What is sarf.exe?

sarf.exe is usually located in the 'c:\users\%USERNAME%\appdata\local\temp\' folder.

Some of the anti-virus scanners at VirusTotal detected sarf.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 [?]

sarf.exe does not have any version or vendor information.

Digital signatures [?]

sarf.exe is not signed.

VirusTotal report

54 of the 70 anti-virus programs at VirusTotal detected the sarf.exe file. That's a 77% detection rate.

ScannerDetection Name
Acronis suspicious
Ad-Aware Gen:Variant.Graftor.541903
AegisLab Trojan.Win32.ClipBanker.4!c
AhnLab-V3 Trojan/Win32.Agent.C3239558
Alibaba TrojanBanker:Win32/ClipBanker.eec0b0f6
ALYac Gen:Variant.Graftor.541903
Antiy-AVL Trojan/Win32.Tiggre
APEX Malicious
Arcabit Trojan.Graftor.D844CF
Avast Win32:Malware-gen
AVG FileRepMalware
Avira TR/ClipBanker.kaqej
BitDefender Gen:Variant.Graftor.541903
CAT-QuickHeal Trojan.Fuerboos
Comodo Malware@#5vn49jbd0fvw
CrowdStrike win/malicious_confidence_90% (W)
Cybereason malicious.fb7036
Cylance Unsafe
Cyren W32/Trojan.REHH-4821
Emsisoft Gen:Variant.Graftor.541903 (B)
Endgame malicious (moderate confidence)
ESET-NOD32 a variant of Win32/ClipBanker.JB
F-Secure Trojan.TR/ClipBanker.kaqej
FireEye Generic.mg.508d177fb7036207
Fortinet W32/ClipBanker.JB!tr
GData Gen:Variant.Graftor.541903
Ikarus Trojan.Win32.Clipbanker
Invincea heuristic
Jiangmin Trojan.Banker.ClipBanker.bh
K7AntiVirus Riskware ( 0040eff71 )
K7GW Riskware ( 0040eff71 )
Kaspersky Trojan-Banker.Win32.ClipBanker.cek
Malwarebytes Trojan.ClipBanker
MAX malware (ai score=100)
McAfee Artemis!508D177FB703
McAfee-GW-Edition BehavesLike.Win32.Generic.lc
Microsoft Trojan:Win32/Tiggre!rfn
MicroWorld-eScan Gen:Variant.Graftor.541903
NANO-Antivirus Trojan.Win32.ClipBanker.fqygwe
Paloalto generic.ml
Panda Trj/CI.A
Qihoo-360 HEUR/QVM11.1.EC0D.Malware.Gen
Rising Trojan.ClipBanker!8.5FB (CLOUD)
Sophos Mal/Generic-S
SUPERAntiSpyware Trojan.Agent/Gen-Dropper
Symantec Trojan.Gen.2
Tencent Win32.Trojan-banker.Clipbanker.Stuj
Trapmine malicious.high.ml.score
TrendMicro-HouseCall TROJ_GEN.R011C0PFI19
VBA32 BScope.Trojan.Dynamer
ViRobot Trojan.Win32.Z.Graftor.15018
Webroot W32.Trojan.Gen
Zillya Trojan.ClipBanker.Win32.1250
ZoneAlarm Trojan-Banker.Win32.ClipBanker.cek
54 of the 70 anti-virus programs detected the sarf.exe file.

Sandbox Report

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

Summary

Successfully executed process in sandbox.

Summary

{
    "mutex": [
        "iuy82ekqjncmd92m"
    ],
    "dll_loaded": [
        "ADVAPI32.dll",
        "KERNEL32.DLL",
        "USER32.dll"
    ]
}

