What is stan.exe?

stan.exe is developed by B-Space Company according to the stan.exe version information.

stan.exe's description is "Spacegag"

stan.exe is usually located in the 'c:\downloads\' folder.

Some of the anti-virus scanners at VirusTotal detected stan.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.

VirusTotal report

33 of the 65 anti-virus programs at VirusTotal detected the stan.exe file. That's a 51% detection rate.

Scanner	Detection Name
Acronis	suspicious
Ad-Aware	Gen:Trojan.Heur.mq0@Ivh4Pcmi
Arcabit	Trojan.Heur.E41B52
Avast	Win32:Malware-gen
AVG	Win32:Malware-gen
Avira	TR/Crypt.ZPACK.Gen2
BitDefender	Gen:Trojan.Heur.mq0@Ivh4Pcmi
CrowdStrike	win/malicious_confidence_90% (W)
Cybereason	malicious.fe6fe7
Emsisoft	Gen:Trojan.Heur.mq0@Ivh4Pcmi (B)
Endgame	malicious (high confidence)
ESET-NOD32	a variant of Generik.KFAQNAO
Fortinet	W32/Generik.KFAQNAO!tr
GData	Gen:Trojan.Heur.mq0@Ivh4Pcmi
Ikarus	Trojan.Win32.Dynamer
Invincea	heuristic
Kaspersky	UDS:DangerousObject.Multi.Generic
Malwarebytes	Trojan.Injector
MAX	malware (ai score=100)
McAfee	RDN/Generic.dx
McAfee-GW-Edition	BehavesLike.Win32.PWSZbot.cc
Microsoft	Trojan:Win32/Tiggre!plock
MicroWorld-eScan	Gen:Trojan.Heur.mq0@Ivh4Pcmi
Paloalto	generic.ml
SentinelOne	static engine - malicious
Symantec	ML.Attribute.HighConfidence
Tencent	Win32.Trojan.Crypt.Pabz
Trapmine	malicious.high.ml.score
TrendMicro-HouseCall	TROJ_GEN.F0C2C00C519
VIPRE	Trojan.Win32.Generic!BT
ViRobot	Trojan.Win32.Z.Injector.200704.AAO
Webroot	W32.Trojan.TR.Crypt.ZPACK.Gen2
ZoneAlarm	UDS:DangerousObject.Multi.Generic

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\\ntdll.dll"
    ],
    "file_read": [
        "C:\\Windows\\SysWOW64\\ntdll.dll"
    ],
    "regkey_read": [
        "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
    ]
}

Generic

[
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1602028385.34375,
        "ppid": 376
    },
    {
        "process_path": "C:\\Users\\cuck\\AppData\\Local\\Temp\\d74b8ec0e92d26677f2b14d947725e094abde998d0e1329b0b882872182c0d1e.bin",
        "process_name": "d74b8ec0e92d26677f2b14d947725e094abde998d0e1329b0b882872182c0d1e.bin",
        "pid": 2460,
        "summary": {
            "file_opened": [
                "C:\\Windows\\SysWOW64\\ntdll.dll"
            ],
            "file_read": [
                "C:\\Windows\\SysWOW64\\ntdll.dll"
            ],
            "regkey_read": [
                "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\GRE_Initialize\\DisableMetaFiles"
            ]
        },
        "first_seen": 1602028385.75,
        "ppid": 2308
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "The executable uses a known packer",
        "severity": 1,
        "marks": [
            {
                "category": "packer",
                "ioc": "Armadillo v1.71",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "peid_packer"
    },
    {
        "markcount": 1,
        "families": [],
        "description": "Allocates read-write-execute memory (usually to unpack itself)",
        "severity": 2,
        "marks": [
            {
                "call": {
                    "category": "process",
                    "status": 1,
                    "stacktrace": [],
                    "api": "NtAllocateVirtualMemory",
                    "return_value": 0,
                    "arguments": {
                        "process_identifier": 2460,
                        "region_size": 3158016,
                        "stack_dep_bypass": 0,
                        "stack_pivoted": 0,
                        "heap_dep_bypass": 0,
                        "protection": 64,
                        "process_handle": "0xffffffff",
                        "allocation_type": 12288,
                        "base_address": "0x02040000"
                    },
                    "time": 1602028408.375,
                    "tid": 2888,
                    "flags": {
                        "protection": "PAGE_EXECUTE_READWRITE",
                        "allocation_type": "MEM_COMMIT|MEM_RESERVE"
                    }
                },
                "pid": 2460,
                "type": "call",
                "cid": 16
            }
        ],
        "references": [],
        "name": "allocates_rwx"
    },
    {
        "markcount": 2,
        "families": [],
        "description": "The binary likely contains encrypted or compressed data indicative of a packer",
        "severity": 2,
        "marks": [
            {
                "entropy": 7.680836571536803,
                "section": {
                    "size_of_data": "0x0002b000",
                    "virtual_address": "0x00005000",
                    "entropy": 7.680836571536803,
                    "name": ".data",
                    "virtual_size": "0x0002ac9c"
                },
                "type": "generic",
                "description": "A section with a high entropy has been found"
            },
            {
                "entropy": 0.8958333333333334,
                "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": 546,
            "time": 3.1266560554504395,
            "dport": 137,
            "sport": 137
        },
        {
            "src": "192.168.56.101",
            "dst": "192.168.56.255",
            "offset": 5226,
            "time": 9.188344955444336,
            "dport": 138,
            "sport": 138
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7070,
            "time": 3.0344350337982178,
            "dport": 5355,
            "sport": 51001
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7398,
            "time": 1.0100059509277344,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7726,
            "time": 3.079803943634033,
            "dport": 5355,
            "sport": 53848
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 8054,
            "time": 1.5187928676605225,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 8382,
            "time": -0.08524298667907715,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 8710,
            "time": 1.5318970680236816,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 28120,
            "time": 1.0448789596557617,
            "dport": 3702,
            "sport": 49152
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 36504,
            "time": 3.1283838748931885,
            "dport": 1900,
            "sport": 53598
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "4bca94b17182b6cec369739e9a369c5c5f1e08351633184a6749da490d6c36b9",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "7dfd0c2577b09c5e0ac9231108929176b582436376978b6b09ac28f1e975be93",
    "irc": [],
    "https_ex": []
}

Screenshots

stan.exe removal instructions

The instructions below shows how to remove stan.exe with help from the FreeFixer removal tool. Basically, you install FreeFixer, scan your computer, check the stan.exe file for removal, restart your computer and scan it again to verify that stan.exe 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.

   
3. When the scan is finished, locate stan.exe in the scan result and tick the checkbox next to the stan.exe 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 stan.exe in the scan result.

   

   

   c:\downloads\stan.exe

   
4. Scroll down to the bottom of the scan result and press the Fix button. FreeFixer will now delete the stan.exe file.

   
5. Restart your computer.
6. Start FreeFixer and scan your computer again. If stan.exe still remains in the scan result, proceed with the next step. If stan.exe is gone from the scan result you're done.
7. If stan.exe 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 stan.exe no longer appear in the scan result.

Error Messages

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