LLC Mail.Ru - 6% Detection Rate *

Did you just run into a download or a file on your computer that is digitally signed by LLC Mail.Ru? Some of the security products refers to the detected files as Suspicious and W32.HfsAdware.B4AD. The detection rate for the LLC Mail.Ru files collected here is 6%. Please read on for more details.

You will typically notice LLC Mail.Ru when double-clicking to run the file. The publisher name is then displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:

Screenshot where LLC Mail.Ru appears as the verified publisher in the UAC dialog

You can view the digital signature details for LLC Mail.Ru with the following procedure:

  1. Open Windows Explorer and locate the LLC Mail.Ru file
  2. Right-click on the file and select Properties
  3. Click the Digital Signatures tab
  4. Click the View Certificate button

Here's a screencap of a file that has been digitally signed by LLC Mail.Ru:

Screenshot of the LLC Mail.Ru certificate

As you can see in the screenshot above, Windows states that "This digital signature is OK". This implies that the file has been published by LLC Mail.Ru 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, etc. You can also view the address for LLC Mail.Ru, such as the street name, city and country.

Thawte Code Signing CA - G2, thawte SHA256 Code Signing CA and Thawte Code Signing CA has issued the LLC Mail.Ru certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screenshot above.

LLC Mail.Ru Files

The following are the LLC Mail.Ru files I have collected, thanks to the FreeFixer users.

Detection RatioFile Name
5/46MailRuUpdater.exe
5/64ie_addon_dll.dll
3/55amigo.exe
1/47guardicq.exe
1/59MailRuSputnik.dll
1/55amigo.exe
1/56ok.exe
1/47MailRuSputnik.dll
1/47MailRuSputnik.dll
1/47MailRuSputnik.dll
1/50MailRuSputnik.dll
3/57mcse64_00.dll
1/55mcse64_00.dll
1/56amigo.exe
9/569zIY5Ay78ZXq.exe
9/58Gk0PgBtSDGYW.exe
3/44GuardMailRu.exe
1/47MailRuSputnik.dll
2/47MailRuUpdater.exe
2/47MailRuUpdater.exe
1/46chrome.exe
1/46MailRuSputnik.dll
27/50film_rutracker.exe
4/51MailRuUpdater.exe
1/53MailRuSputnik.dll
5/54MailRuUpdater.exe
5/57m3YHlDOeSXzp.exe.vir
1/57setup.exe
7/56amigo.exe
1/56libglesv2.dll
1/57amigo_dsetup_lrbnewtabprtlam.exe
1/55amigo.exe
1/56amigo_cr.exe
3/56FAjZoSGZfOCK.exe
9/58amigo_setup.exe
4/65mrkeeper.exe
26/68112929744.exe
6/68amigo.exe
16/69updater_beta.exe
0/56IESearchPlugin.dll
0/55IESearchPlugin.dll
0/55mrkeeper.exe
0/55015d-8003-61c7-ccdc.exe

Scanner and Detection Names

Here is the detection names for the LLC Mail.Ru files. I've grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.

