Win32/TrojanDownloader.Vespula.AY

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Seeing the Win32/TrojanDownloader.Vespula.AY malware detection means that your PC is in big danger. This virus can correctly be identified as ransomware – virus which ciphers your files and forces you to pay for their decryption. Removing it requires some unusual steps that must be taken as soon as possible.
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Win32/TrojanDownloader.Vespula.AY detection is a virus detection you can spectate in your system. It frequently appears after the provoking procedures on your PC – opening the untrustworthy email messages, clicking the banner in the Web or installing the program from unreliable resources. From the instance it appears, you have a short time to act before it starts its malicious activity. And be sure – it is far better not to await these malicious actions.

What is Win32/TrojanDownloader.Vespula.AY virus?

Win32/TrojanDownloader.Vespula.AY is ransomware-type malware. It searches for the documents on your computer, encrypts it, and after that asks you to pay the ransom for receiving the decryption key. Besides making your documents locked, this virus additionally does a ton of damage to your system. It modifies the networking settings in order to prevent you from reading the removal articles or downloading the anti-malware program. In rare cases, Win32/TrojanDownloader.Vespula.AY can even block the launching of anti-malware programs.

Win32/TrojanDownloader.Vespula.AY Summary

Summarizingly, Win32/TrojanDownloader.Vespula.AY ransomware activities in the infected system are next:

  • The binary contains an unknown PE section name indicative of packing;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Anomalous binary characteristics;
  • Ciphering the files kept on the target’s disk — so the victim cannot use these documents;
  • Blocking the launching of .exe files of anti-malware programs
  • Blocking the launching of installation files of anti-malware programs

Ransomware has actually been a headache for the last 4 years. It is difficult to imagine a more dangerous virus for both individual users and companies. The algorithms utilized in Win32/TrojanDownloader.Vespula.AY (usually, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need to have more time than our galaxy currently exists, and possibly will exist. However, that malware does not do all these horrible things instantly – it may take up to a few hours to cipher all of your files. Thus, seeing the Win32/TrojanDownloader.Vespula.AY detection is a clear signal that you need to start the clearing process.

Where did I get the Win32/TrojanDownloader.Vespula.AY?

General tactics of Win32/TrojanDownloader.Vespula.AY spreading are typical for all other ransomware variants. Those are one-day landing websites where users are offered to download the free software, so-called bait e-mails and hacktools. Bait emails are a relatively new tactic in malware distribution – you get the e-mail that imitates some routine notifications about shipments or bank service conditions modifications. Within the e-mail, there is an infected MS Office file, or a link which opens the exploit landing site.

Malicious email spam

Malicious email message. This one tricks you to open the phishing website.

Preventing it looks pretty uncomplicated, however, still demands a lot of recognition. Malware can hide in different spots, and it is much better to prevent it even before it invades your PC than to rely on an anti-malware program. Common cybersecurity awareness is just an important thing in the modern world, even if your relationship with a PC remains on YouTube videos. That may save you a great deal of money and time which you would spend while seeking a solution.

Win32/TrojanDownloader.Vespula.AY malware technical details

File Info:

name: 9C273418C0FA81F533E6.mlw
path: /opt/CAPEv2/storage/binaries/b303b5c2436c715a92ee3641952b24827da2596ccde51c4263ec637474f48cff
crc32: 40700D93
md5: 9c273418c0fa81f533e6d61f661cdc03
sha1: c369dfde1323f8181a6b71ff2ba0216dfc95accf
sha256: b303b5c2436c715a92ee3641952b24827da2596ccde51c4263ec637474f48cff
sha512: 9036c3da640ce917a64a955bbc4aeac819fc67fff0dfe21c69a5e1f259b1cd3908f693953bf81b3032a5b2fc09e0341c768a6866d882f11afb4fde18e3e4a124
ssdeep: 3072:6e+pywaxHf6Ov+iiOp78L5hYcRKZz24IReSg6PO20/QT72bXLv1zL1:d+gf6k+ih7OgcEz20ITsXb
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T179F347C455D596B2EE0231335929057D70ABBD283C4B9AAEC744EE3ECD782F190293EC
sha3_384: 8617e26179f6944ec6f6e0f9f4acc589290f8a9ff00a527fb30e64fb9c975a075fb04ec235d0be126174cad5f8911bb2
ep_bytes: 5589e583ec08c7042402000000ff1574
timestamp: 2013-01-02 11:29:44

Version Info:

