandbox

Biotop.dll removal instructions

The instructions below shows how to remove Biotop.dll with help from the FreeFixer removal tool. Basically, you install FreeFixer, scan your computer, check the Biotop.dll file for removal, restart your computer and scan it again to verify that Biotop.dll has been successfully removed. Here are the removal instructions in more detail:

  1. Download and install FreeFixer: http://www.freefixer.com/download.html
  2. Start FreeFixer and press the Start Scan button. The scan will finish in approximately five minutes.
    Screenshot of Start Scan button
  3. When the scan is finished, locate Biotop.dll in the scan result and tick the checkbox next to the Biotop.dll file. Do not check any other file for removal unless you are 100% sure you want to delete it. Tip: Press CTRL-F to open up FreeFixer's search dialog to quickly locate Biotop.dll in the scan result.
    Red arrow point on the unwanted file
    c:\ProgramData\AppxeetouQ\Biotop.dll
  4. Scroll down to the bottom of the scan result and press the Fix button. FreeFixer will now delete the Biotop.dll file.
    Screenshot of Fix button
  5. Restart your computer.
  6. Start FreeFixer and scan your computer again. If Biotop.dll still remains in the scan result, proceed with the next step. If Biotop.dll is gone from the scan result you're done.
  7. If Biotop.dll still remains in the scan result, check its checkbox again in the scan result and click Fix.
  8. Restart your computer.
  9. Start FreeFixer and scan your computer again. Verify that Biotop.dll no longer appear in the scan result.
Please select the option that best describe your thoughts on the removal instructions given above








Free Questionnaires

Filename variants

Biotop.dll may also use other filenames. The most common variants are listed below:

Folder name variants

Biotop.dll may also be located in other folders than c:\ProgramData\AppxeetouQ\. The most common variants are listed below:

Hashes [?]

PropertyValue
MD5c31b28f178bee06c3bb395ee3844ec51
SHA256eb55c00458822fb5c0bf5c537730d16bdbadba531b67be9122bb7c3e8e8fc3c3

What will you do with Biotop.dll?

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



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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