Did you just run into a download or a file on your computer that is digitally signed by Astori LLC? Some of the security products refers to the detected files as Gen:Variant.Graftor.226182 and Adware.Techsnab.A. The detection rate for the Astori LLC files collected here is 18%. Please read on for more details.
You will probably notice Astori LLC when clicking to run the file. The publisher name shows up as the "Verified publisher" in the UAC dialog as the screenshot shows:
You can view the digital signature details for Astori LLC with the following procedure:
Here is a screenshot of a file signed by Astori LLC:
As you can see in the screenshot above, Windows reports that "This digital signature is OK". This means that the file has been published by Astori LLC and that no one has tampered with the file.
If you click the View Certificate button shown in the screenshot above, you can see all the details of the certificate, such as when it was issued, who issued the certificate, how long it is valid, and so on. You can also see the address for Astori LLC, such as the street name, city and country.
COMODO Code Signing CA 2 and COMODO RSA Code Signing CA has issued the Astori LLC certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screenshot above.
The following are the Astori LLC files I've gathered, thanks to the FreeFixer users.
Detection Ratio | File Name |
---|---|
3/51 | inetstat.exe |
22/56 | Game_of_Thrones_S04E02_HDTV_x264-2HD[ettv].exe |
3/53 | inetstat.exe |
22/56 | $RNE8W5J.exe |
14/56 | The_Elder_Scrolls_V_Skyrim_Legendary_Edition-WaLMaRT.exe |
2/54 | inetstat.exe |
2/53 | inetstat.exe |
21/56 | Selma_(2014)_1080p_BrRip_x264_-_YIFY.exe |
Here's the detection names for the Astori LLC files. I've grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.
Scanner | Detection Names |
---|---|
ALYac | Trojan.Downloader.JRYM, Gen:Variant.Graftor.226182 |
AVG | Generic.B57, Generic.6E4 |
AVware | Trojan.Win32.Generic!BT |
Ad-Aware | Trojan.GenericKD.2554504, Adware.Techsnab.A, Gen:Variant.Graftor.226182 |
Agnitum | Riskware.Agent! |
AhnLab-V3 | PUP/Win32.OutBrowse |
Arcabit | Trojan.Generic.D26FA88, Trojan.Graftor.D37386 |
Avast | Win32:Malware-gen, Win32:Adware-gen [Adw] |
Avira | ADWARE/Techsnab.189288 |
BitDefender | Trojan.GenericKD.2554504, Adware.Techsnab.A, Gen:Variant.Graftor.226182 |
Bkav | W32.HfsAdware.B65B |
ByteHero | Trojan.Malware.KillAV.Gen.001 |
ClamAV | Win.Trojan.Yakes-1802, Win.Trojan.Downloader-66092 |
DrWeb | Trojan.Click3.7588, Program.Unwanted.638, Program.Unwanted.622, Trojan.Click3.7587 |
ESET-NOD32 | a variant of Win32/Techsnab.M potentially unwanted, a variant of Win32/Techsnab.L potentially unwanted |
Emsisoft | Trojan.GenericKD.2554504 (B), Adware.Techsnab.A (B), Gen:Variant.Graftor.226182 (B) |
F-Secure | Trojan.GenericKD.2553135, Adware.Techsnab.A, Gen:Variant.Graftor.226182, Trojan.Downloader.JRYM |
GData | Trojan.GenericKD.2554504, Gen:Variant.Graftor.226182 |
Ikarus | Trojan-Dropper.Agent |
K7AntiVirus | Adware ( 004c80d71 ), Adware ( 004c77341 ) |
K7GW | Adware ( 004c80d71 ), Adware ( 004c77341 ) |
Kaspersky | Trojan.Win32.Yakes.lbcn, Trojan.Win32.Yakes.kzbk |
MicroWorld-eScan | Trojan.GenericKD.2554504, Adware.Techsnab.A, Gen:Variant.Graftor.226182 |
NANO-Antivirus | Trojan.Win32.Yakes.dtqrdl, Trojan.Win32.Yakes.dtmdtu |
Panda | Trj/Genetic.gen |
Rising | PE:Malware.Techsnab!6.2578, PE:Malware.Techsnab!6.25B9 |
Symantec | WS.Reputation.1, Trojan.Gen, SecurityRisk.BL |
TrendMicro-HouseCall | TROJ_GEN.F47V0502 |
VIPRE | Trojan.Win32.Generic!BT |
Zillya | Trojan.Yakes.Win32.35539, Trojan.Yakes.Win32.35200 |
The detection percentage is based on that I've gathered 489 scan reports for the Astori LLC files. 89 of these scan reports came up with some sort of detection. If you like, you can review the full details of the scan results by examining the files listed above.
The analysis is based on certificates with the following serial numbers: