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The Daily Insight

Trojan:Win32/Matsnu!A

Author

Ava White

Updated on May 07, 2026

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:

BkavW32.Common.47239983
LionicTrojan.Win32.Generic.lw2f
Elasticmalicious (high confidence)
DrWebTrojan.Matsnu.9
MicroWorld-eScanTrojan.Generic.KD.611895
FireEyeGeneric.mg.743161438bda2fa0
CAT-QuickHealTrojan.Zbot.100335
McAfeePWS-Zbot.gen.azp
CylanceUnsafe
VIPRETrojan.Generic.KD.611895
SangforSuspicious.Win32.Save.a
K7AntiVirusTrojan ( 0039ece11 )
AlibabaBackdoor:Win32/Obfuscator.fdf942b2
K7GWTrojan ( 0039ece11 )
CrowdStrikewin/malicious_confidence_100% (W)
BitDefenderThetaGen:NN.ZexaF.34606.dmW@aeWyzvhi
VirITTrojan.Win32.Cryptic.EBQ
CyrenW32/Zbot.EZ.gen!Eldorado
SymantecPacked.Generic.393
tehtrisGeneric.Malware
ESET-NOD32Win32/Trustezeb.A
APEXMalicious
Paloaltogeneric.ml
KasperskyBackdoor.Win32.Inject.xzg
BitDefenderTrojan.Generic.KD.611895
NANO-AntivirusTrojan.Win32.Matsnu.pwoeg
AvastWin32:Kryptik-IPC [Trj]
TencentWin32.Backdoor.Inject.Afhh
Ad-AwareTrojan.Generic.KD.611895
SophosML/PE-A + Troj/Ransom-GB
ComodoTrojWare.Win32.Kryptik.NEGB@4ri728
ZillyaBackdoor.Inject.Win32.6079
TrendMicroTROJ_SPNR.30G112
McAfee-GW-EditionBehavesLike.Win32.Packed.qc
Trapminemalicious.high.ml.score
EmsisoftTrojan.Generic.KD.611895 (B)
SentinelOneStatic AI – Malicious PE
GDataTrojan.Generic.KD.611895
WebrootW32.Suspicious.Heur
GoogleDetected
AviraTR/Rogue.KD.611895.1
Antiy-AVLTrojan/Generic.ASMalwS.C0
KingsoftWin32.Hack.Inject.(kcloud)
ZoneAlarmBackdoor.Win32.Inject.xzg
MicrosoftTrojan:Win32/Matsnu.gen!A
CynetMalicious (score: 100)
VBA32BScope.TrojanPSW.Panda
ALYacTrojan.Generic.KD.611895
MAXmalware (ai score=100)
MalwarebytesTrojan.Agent
TrendMicro-HouseCallTROJ_SPNR.30G112
RisingTrojan.Kryptik!8.8 (TFE:1:CfQ0mEvMz9D)
IkarusTrojan-Ransom.Birele
MaxSecureTrojan.Malware.2588.susgen
FortinetW32/Poxter.A!tr
AVGWin32:Kryptik-IPC [Trj]
Cybereasonmalicious.38bda2
PandaTrj/Xpacked.A

How to remove Trojan:Win32/Matsnu!A?

Trojan:Win32/Matsnu!A malware is extremely hard to remove manually. It places its data in a variety of places throughout the disk, and can restore itself from one of the elements. In addition, a lot of alterations in the windows registry, networking configurations and Group Policies are pretty hard to discover and return to the original. It is far better to make use of a special app – exactly, an anti-malware app. GridinSoft Anti-Malware will definitely fit the best for virus elimination purposes.

Why GridinSoft Anti-Malware? It is very light-weight and has its databases updated just about every hour. Moreover, it does not have such bugs and vulnerabilities as Microsoft Defender does. The combination of these facts makes GridinSoft Anti-Malware suitable for eliminating malware of any form.

Download GridinSoft Anti-Malware

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