Generic

[
    {
        "process_path": "C:\\Users\\cuck\\AppData\\Local\\Temp\\12b0ffdb4cbd38dda66a40a77b07a1d44ccfa4548149068fbf0bf74f03b9e5bf.bin",
        "process_name": "12b0ffdb4cbd38dda66a40a77b07a1d44ccfa4548149068fbf0bf74f03b9e5bf.bin",
        "pid": 2740,
        "summary": {
            "mutex": [
                "iuy82ekqjncmd92m"
            ],
            "dll_loaded": [
                "ADVAPI32.dll",
                "KERNEL32.DLL",
                "USER32.dll"
            ]
        },
        "first_seen": 1561456389.5938,
        "ppid": 1664
    },
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1561456389.3281,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "The executable uses a known packer",
        "severity": 1,
        "marks": [
            {
                "category": "packer",
                "ioc": "UPX 2.90 [LZMA] -> Markus Oberhumer, Laszlo Molnar & John Reiser",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "peid_packer"
    },
    {
        "markcount": 1,
        "families": [],
        "description": "A process attempted to delay the analysis task.",
        "severity": 2,
        "marks": [
            {
                "type": "generic",
                "description": "12b0ffdb4cbd38dda66a40a77b07a1d44ccfa4548149068fbf0bf74f03b9e5bf.bin tried to sleep 270 seconds, actually delayed analysis time by 114 seconds"
            }
        ],
        "references": [],
        "name": "antisandbox_sleep"
    },
    {
        "markcount": 2,
        "families": [],
        "description": "The binary likely contains encrypted or compressed data indicative of a packer",
        "severity": 2,
        "marks": [
            {
                "entropy": 7.7631430377853,
                "section": {
                    "size_of_data": "0x00003000",
                    "virtual_address": "0x00006000",
                    "entropy": 7.7631430377853,
                    "name": "UPX1",
                    "virtual_size": "0x00003000"
                },
                "type": "generic",
                "description": "A section with a high entropy has been found"
            },
            {
                "entropy": 0.96,
                "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"
    },
    {
        "markcount": 3,
        "families": [],
        "description": "The executable is compressed using UPX",
        "severity": 2,
        "marks": [
            {
                "section": "UPX0",
                "type": "generic",
                "description": "Section name indicates UPX"
            },
            {
                "section": "UPX1",
                "type": "generic",
                "description": "Section name indicates UPX"
            },
            {
                "section": "UPX2",
                "type": "generic",
                "description": "Section name indicates UPX"
            }
        ],
        "references": [],
        "name": "packer_upx"
    }
]

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": 3.078351020813,
            "dport": 137,
            "sport": 137
        },
        {
            "src": "192.168.56.101",
            "dst": "192.168.56.255",
            "offset": 5226,
            "time": 9.0794920921326,
            "dport": 138,
            "sport": 138
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7070,
            "time": 3.0113661289215,
            "dport": 5355,
            "sport": 51001
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7398,
            "time": 1.0178010463715,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 7726,
            "time": 3.0185449123383,
            "dport": 5355,
            "sport": 53848
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 8054,
            "time": 1.5195960998535,
            "dport": 5355,
            "sport": 54255
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 8382,
            "time": -0.087054967880249,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 8710,
            "time": 1.5313520431519,
            "dport": 1900,
            "sport": 1900
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 28120,
            "time": 1.0385611057281,
            "dport": 3702,
            "sport": 49152
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 36504,
            "time": 3.1255190372467,
            "dport": 1900,
            "sport": 53598
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "e435d2b10098219fe926ccc4d91d7c469c864252f1c8a150f556c21cc2fe2672",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "d21168b707e8d764654ae798c3ec4a95903af8cfb145051bde531ee8145e7bbf",
    "irc": [],
    "https_ex": []
}

Screenshots

Screenshot from the sandboxScreenshot from the sandboxScreenshot from the sandbox

sarf.exe removal instructions

The instructions below shows how to remove sarf.exe with help from the FreeFixer removal tool. Basically, you install FreeFixer, scan your computer, check the sarf.exe file for removal, restart your computer and scan it again to verify that sarf.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.
    Screenshot of Start Scan button
  3. When the scan is finished, locate sarf.exe in the scan result and tick the checkbox next to the sarf.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 sarf.exe in the scan result.
    Red arrow point on the unwanted file
    c:\users\%USERNAME%\appdata\local\temp\sarf.exe
  4. Scroll down to the bottom of the scan result and press the Fix button. FreeFixer will now delete the sarf.exe file.
    Screenshot of Fix button
  5. Restart your computer.
  6. Start FreeFixer and scan your computer again. If sarf.exe still remains in the scan result, proceed with the next step. If sarf.exe is gone from the scan result you're done.
  7. If sarf.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 sarf.exe no longer appear in the scan result.
Please select the option that best describe your thoughts on the removal instructions given above








Free Questionnaires

Hashes [?]

PropertyValue
MD5508d177fb70362076a564d0e3486de2a
SHA25612b0ffdb4cbd38dda66a40a77b07a1d44ccfa4548149068fbf0bf74f03b9e5bf

Error Messages

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

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

sarf.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.

sarf.exe has stopped working.

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

sarf.exe is not a valid Win32 application.

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

What will you do with sarf.exe?

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



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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