Trojan:Win32/Matsnu!A

Spectating the Trojan:Win32/Matsnu!A detection usually means that your PC is in big danger. This malware can correctly be named as ransomware – type of malware which encrypts your files and forces you to pay for their decryption. Deleteing it requires some specific steps that must be done as soon as possible.

Trojan:Win32/Matsnu!A detection is a virus detection you can spectate in your system. It usually appears after the preliminary activities on your computer – opening the dubious e-mail, clicking the advertisement in the Web or mounting the program from dubious resources. From the instance it shows up, you have a short time to take action until it begins its malicious action. And be sure – it is much better not to await these malicious effects.

What is Trojan:Win32/Matsnu!A virus?

Trojan:Win32/Matsnu!A is ransomware-type malware. It looks for the files on your disks, ciphers it, and then asks you to pay the ransom for receiving the decryption key. Besides making your documents inaccessible, this virus also does a ton of damage to your system. It alters the networking setups in order to prevent you from looking for the elimination manuals or downloading the antivirus. In rare cases, Trojan:Win32/Matsnu!A can even stop the setup of anti-malware programs.

Trojan:Win32/Matsnu!A Summary

In total, Trojan:Win32/Matsnu!A malware activities in the infected computer are next:

  • Behavioural detection: Executable code extraction – unpacking;
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Performs HTTP requests potentially not found in PCAP.;
  • CAPE extracted potentially suspicious content;
  • Drops a binary and executes it;
  • The binary contains an unknown PE section name indicative of packing;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Uses Windows utilities for basic functionality;
  • Behavioural detection: Injection (inter-process);
  • Behavioural detection: Injection with CreateRemoteThread in a remote process;
  • Attempts to modify proxy settings;
  • Creates a copy of itself;
  • Deletes executed files from disk;
  • Encrypting the documents kept on the victim’s drive — so the victim cannot use these documents;
  • Blocking the launching of .exe files of security tools
  • Blocking the launching of installation files of anti-malware apps

Ransomware has been a nightmare for the last 4 years. It is challenging to realize a more harmful malware for both individuals and companies. The algorithms used in Trojan:Win32/Matsnu!A (usually, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need more time than our galaxy actually exists, and possibly will exist. But that malware does not do all these unpleasant things without delay – it may take up to a few hours to cipher all of your files. Therefore, seeing the Trojan:Win32/Matsnu!A detection is a clear signal that you must start the removal process.

Where did I get the Trojan:Win32/Matsnu!A?

Typical methods of Trojan:Win32/Matsnu!A distribution are standard for all other ransomware examples. Those are one-day landing sites where victims are offered to download the free software, so-called bait e-mails and hacktools. Bait e-mails are a quite new strategy in malware spreading – you receive the e-mail that imitates some normal notifications about deliveries or bank service conditions changes. Inside of the e-mail, there is a malicious 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.

Preventing it looks fairly simple, however, still needs tons of awareness. Malware can hide in various spots, and it is much better to prevent it even before it gets into your computer than to trust in an anti-malware program. Essential cybersecurity knowledge is just an essential thing in the modern-day world, even if your interaction with a computer stays on YouTube videos. That may keep you a great deal of money and time which you would spend while looking for a solution.

Trojan:Win32/Matsnu!A malware technical details

File Info:

name: 743161438BDA2FA0F641.mlwpath: /opt/CAPEv2/storage/binaries/eb2d78eff2b7f17c19b1acb6f9d53f1e804d73b22092f27c19060c6e9c174fc6crc32: FF38F24Cmd5: 743161438bda2fa0f641cf786be66675sha1: 3c1a1c97116142f709fff881e20ec4b14f38eee6sha256: eb2d78eff2b7f17c19b1acb6f9d53f1e804d73b22092f27c19060c6e9c174fc6sha512: 1fde741256662d02479bb2c966c0b026f07001e429f70b03df80c337e60a03550ea7250aeb7005c016ae1ad22c1662f93544847b8c375d1a7cb2f35ae0dc417cssdeep: 1536:I3DtnPpXTGSEK2QmL57o5qDFBR4obWdQej:I3xpj8umt70q7ioCdztype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1F843AE076D52DA77CB719334097E7B4623FFEBB1CAE19A4F08D929E67452C2038D2249sha3_384: 1df3a00c9889e7a81352e89b9f265d567c4f28fe1afe7cd4891a6bbf4f66705477bba45cafc82272dbfd4fc2dbb3c6eaep_bytes: bad3650000558bec83ec0c8135228940timestamp: 2011-01-08 15:18:33

Version Info:

0: [No Data]

Trojan:Win32/Matsnu!A also known as:

Bkav W32.Common.47239983
Lionic Trojan.Win32.Generic.lw2f
Elastic malicious (high confidence)
DrWeb Trojan.Matsnu.9
MicroWorld-eScan Trojan.Generic.KD.611895
FireEye Generic.mg.743161438bda2fa0
CAT-QuickHeal Trojan.Zbot.100335
McAfee PWS-Zbot.gen.azp
Cylance Unsafe
VIPRE Trojan.Generic.KD.611895
Sangfor Suspicious.Win32.Save.a
K7AntiVirus Trojan ( 0039ece11 )
Alibaba Backdoor:Win32/Obfuscator.fdf942b2
K7GW Trojan ( 0039ece11 )
CrowdStrike win/malicious_confidence_100% (W)
BitDefenderTheta Gen:NN.ZexaF.34606.dmW@aeWyzvhi
VirIT Trojan.Win32.Cryptic.EBQ
Cyren W32/Zbot.EZ.gen!Eldorado
Symantec Packed.Generic.393
tehtris Generic.Malware
ESET-NOD32 Win32/Trustezeb.A
APEX Malicious
Paloalto generic.ml
Kaspersky Backdoor.Win32.Inject.xzg
BitDefender Trojan.Generic.KD.611895
NANO-Antivirus Trojan.Win32.Matsnu.pwoeg
Avast Win32:Kryptik-IPC [Trj]
Tencent Win32.Backdoor.Inject.Afhh
Ad-Aware Trojan.Generic.KD.611895
Sophos ML/PE-A + Troj/Ransom-GB
Comodo TrojWare.Win32.Kryptik.NEGB@4ri728
Zillya Backdoor.Inject.Win32.6079
TrendMicro TROJ_SPNR.30G112
McAfee-GW-Edition BehavesLike.Win32.Packed.qc
Trapmine malicious.high.ml.score
Emsisoft Trojan.Generic.KD.611895 (B)
SentinelOne Static AI – Malicious PE
GData Trojan.Generic.KD.611895
Webroot W32.Suspicious.Heur
Google Detected
Avira TR/Rogue.KD.611895.1
Antiy-AVL Trojan/Generic.ASMalwS.C0
Kingsoft Win32.Hack.Inject.(kcloud)
ZoneAlarm Backdoor.Win32.Inject.xzg
Microsoft Trojan:Win32/Matsnu.gen!A
Cynet Malicious (score: 100)
VBA32 BScope.TrojanPSW.Panda
ALYac Trojan.Generic.KD.611895
MAX malware (ai score=100)
Malwarebytes Trojan.Agent
TrendMicro-HouseCall TROJ_SPNR.30G112
Rising Trojan.Kryptik!8.8 (TFE:1:CfQ0mEvMz9D)
Ikarus Trojan-Ransom.Birele
MaxSecure Trojan.Malware.2588.susgen
Fortinet W32/Poxter.A!tr
AVG Win32:Kryptik-IPC [Trj]
Cybereason malicious.38bda2
Panda Trj/Xpacked.A

How to remove Trojan:Win32/Matsnu!A?

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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