CompanyName:
FileVersion:
FileDescription:
InternalName:
LegalCopyright:
LegalTrademarks:
OriginalFilename:
ProductName:
ProductVersion:
Translation: 0x041c 0x04e4

Win32/TrojanDownloader.Vespula.AY also known as:

BkavW32.AIDetect.malware2
LionicTrojan.Win32.Generic.4!c
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.Generic.KDZ.3459
FireEyeGeneric.mg.9c273418c0fa81f5
CAT-QuickHealTrojan.Ransom.A
ALYacTrojan.Generic.KDZ.3459
VIPRETrojan.Win32.Reveton.a (v)
SangforTrojan.Win32.Generic.3459
K7AntiVirusTrojan ( 0040f03f1 )
AlibabaVirTool:Win32/CeeInject.7b47b86b
K7GWTrojan ( 0040f03f1 )
CrowdStrikewin/malicious_confidence_100% (W)
VirITTrojan.Win32.Generic.XMG
CyrenW32/Trojan.IZCP-6631
SymantecTrojan.Ransomlock!g41
ESET-NOD32Win32/TrojanDownloader.Vespula.AY
APEXMalicious
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderTrojan.Generic.KDZ.3459
NANO-AntivirusTrojan.Win32.Zbot.bfdynv
SUPERAntiSpywareTrojan.Agent/Gen-Downloader
AvastWin32:Zbot-TMR [Cryp]
TencentWin32.Trojan.Spy.Htvr
Ad-AwareTrojan.Generic.KDZ.3459
SophosMal/Generic-R + Troj/DwnLdr-KLQ
ComodoMalware@#1axt1ll3mypij
DrWebTrojan.Winlock.6673
ZillyaDownloader.Vespula.Win32.83
TrendMicroTROJ_RANSOM.SMCB
McAfee-GW-EditionBehavesLike.Win32.Ransomware.cc
EmsisoftTrojan.Generic.KDZ.3459 (B)
IkarusTrojan-Downloader.Win32.Andromeda
JiangminTrojanSpy.Zbot.crlq
WebrootW32.Malware.Gen
AviraTR/Spy.Zbot.4487951
MAXmalware (ai score=100)
Antiy-AVLTrojan/Generic.ASMalwS.134AF9
KingsoftWin32.TrojDownloader.Vespula.(kcloud)
MicrosoftVirTool:Win32/CeeInject.gen!HL
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataTrojan.Generic.KDZ.3459
CynetMalicious (score: 100)
AhnLab-V3Spyware/Win32.Zbot.R48090
Acronissuspicious
McAfeePWS-Zbot.gen.asv
VBA32OScope.Malware-Cryptor.Fareit.4113
MalwarebytesTrojan.Agent
TrendMicro-HouseCallTROJ_RANSOM.SMCB
RisingTrojan.Injector!8.C4 (CLOUD)
YandexTrojan.GenAsa!QSXi1QnNhyk
SentinelOneStatic AI – Malicious PE
eGambitGeneric.Downloader
FortinetW32/Zbot.AAU!tr
AVGWin32:Zbot-TMR [Cryp]
Cybereasonmalicious.8c0fa8
PandaTrj/Ransom.AB
MaxSecureTrojan.Malware.4969031.susgen

How to remove Win32/TrojanDownloader.Vespula.AY?

Win32/TrojanDownloader.Vespula.AY malware is very difficult to erase by hand. It stores its documents in a variety of places throughout the disk, and can restore itself from one of the elements. Moreover, a lot of alterations in the windows registry, networking settings and Group Policies are pretty hard to identify and change to the original. It is better to utilize a specific program – exactly, an anti-malware app. GridinSoft Anti-Malware will definitely fit the most ideal for virus elimination objectives.

Why GridinSoft Anti-Malware? It is pretty lightweight and has its databases updated practically every hour. In addition, it does not have such problems and weakness as Microsoft Defender does. The combination of these facts makes GridinSoft Anti-Malware suitable for eliminating malware of any kind.

Remove the viruses with GridinSoft Anti-Malware

  • Download and install GridinSoft Anti-Malware. After the installation, you will be offered to perform the Standard Scan. Approve this action.
  • Gridinsoft Anti-Malware during the scan process

  • Standard scan checks the logical disk where the system files are stored, together with the files of programs you have already installed. The scan lasts up to 6 minutes.
  • GridinSoft Anti-Malware scan results

  • When the scan is over, you may choose the action for each detected virus. For all files of [SHORT_NAME] the default option is “Delete”. Press “Apply” to finish the malware removal.
  • GridinSoft Anti-Malware - After Cleaning
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About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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