Win32:Buterat-LP [Trj]

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Spectating the Win32:Buterat-LP [Trj] detection name means that your system is in big danger. This malware can correctly be identified as ransomware – type of malware which encrypts your files and forces you to pay for their decryption. Removing it requires some specific steps that must be done as soon as possible.
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Win32:Buterat-LP [Trj] detection is a malware detection you can spectate in your system. It generally shows up after the preliminary actions on your PC – opening the dubious email, clicking the banner in the Web or installing the program from dubious sources. From the second it shows up, you have a short time to take action before it starts its harmful action. And be sure – it is much better not to await these harmful effects.

What is Win32:Buterat-LP [Trj] virus?

Win32:Buterat-LP [Trj] is ransomware-type malware. It looks for the documents on your disk drives, encrypts it, and after that asks you to pay the ransom for receiving the decryption key. Besides making your files locked, this virus also does a lot of damage to your system. It modifies the networking settings in order to prevent you from reading the removal manuals or downloading the anti-malware program. In rare cases, Win32:Buterat-LP [Trj] can additionally stop the launching of anti-malware programs.

Win32:Buterat-LP [Trj] Summary

In summary, Win32:Buterat-LP [Trj] malware actions in the infected system are next:

  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • Dynamic (imported) function loading detected;
  • Reads data out of its own binary image;
  • CAPE extracted potentially suspicious content;
  • Unconventionial language used in binary resources: Russian;
  • Authenticode signature is invalid;
  • Encrypting the documents located on the target’s disk — so the victim cannot check these files;
  • Blocking the launching of .exe files of anti-malware programs
  • Blocking the launching of installation files of anti-virus apps

Ransomware has been a major problem for the last 4 years. It is difficult to realize a more dangerous malware for both individual users and businesses. The algorithms used in Win32:Buterat-LP [Trj] (generally, 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. However, that malware does not do all these bad things instantly – it may take up to several hours to cipher all of your files. Therefore, seeing the Win32:Buterat-LP [Trj] detection is a clear signal that you must begin the removal process.

Where did I get the Win32:Buterat-LP [Trj]?

Usual methods of Win32:Buterat-LP [Trj] spreading are standard for all other ransomware variants. Those are one-day landing web pages where users are offered to download and install the free app, so-called bait emails and hacktools. Bait e-mails are a quite new tactic in malware spreading – you receive the e-mail that simulates some regular notifications about deliveries or bank service conditions changes. Inside of 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.

Avoiding it looks fairly simple, but still requires tons of focus. Malware can hide in different places, and it is better to stop it even before it invades your PC than to rely on an anti-malware program. Essential cybersecurity awareness is just an important thing in the modern world, even if your relationship with a PC remains on YouTube videos. That can keep you a lot of money and time which you would spend while looking for a fix guide.

Win32:Buterat-LP [Trj] malware technical details

File Info:

name: 39794422F0159A589EED.mlw
path: /opt/CAPEv2/storage/binaries/2081334c42bff46b65242d057180a82e20e121dbdb5beab00196501b24bd9b94
crc32: 67A63147
md5: 39794422f0159a589eed5c919732c9e8
sha1: 016a43651902b737202e5b8182f77a81f97c7d8f
sha256: 2081334c42bff46b65242d057180a82e20e121dbdb5beab00196501b24bd9b94
sha512: 5d14064ce3d185dd5547f159d09d1e8d49edca469744c92b581afb76906a0c0629ef1cd9c9168cef256e8a503b3ef0574a17296e073cf5c6fb58ad7185d17ead
ssdeep: 3072:yb5eqlet0Lbl8BEcnpaCz9ySvTq7fCatM+9n:yb5bLblkEtg9yYCfNRn
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T18ED3CF123141C631EB0A43B54956E9D187A6AD3915B8E00FF77DBD7E6A322D30A3728F
sha3_384: 468d810224b7acd0e289f7a95143ede539255ec4e74d98c67ca29d2bf9fc7235032d4775bebb0d92d10c8ab482fa57e8
ep_bytes: e8ad170000e917feffff558bec81ec28
timestamp: 2009-05-12 19:25:07

Version Info:

0: [No Data]

Win32:Buterat-LP [Trj] also known as:

LionicTrojan.Win32.Generic.lxrP
Elasticmalicious (high confidence)
DrWebBackDoor.Butirat.60
MicroWorld-eScanGen:Trojan.ProcessHijack.iqZ@ae7C47ec
FireEyeGeneric.mg.39794422f0159a58
ALYacGen:Trojan.ProcessHijack.iqZ@ae7C47ec
CylanceUnsafe
ZillyaBackdoor.Buterat.Win32.748
K7AntiVirusTrojan ( 005700011 )
AlibabaBackdoor:Win32/SpyVoltar.2cda32cf
K7GWTrojan ( 005700011 )
Cybereasonmalicious.2f0159
BitDefenderThetaAI:Packer.2381D82F1F
VirITTrojan.Win32.SHeur4.ADDZ
CyrenW32/Zbot.EW.gen!Eldorado
SymantecInfostealer.Scapzilla
ESET-NOD32Win32/SpyVoltar.A
Paloaltogeneric.ml
ClamAVWin.Trojan.Buterat-36
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderGen:Trojan.ProcessHijack.iqZ@ae7C47ec
NANO-AntivirusTrojan.Win32.Butirat.bcoshv
AvastWin32:Buterat-LP [Trj]
TencentMalware.Win32.Gencirc.114c0ff6
EmsisoftGen:Trojan.ProcessHijack.iqZ@ae7C47ec (B)
ComodoTrojWare.Win32.SpyVoltar.A@4pelbq
VIPRETrojan.Win32.Generic.pak!cobra
McAfee-GW-EditionBehavesLike.Win32.Emotet.cc
SophosML/PE-A + Troj/Virtum-Gen
JiangminBackdoor/Buterat.aat
WebrootW32.Trojan.Gen
AviraTR/Zusy.JH.7006
MAXmalware (ai score=100)
Antiy-AVLTrojan[Backdoor]/Win32.Buterat
KingsoftHeur.SSC.2667745.1216.(kcloud)
MicrosoftTrojan:Win32/Vundo.QA
ViRobotBackdoor.Win32.A.Buterat.138279.Q
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataGen:Trojan.ProcessHijack.iqZ@ae7C47ec
CynetMalicious (score: 99)
AhnLab-V3Backdoor/Win32.Buterat.R25226
McAfeeVundo.gen.go
VBA32Backdoor.Buterat
APEXMalicious
RisingTrojan.Generic!8.C3 (CLOUD)
YandexTrojan.Injector!21sm13hnlfU
IkarusBackdoor.Win32.Buterat
MaxSecureTrojan.Malware.7164915.susgen
FortinetW32/Buterat.IAU!tr
AVGWin32:Buterat-LP [Trj]
PandaTrj/Genetic.gen
CrowdStrikewin/malicious_confidence_70% (W)

How to remove Win32:Buterat-LP [Trj]?

Win32:Buterat-LP [Trj] malware is incredibly hard to eliminate by hand. It puts its data in multiple locations throughout the disk, and can get back itself from one of the parts. Furthermore, countless modifications in the windows registry, networking settings and also Group Policies are pretty hard to identify and revert to the original. It is much better to make use of a special tool – exactly, an anti-malware app. GridinSoft Anti-Malware will definitely fit the most ideal for malware elimination goals.

Why GridinSoft Anti-Malware? It is pretty lightweight and has its databases updated just about every hour. Moreover, it does not have such bugs and weakness as Microsoft Defender does. The combination of these details makes GridinSoft Anti-Malware perfect for getting rid of malware of any form.

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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