Win32/Urelas.S

Seeing the Win32/Urelas.S detection usually means that your system is in big danger. This virus can correctly be identified as ransomware – sort of malware which encrypts your files and forces you to pay for their decryption. Deleteing it requires some specific steps that must be taken as soon as possible.

Win32/Urelas.S detection is a malware detection you can spectate in your computer. It generally appears after the provoking activities on your computer – opening the suspicious e-mail messages, clicking the advertisement in the Internet or mounting the program from unreliable resources. From the instance it shows up, you have a short time to take action before it begins its harmful action. And be sure – it is far better not to wait for these harmful actions.

What is Win32/Urelas.S virus?

Win32/Urelas.S is ransomware-type malware. It looks for the documents on your disks, encrypts it, and then asks you to pay the ransom for receiving the decryption key. Besides making your files locked, this malware also does a ton of damage to your system. It alters the networking settings in order to avoid you from checking out the elimination guides or downloading the anti-malware program. Sometimes, Win32/Urelas.S can additionally prevent the setup of anti-malware programs.

Win32/Urelas.S Summary

In summary, Win32/Urelas.S virus actions in the infected PC are next:

  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • Behavioural detection: Executable code extraction – unpacking;
  • Attempts to connect to a dead IP:Port (4 unique times);
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Possible date expiration check, exits too soon after checking local time;
  • Creates RWX memory;
  • Dynamic (imported) function loading detected;
  • Enumerates running processes;
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • Reads data out of its own binary image;
  • A process created a hidden window;
  • CAPE extracted potentially suspicious content;
  • Drops a binary and executes it;
  • Unconventionial language used in binary resources: Korean;
  • The binary contains an unknown PE section name indicative of packing;
  • The binary likely contains encrypted or compressed data.;
  • Executable file is packed/obfuscated with MPRESS;
  • Authenticode signature is invalid;
  • Uses Windows utilities for basic functionality;
  • Uses Windows utilities for basic functionality;
  • Deletes its original binary from disk;
  • A process attempted to delay the analysis task by a long amount of time.;
  • Created a process from a suspicious location;
  • Anomalous binary characteristics;
  • Ciphering the documents located on the victim’s disk — so the victim cannot open these documents;
  • Blocking the launching of .exe files of anti-malware apps
  • Blocking the launching of installation files of security tools

Ransomware has actually been a nightmare for the last 4 years. It is challenging to realize a more damaging malware for both individuals and corporations. The algorithms used in Win32/Urelas.S (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 actually exists, and possibly will exist. But that malware does not do all these terrible things without delay – it may take up to several hours to cipher all of your documents. Therefore, seeing the Win32/Urelas.S detection is a clear signal that you have to start the elimination procedure.

Where did I get the Win32/Urelas.S?

Common methods of Win32/Urelas.S spreading are typical for all other ransomware variants. Those are one-day landing web pages where victims are offered to download the free program, so-called bait emails and hacktools. Bait e-mails are a quite modern method in malware distribution – you get the email that imitates some routine notifications about shippings or bank service conditions modifications. Within the email, there is a malicious MS Office file, or a link which leads to the exploit landing page.

Malicious email spam

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

Avoiding it looks pretty simple, but still requires a lot of attention. Malware can hide in different places, and it is much better to prevent it even before it goes into your system than to rely on an anti-malware program. Basic cybersecurity awareness is just an important thing in the modern-day world, even if your interaction with a PC stays on YouTube videos. That may save you a great deal of time and money which you would certainly spend while seeking a fixing guide.