ScannerDetection Names
AVGGeneric_s.AJ, Generic.69A, Win32:Adware-gen [Adw], FileRepMalware [PUP]
AVwareAdware.Win32.Machaer
Ad-AwareGen:Application.LoadMoney.1
AhnLab-V3PUP/Win32.Agent.C1597057, PUP/Win32.Generic.C1766898, Malware/Gen.Generic.C2277557, Malware/Gen.Generic.C2238094
AntiVirAPPL/Downloader.Gen7, APPL/MailRu.wga.56
Antiy-AVLTrojan[Dropper]/Win32.Dapato
AvastWin32:Dropper-gen [Drp], Win32:Downloader-TPW [PUP], Win32:LoadMoney-CB [PUP], Win32:Adware-gen [Adw], Win32:PUP-gen [PUP]
Baidu-InternationalAdware.Win32.iBryte.RuMail, Adware.Win32.iBryte.77
BitDefenderGen:Application.LoadMoney.1
BkavW32.Clod403.Trojan.ed5b, W32.HfsAdware.B4AD, W64.HfsAdware.B4AD, W32.HfsAdware.9841, W32.HfsAdware.2A69
ByteHeroTrojan.Exception.gen.101
CAT-QuickHealTrojan.IGENERIC, Trojan.Generic.S3893
ClamAVWin.Trojan.Agent-6453225-0
ComodoApplication.Win32.MailRu.BACS, TrojWare.Win32.Kryptik.AXJX, Application.Win32.MailRu.B, Application.Win32.MailRu.G@7ljk53
CrowdStrikemalicious_confidence_89% (D), malicious_confidence_60% (D), malicious_confidence_91% (D)
CylanceUnsafe
CyrenW32/Trojan.OQAR-2401
DrWebTrojan.LoadMoney.1
ESET-NOD32a variant of Win32/MailRu.B potentially unwanted, a variant of Win32/MailRu.D potentially unwanted, a variant of Win32/LoadMoney.AU, a variant of Win32/MailRu.N potentially unwanted
EmsisoftApplication.InstallAd (A), Application.AdInstall (A)
Endgamemalicious (moderate confidence), malicious (high confidence)
F-SecureGen:Application.LoadMoney.1
FortinetRiskware/HotDownloads.AB, W32/Malicious_Behavior.VEX, Adware/LoadMoney, W32/Generic_PUA_OE.D, W32/Fareit.A
GDataGen:Application.LoadMoney.1, Win32.Application.Agent.TC6IL0, Win32.Trojan.Agent.5NTBQW
IkarusAdWare.Win32.HotDownloads, not-a-virus:Downloader.Win32, PUA.CouponMarvel, PUA.MailRu
Invinceavirus.win32.sality.at
JiangminTrojanDropper.Agent.cfsh, Trojan/Generic.bedbi, TrojanDropper.Dapato.xrn, TrojanDownloader.Dapato.cgb
K7AntiVirusUnwanted-Program ( 0050c6061 ), Unwanted-Program ( 004f80bf1 ), Trojan ( 0040f53f1 ), Adware ( 0050a7711 ), Adware ( 0052b7da1 )
K7GWUnwanted-Program ( 0050c6061 ), Unwanted-Program ( 004f80bf1 ), Trojan ( 0040f53f1 ), Adware ( 0050a7711 ), Adware ( 0052b7da1 )
Kasperskynot-a-virus:HEUR:Downloader.Win32.LMN.a, not-a-virus:HEUR:AdWare.Win32.Machaer.gen
KingsoftWin32.HeurC.KVM019.a.(kcloud), Win32.Troj.Generic.a.(kcloud)
MAXmalware (ai score=96)
MalwarebytesPUP.Optional.Amigo, PUP.Optional.Sputnik, PUP.Optional.RuBar.A
McAfeeArtemis!3D97273DB2F3, Artemis!268163A1AD7E, Adware-FFL!190CE775E5BE, Artemis!E7A54F3A8B90, Artemis!3F2BBDA68A5C, Artemis!EB4043144626, Artemis!12F74A11190A, GenericR-NLA!9A42B37E300A
McAfee-GW-EditionArtemis!Trojan, Artemis, Heuristic.BehavesLike.Win32.Suspicious.D, Artemis!E7A54F3A8B90, Artemis!PUP, GenericR-NLA!9A42B37E300A
MicroWorld-eScanGen:Application.LoadMoney.1
NANO-AntivirusRiskware.Win32.Lmn.cgadbh
PandaTrj/Genetic.gen, PUP/DownWare
Qihoo-360Malware.QVM01.Gen, Win32/Virus.Adware.69c
RisingSuspicious, PE:Trojan.RuMail!1.6574, Trojan.RuMail!4986, PE:Trojan.Wajam!1.A257 [F]
SUPERAntiSpywarePUP.MailRU/Variant
SophosRsMall (PUA), Troj/LdMon-A, Generic PUA OE (PUA), Mal/Generic-S
SymantecWS.Reputation.1
TrendMicroPUA_MailRu
TrendMicro-HouseCallPUA_MailRu, Suspicious_GEN.F47V0226, Suspicious_GEN.F47V0522, TROJ_GEN.F47V0816, TROJ_GEN.F47V0619, TROJ_GEN.F47V0417, TROJ_GEN.F47V0606, Suspicious_GEN.F47V0211, Suspicious_GEN.F47V0515, TROJ_GEN.R002H07BL18, Suspicious_GEN.F47V0131, TROJ_GEN.R002H06AM19
VBA32Downware.LMN.gen, suspected of Trojan.Downloader.gen.h
VIPRETrojan-Downloader.Win32.LoadMoney.u (v), Adware.Win32.Machaer
WebrootMalicious, W32.Adware.Gen
ZoneAlarmnot-a-virus:HEUR:AdWare.Win32.Machaer.gen

* How the Detection Percentage is Calculated

The detection percentage is based on the fact that I've gathered 3025 scan results for the LLC Mail.Ru files. 172 of these scan reports came up with some sort of detection. If you like, you can review the full details of the scan reports by examining the files listed above.

Analysis Details

The analysis is done on certificates with the following serial numbers:

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