Ransom:Win32/StopCrypt.RPI!MTB

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Spectating the Ransom:Win32/StopCrypt.RPI!MTB malware detection usually means that your computer is in big danger. This malware can correctly be identified as ransomware – type of malware which ciphers your files and forces you to pay for their decryption. Deleteing it requires some peculiar steps that must be taken as soon as possible.
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Ransom:Win32/StopCrypt.RPI!MTB detection is a virus detection you can spectate in your computer. It frequently shows up after the preliminary activities on your PC – opening the untrustworthy email messages, clicking the banner in the Internet or mounting the program from suspicious sources. From the instance it appears, you have a short time to do something about it before it begins its malicious action. And be sure – it is far better not to wait for these malicious things.

What is Ransom:Win32/StopCrypt.RPI!MTB virus?

Ransom:Win32/StopCrypt.RPI!MTB is ransomware-type malware. It looks for the documents on your disk drive, encrypts it, and then asks you to pay the ransom for receiving the decryption key. Besides making your files locked, this malware additionally does a ton of damage to your system. It alters the networking setups in order to avoid you from looking for the elimination articles or downloading the antivirus. Sometimes, Ransom:Win32/StopCrypt.RPI!MTB can also block the setup of anti-malware programs.

Ransom:Win32/StopCrypt.RPI!MTB Summary

Summarizingly, Ransom:Win32/StopCrypt.RPI!MTB malware actions in the infected computer 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;
  • Dynamic (imported) function loading detected;
  • CAPE extracted potentially suspicious content;
  • Unconventionial language used in binary resources: Uzbek (Latin);
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Deletes its original binary from disk;
  • Steals private information from local Internet browsers;
  • Spoofs its process name and/or associated pathname to appear as a legitimate process;
  • CAPE detected the Loki malware family;
  • Creates a copy of itself;
  • Harvests credentials from local FTP client softwares;
  • Harvests information related to installed instant messenger clients;
  • Harvests information related to installed mail clients;
  • Collects information to fingerprint the system;
  • Ciphering the documents located on the target’s disk — so the victim cannot open these files;
  • Blocking the launching of .exe files of anti-malware apps
  • Blocking the launching of installation files of security tools

Ransomware has actually been a headache for the last 4 years. It is hard to picture a more harmful virus for both individual users and businesses. The algorithms used in Ransom:Win32/StopCrypt.RPI!MTB (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 already exists, and possibly will exist. But that virus does not do all these bad things instantly – it may require up to a few hours to cipher all of your documents. Hence, seeing the Ransom:Win32/StopCrypt.RPI!MTB detection is a clear signal that you should begin the removal procedure.

Where did I get the Ransom:Win32/StopCrypt.RPI!MTB?

Standard methods of Ransom:Win32/StopCrypt.RPI!MTB spreading are usual for all other ransomware variants. Those are one-day landing websites where users are offered to download and install the free app, so-called bait e-mails and hacktools. Bait e-mails are a relatively modern tactic in malware spreading – you get the email that simulates some regular notifications about shippings or bank service conditions updates. Within the e-mail, there is a corrupted MS Office file, or a link which leads to the exploit landing site.

Malicious email spam

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

Preventing it looks pretty uncomplicated, but still needs a lot of focus. Malware can hide in various places, and it is better to stop it even before it goes into your PC than to trust in an anti-malware program. Common cybersecurity knowledge is just an essential thing in the modern-day world, even if your relationship with a PC stays on YouTube videos. That may keep you a lot of money and time which you would certainly spend while trying to find a fixing guide.