Win32/Urelas.S malware technical details

File Info:

name: AD8D2B83C13147712A57.mlwpath: /opt/CAPEv2/storage/binaries/991181dd249de4772e9eee0261f46d3f250a4e69e7b3fa94bfd7885a9156607bcrc32: CC2AEC5Bmd5: ad8d2b83c13147712a576429318dbbdesha1: 06a4882dec3b204be4dee766cc094bb50a14f8fcsha256: 991181dd249de4772e9eee0261f46d3f250a4e69e7b3fa94bfd7885a9156607bsha512: 3cb233156e18105071ef2cc4f9f7af429000b849f196787698d770b1586ae08441077a36596a8381c1deece46c10cb407ffaf4354acb7b331c7a4aa638e43254ssdeep: 6144:SF/gEKyOAuuHcqXt96bHa+bZu0k6XCCbd2CKcwA2x9G+84AmGSncl:SF/gVyduuHv946gZ6bCbd2qspnA6Gtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T16974F142A60548A4F35C0F316217F9E4499A9DBC59D4F15FF03CBD3AA8B21A30AB718Fsha3_384: eab9dc2d10332402fa95a7897911895ddaac5e8df04fb9a4880818f421c0387228295b77d85d6a8305bab75551342c89ep_bytes: 60e80000000058055a0b00008b3003f0timestamp: 2013-10-21 11:44:58

Version Info:

0: [No Data]

Win32/Urelas.S also known as:

Bkav W32.AIDetect.malware1
tehtris Generic.Malware
MicroWorld-eScan Gen:Heur.Mint.SP.Urelas.1
FireEye Generic.mg.ad8d2b83c1314771
CAT-QuickHeal Trojan.Gupboot.G.mue
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
K7AntiVirus Trojan ( 0053eefa1 )
K7GW Trojan ( 0053eefa1 )
Cybereason malicious.3c1314
Baidu Win32.Trojan.Urelas.a
VirIT Trojan.Win32.Generic.ENV
Cyren W32/Gupboot.C.gen!Eldorado
Elastic malicious (high confidence)
ESET-NOD32 a variant of Win32/Urelas.S
APEX Malicious
ClamAV Win.Packed.Urelas-9879149-0
Kaspersky Trojan-Ransom.Win32.GenericCryptor.cys
BitDefender Gen:Heur.Mint.SP.Urelas.1
NANO-Antivirus Trojan.Win32.AVKill.cqkxxy
SUPERAntiSpyware Trojan.Agent/Gen-Urelas
Avast Win32:Trojan-gen
Tencent Trojan.Win32.Agent.aep
Ad-Aware Gen:Heur.Mint.SP.Urelas.1
Emsisoft Gen:Heur.Mint.SP.Urelas.1 (B)
Comodo TrojWare.Win32.Gupboot.BB@53dg1h
DrWeb Trojan.AVKill.33553
Zillya Trojan.Urelas.Win32.1073
TrendMicro Trojan.Win32.Urelas.SM
McAfee-GW-Edition BehavesLike.Win32.PWSZbot.fc
Trapmine malicious.high.ml.score
Sophos ML/PE-A + Troj/Urelas-I
Ikarus Trojan.Win32.Gupboot
GData Gen:Heur.Mint.SP.Urelas.1
Jiangmin Backdoor/Plite.ae
Avira TR/Crypt.XPACK.Gen3
Microsoft Trojan:Win32/Urelas.AA
Cynet Malicious (score: 100)
AhnLab-V3 Backdoor/Win.Plite.R474816
Acronis suspicious
McAfee Corrupt-FG!AD8D2B83C131
MAX malware (ai score=89)
VBA32 BScope.Trojan.AVKill
TrendMicro-HouseCall Trojan.Win32.Urelas.SM
Rising Trojan.Gupboot!1.9CEA (CLASSIC)
Yandex Trojan.GenAsa!tjvOOIJDSl4
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.121218.susgen
Fortinet W32/Urelas.AE!tr
BitDefenderTheta Gen:NN.ZexaF.34742.vmraam1e0zdO
AVG Win32:Trojan-gen
Panda Trj/Genetic.gen
CrowdStrike win/malicious_confidence_100% (W)

How to remove Win32/Urelas.S?

About the author

Robert Bailey

Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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