Ransom:Win32/Stopcrypt.PAE!MTB

Spectating the Ransom:Win32/Stopcrypt.PAE!MTB malware detection means that your PC is in big danger. This computer virus can correctly be identified as ransomware – type of malware which encrypts your files and asks you to pay for their decryption. Deleteing it requires some specific steps that must be done as soon as possible.

Ransom:Win32/Stopcrypt.PAE!MTB detection is a virus detection you can spectate in your computer. It usually appears after the provoking procedures on your PC – opening the dubious e-mail messages, clicking the banner in the Internet or setting up the program from suspicious resources. From the moment it shows up, you have a short time to take action before it starts its harmful action. And be sure – it is better not to wait for these malicious things.

What is Ransom:Win32/Stopcrypt.PAE!MTB virus?

Ransom:Win32/Stopcrypt.PAE!MTB is ransomware-type malware. It searches for the files on your computer, ciphers it, and after that asks you to pay the ransom for getting the decryption key. Besides making your files locked, this virus also does a lot of damage to your system. It changes the networking settings in order to stop you from reading the elimination manuals or downloading the anti-malware program. Sometimes, Ransom:Win32/Stopcrypt.PAE!MTB can additionally block the launching of anti-malware programs.

Ransom:Win32/Stopcrypt.PAE!MTB Summary

In total, Ransom:Win32/Stopcrypt.PAE!MTB virus activities in the infected system are next:

  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • Behavioural detection: Executable code extraction – unpacking;
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Creates RWX memory;
  • Checks adapter addresses which can be used to detect virtual network interfaces;
  • Possible date expiration check, exits too soon after checking local time;
  • Dynamic (imported) function loading detected;
  • CAPE extracted potentially suspicious content;
  • Unconventionial language used in binary resources: Uzbek (Latin);
  • The binary contains an unknown PE section name indicative of packing;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Attempts to modify proxy settings;
  • Collects information to fingerprint the system;
  • Ciphering the documents located on the target’s disks — so the victim cannot use these documents;
  • Blocking the launching of .exe files of anti-virus programs
  • Blocking the launching of installation files of security tools

Ransomware has been a headache for the last 4 years. It is difficult to picture a more damaging malware for both individuals and companies. The algorithms used in Ransom:Win32/Stopcrypt.PAE!MTB (generally, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need a lot more time than our galaxy actually exists, and possibly will exist. But that virus does not do all these horrible things without delay – it may require up to a few hours to cipher all of your files. Thus, seeing the Ransom:Win32/Stopcrypt.PAE!MTB detection is a clear signal that you have to start the removal process.

Where did I get the Ransom:Win32/Stopcrypt.PAE!MTB?

Ordinary tactics of Ransom:Win32/Stopcrypt.PAE!MTB distribution are common for all other ransomware examples. Those are one-day landing websites where victims are offered to download and install the free software, so-called bait emails and hacktools. Bait emails are a relatively modern strategy in malware distribution – you receive the email that mimics some regular notifications about shipments or bank service conditions changes. Inside of the e-mail, 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.

Preventing it looks pretty easy, however, still demands a lot of recognition. Malware can hide in different places, and it is much better to prevent it even before it invades your system than to rely upon an anti-malware program. Standard cybersecurity awareness is just an essential item in the modern world, even if your relationship with a computer remains on YouTube videos. That can keep you a lot of money and time which you would certainly spend while searching for a solution.

Ransom:Win32/Stopcrypt.PAE!MTB malware technical details

File Info:

name: 693B71F04C61953A675B.mlwpath: /opt/CAPEv2/storage/binaries/4c4db73ccbc076b0118e386258d87964abb728270791a35353218268d752e0eccrc32: 9AA11C9Bmd5: 693b71f04c61953a675b6f1e63aef90fsha1: 1f3f7a8cdf0167a5c840929beb30e1727bda125dsha256: 4c4db73ccbc076b0118e386258d87964abb728270791a35353218268d752e0ecsha512: 484145da477d44ca0b119d26047911c10b5685fbb240eca6e9e681d7f856a783eaa2fbfa56abb6945b1487ddc2e3e13ecb3527902749d21959dfd738bb2eeafbssdeep: 6144:vF5ixyI4Fwlpg9v2BKH7AVCQXJmZGtVka:vF5lBFOi9v2BKcV/yEktype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1B6548C10BB90C435F1B702F449799368B93E7AA16B3851CF67D52AEE5A346E4EC3031Bsha3_384: ae9801c842ec21b3a75ee9fdccb7c362bf76484826f3ffa117152b6ca3f0727e54f067769aa7e6850d5978cc87adb3dfep_bytes: 8bff558bece8c6ce0000e8110000005dtimestamp: 2021-11-03 00:31:56

Version Info:

0: [No Data]

Ransom:Win32/Stopcrypt.PAE!MTB also known as:

Bkav W32.AIDetect.malware1
Lionic Trojan.Win32.Injuke.4!c
Elastic malicious (high confidence)
ClamAV Win.Ransomware.StopCrypt-9950822-0
CAT-QuickHeal Ransom.Stop.P5
McAfee Packed-GDT!693B71F04C61
Cylance Unsafe
VIPRE Trojan.GenericKDZ.88867
Sangfor Trojan.Win32.Save.a
K7AntiVirus Trojan ( 00593b081 )
BitDefender Trojan.GenericKDZ.88867
K7GW Trojan ( 00593b081 )
Cybereason malicious.cdf016
Arcabit Trojan.Generic.D15B23
Cyren W32/Kryptik.GTL.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.HPTH
TrendMicro-HouseCall TrojanSpy.Win32.REDLINE.YXCFBZ
Paloalto generic.ml
Cynet Malicious (score: 100)
Kaspersky HEUR:Trojan.Win32.Agent.pef
Alibaba Ransom:Win32/Stopcrypt.f7dcffce
NANO-Antivirus Trojan.Win32.DiskWriter.jpbrrz
MicroWorld-eScan Trojan.GenericKDZ.88867
Rising Trojan.Kryptik!1.DE4C (CLASSIC)
Ad-Aware Trojan.GenericKDZ.88867
Sophos Mal/Generic-S
F-Secure Trojan.TR/Crypt.Agent.yylzk
DrWeb Trojan.DownLoader44.62465
TrendMicro TrojanSpy.Win32.REDLINE.YXCFBZ
McAfee-GW-Edition BehavesLike.Win32.Generic.dh
Trapmine malicious.high.ml.score
FireEye Generic.mg.693b71f04c61953a
Emsisoft Trojan.GenericKDZ.88867 (B)
APEX Malicious
Jiangmin TrojanSpy.Stealer.wmw
Avira TR/Crypt.Agent.yylzk
MAX malware (ai score=86)
Antiy-AVL Trojan/Generic.ASMalwS.68D8
Microsoft Ransom:Win32/Stopcrypt.PAE!MTB
ZoneAlarm HEUR:Trojan.Win32.Agent.pef
GData Win32.Trojan.PSE.10CPGR
SentinelOne Static AI – Malicious PE
AhnLab-V3 Packed/Win.GDT.R495396
ALYac Trojan.GenericKDZ.88867
Malwarebytes Trojan.MalPack
Panda Trj/Genetic.gen
Tencent Win32.Trojan.Agent.Wogh
Ikarus Trojan.Win32.Raccrypt
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Packed.GEE!tr
AVG Win32:Malware-gen
Avast Win32:Malware-gen
CrowdStrike win/malicious_confidence_100% (W)

How to remove Ransom:Win32/Stopcrypt.PAE!MTB?

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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