Ransom:Win32/StopCrypt.RPI!MTB malware technical details

File Info:

name: A80C1CB28D7E941212BF.mlw
path: /opt/CAPEv2/storage/binaries/f896848fbfa650f435933573780768cc2206b903408f31e705ec5ebef24c0c0d
crc32: 211F74E2
md5: a80c1cb28d7e941212bf80883c37aa11
sha1: 5691767d7977d3cb5a0a1431ccb0d808c2616614
sha256: f896848fbfa650f435933573780768cc2206b903408f31e705ec5ebef24c0c0d
sha512: 4db113c61daded26b269469c6d4fb6687e6aa37949727bf8b0ee57d71484cbea6192cb9add67b09b410a36923c4d9105ba2e708218422fe9609295a14f493d40
ssdeep: 6144:HG3G06zBHxtQ/RhFS4Xs4oY4GKpefq9VL05hQIRT9o:mgNRtuhFSss24vyQi
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1CF44AF00BB90C035F5B712F4897A8768B92D7EE15B2445CB62D53BEE86356E4EC3131B
sha3_384: 5d192e784b7fc50739538c6a65537b8261edc731287a1e7e3e58f04f50903db2c0034fb339647d0da6efed6699073f83
ep_bytes: 8bff558bece8b69d0000e8110000005d
timestamp: 2021-07-13 19:47:38

Version Info:

Translations: 0x0203 0x02bc

Ransom:Win32/StopCrypt.RPI!MTB also known as:

Bkav W32.AIDetect.malware1
tehtris Generic.Malware
MicroWorld-eScan Trojan.GenericKD.39631550
CAT-QuickHeal Ransom.Stop.P5
ALYac Trojan.GenericKD.39631550
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
K7AntiVirus Trojan ( 00592bc71 )
Alibaba Ransom:Win32/StopCrypt.47604bfc
K7GW Trojan ( 00592bc71 )
Cybereason malicious.d7977d
Cyren W32/Kryptik.EYC.gen!Eldorado
Elastic malicious (high confidence)
ESET-NOD32 a variant of Win32/Kryptik.HPNQ
TrendMicro-HouseCall TrojanSpy.Win32.REDLINE.YXCEKZ
Paloalto generic.ml
ClamAV Win.Packed.Pwsx-9950030-0
Kaspersky HEUR:Trojan.Win32.Agent.gen
BitDefender Trojan.GenericKD.39631550
NANO-Antivirus Trojan.Win32.LokiBot.joxlwx
APEX Malicious
Tencent Trojan.Win32.Agent.zaj
Ad-Aware Trojan.GenericKD.39631550
Emsisoft Trojan.Crypt (A)
Comodo Malware@#1j836myrf46np
DrWeb Trojan.DownLoader44.59111
Zillya Trojan.Kryptik.Win32.3759703
TrendMicro TrojanSpy.Win32.REDLINE.YXCEKZ
McAfee-GW-Edition BehavesLike.Win32.Generic.dh
Trapmine malicious.high.ml.score
FireEye Generic.mg.a80c1cb28d7e9412
Sophos Mal/Generic-S + Troj/Krypt-FV
Ikarus Trojan-Ransom.StopCrypt
GData Win32.Trojan.PSE.1400VVW
Jiangmin Trojan.Agent.dxum
Webroot W32.Trojan.Upatre
Avira TR/AD.LokiBot.snnqo
MAX malware (ai score=81)
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/StopCrypt.RPI!MTB
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win.MalPE.R492005
Acronis suspicious
McAfee Packed-GDT!A80C1CB28D7E
TACHYON Backdoor/W32.Androm.269312.D
VBA32 TrojanPSW.Arkei
Malwarebytes Trojan.MalPack.GS
Avast Win32:AceCrypter-Y [Cryp]
Rising Trojan.Kryptik!1.DE4C (CLASSIC)
Yandex Trojan.Agent!uqs4V4MqOwQ
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Packed.GDT!tr
AVG Win32:AceCrypter-Y [Cryp]
Panda Trj/Genetic.gen
CrowdStrike win/malicious_confidence_100% (W)

How to remove Ransom:Win32/StopCrypt.RPI!MTB?

Ransom:Win32/StopCrypt.RPI!MTB malware is extremely hard to erase by hand. It places its data in multiple locations throughout the disk, and can restore itself from one of the elements. Furthermore, numerous alterations in the windows registry, networking settings and also Group Policies are fairly hard to discover and revert to the initial. It is far better to make use of a specific tool – exactly, an anti-malware tool. GridinSoft Anti-Malware will definitely fit the best for virus removal objectives.

Why GridinSoft Anti-Malware? It is pretty lightweight and has its detection databases updated practically every hour. Moreover, it does not have such bugs and exploits 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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