Win32:Buterat-LP [Trj]

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.

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.mlwpath: /opt/CAPEv2/storage/binaries/2081334c42bff46b65242d057180a82e20e121dbdb5beab00196501b24bd9b94crc32: 67A63147md5: 39794422f0159a589eed5c919732c9e8sha1: 016a43651902b737202e5b8182f77a81f97c7d8fsha256: 2081334c42bff46b65242d057180a82e20e121dbdb5beab00196501b24bd9b94sha512: 5d14064ce3d185dd5547f159d09d1e8d49edca469744c92b581afb76906a0c0629ef1cd9c9168cef256e8a503b3ef0574a17296e073cf5c6fb58ad7185d17eadssdeep: 3072:yb5eqlet0Lbl8BEcnpaCz9ySvTq7fCatM+9n:yb5bLblkEtg9yYCfNRntype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T18ED3CF123141C631EB0A43B54956E9D187A6AD3915B8E00FF77DBD7E6A322D30A3728Fsha3_384: 468d810224b7acd0e289f7a95143ede539255ec4e74d98c67ca29d2bf9fc7235032d4775bebb0d92d10c8ab482fa57e8ep_bytes: e8ad170000e917feffff558bec81ec28timestamp: 2009-05-12 19:25:07

Version Info:

0: [No Data]

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

Lionic Trojan.Win32.Generic.lxrP
Elastic malicious (high confidence)
DrWeb BackDoor.Butirat.60
MicroWorld-eScan Gen:Trojan.ProcessHijack.iqZ@ae7C47ec
FireEye Generic.mg.39794422f0159a58
ALYac Gen:Trojan.ProcessHijack.iqZ@ae7C47ec
Cylance Unsafe
Zillya Backdoor.Buterat.Win32.748
K7AntiVirus Trojan ( 005700011 )
Alibaba Backdoor:Win32/SpyVoltar.2cda32cf
K7GW Trojan ( 005700011 )
Cybereason malicious.2f0159
BitDefenderTheta AI:Packer.2381D82F1F
VirIT Trojan.Win32.SHeur4.ADDZ
Cyren W32/Zbot.EW.gen!Eldorado
Symantec Infostealer.Scapzilla
ESET-NOD32 Win32/SpyVoltar.A
Paloalto generic.ml
ClamAV Win.Trojan.Buterat-36
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Trojan.ProcessHijack.iqZ@ae7C47ec
NANO-Antivirus Trojan.Win32.Butirat.bcoshv
Avast Win32:Buterat-LP [Trj]
Tencent Malware.Win32.Gencirc.114c0ff6
Emsisoft Gen:Trojan.ProcessHijack.iqZ@ae7C47ec (B)
Comodo TrojWare.Win32.SpyVoltar.A@4pelbq
VIPRE Trojan.Win32.Generic.pak!cobra
McAfee-GW-Edition BehavesLike.Win32.Emotet.cc
Sophos ML/PE-A + Troj/Virtum-Gen
Jiangmin Backdoor/Buterat.aat
Webroot W32.Trojan.Gen
Avira TR/Zusy.JH.7006
MAX malware (ai score=100)
Antiy-AVL Trojan[Backdoor]/Win32.Buterat
Kingsoft Heur.SSC.2667745.1216.(kcloud)
Microsoft Trojan:Win32/Vundo.QA
ViRobot Backdoor.Win32.A.Buterat.138279.Q
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Gen:Trojan.ProcessHijack.iqZ@ae7C47ec
Cynet Malicious (score: 99)
AhnLab-V3 Backdoor/Win32.Buterat.R25226
McAfee Vundo.gen.go
VBA32 Backdoor.Buterat
APEX Malicious
Rising Trojan.Generic!8.C3 (CLOUD)
Yandex Trojan.Injector!21sm13hnlfU
Ikarus Backdoor.Win32.Buterat
MaxSecure Trojan.Malware.7164915.susgen
Fortinet W32/Buterat.IAU!tr
AVG Win32:Buterat-LP [Trj]
Panda Trj/Genetic.gen
CrowdStrike win/malicious_confidence_70% (W)

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

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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