Trojan:MSIL/FormBook.SSS!MTB

Seeing the Trojan:MSIL/FormBook.SSS!MTB detection name usually means that your PC is in big danger. This malware can correctly be named as ransomware – sort of malware which ciphers your files and asks you to pay for their decryption. Stopping it requires some unusual steps that must be taken as soon as possible.

Trojan:MSIL/FormBook.SSS!MTB detection is a virus detection you can spectate in your computer. It frequently shows up after the provoking activities on your PC – opening the suspicious email, clicking the advertisement in the Internet or mounting the program from untrustworthy sources. From the instance it shows up, you have a short time to take action before it begins its destructive activity. And be sure – it is far better not to wait for these destructive actions.

What is Trojan:MSIL/FormBook.SSS!MTB virus?

Trojan:MSIL/FormBook.SSS!MTB is ransomware-type malware. It looks for the documents on your computer, ciphers it, and after that asks you to pay the ransom for getting the decryption key. Besides making your files locked, this virus additionally does a ton of harm to your system. It alters the networking settings in order to prevent you from checking out the elimination articles or downloading the anti-malware program. Sometimes, Trojan:MSIL/FormBook.SSS!MTB can also block the setup of anti-malware programs.

Trojan:MSIL/FormBook.SSS!MTB Summary

In total, Trojan:MSIL/FormBook.SSS!MTB ransomware activities in the infected computer are next:

  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Encrypting the documents kept on the target’s drives — so the victim cannot open these documents;
  • Blocking the launching of .exe files of anti-malware programs
  • Blocking the launching of installation files of anti-malware programs

Ransomware has actually been a horror story for the last 4 years. It is difficult to picture a more harmful malware for both individual users and companies. The algorithms utilized in Trojan:MSIL/FormBook.SSS!MTB (usually, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need a lot more time than our galaxy currently exists, and possibly will exist. However, that virus does not do all these terrible things instantly – it can take up to a few hours to cipher all of your files. Therefore, seeing the Trojan:MSIL/FormBook.SSS!MTB detection is a clear signal that you need to start the removal process.

Where did I get the Trojan:MSIL/FormBook.SSS!MTB?

Standard ways of Trojan:MSIL/FormBook.SSS!MTB injection are usual for all other ransomware variants. Those are one-day landing sites where users are offered to download and install the free app, so-called bait emails and hacktools. Bait emails are a relatively new tactic in malware distribution – you get the email that imitates some normal notifications about shipments or bank service conditions updates. Inside of the email, there is a malicious MS Office file, or a link which opens the exploit landing page.

Malicious email spam

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

Avoiding it looks quite easy, but still requires a lot of focus. Malware can hide in various places, and it is better to prevent it even before it invades your PC than to rely upon an anti-malware program. Basic cybersecurity awareness is just an important item in the modern-day world, even if your relationship with a computer stays on YouTube videos. That may save you a lot of time and money which you would spend while trying to find a fixing guide.

Trojan:MSIL/FormBook.SSS!MTB malware technical details

File Info:

name: 59905B872909315D91F6.mlwpath: /opt/CAPEv2/storage/binaries/a42b3919356aa815980faeac0fc6222bd4a2d6f6cc5bdc01c5a5f55014a9c66ecrc32: 4B0C4652md5: 59905b872909315d91f692112cfbb706sha1: b9ef6d15e6500c2b3cfd44c455b842ca83d08d3dsha256: a42b3919356aa815980faeac0fc6222bd4a2d6f6cc5bdc01c5a5f55014a9c66esha512: de5da48d1083aac6d70878a93d8f1068eeca5f15fdce42225294c7f730f0ecf29d5489b5944c6c520c0915bc56f96b35cdcf6a9f9f5705bd5fa6d250d71376e1ssdeep: 12288:QoEUkTMdwqaMNC8HD9DVbZeqkYvxKHtL4ME/KyYvGcjZxmresCBaRMWPi0a784C:odqtNC+D9ZMqxvxa+KyYJgRzMWKtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T19C05DFAC32A475EEC81BCD329A687C60A63070B783CBC2079127169C9E5DA67DF145F7sha3_384: f183c88152f081c2db4f0c5518c441684d63bc9288de7796c283fbbc68759c32ab3ca9cbdf6b93e78325a48c12dd010bep_bytes: ff250020400000000000000000000000timestamp: 2022-02-07 07:44:27

Version Info:

Translation: 0x0000 0x04b0Comments: CompanyName: GantosFileDescription: ChairmanFileVersion: 2.0.0.0InternalName: ILegacyEvidenceAdapt.exeLegalCopyright: Gantos 2022 (C)LegalTrademarks: ChairmanOriginalFilename: ILegacyEvidenceAdapt.exeProductName: ChairmanProductVersion: 2.0.0.0Assembly Version: 2.0.4.0

Trojan:MSIL/FormBook.SSS!MTB also known as:

Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKD.38916332
FireEye Generic.mg.59905b872909315d
CAT-QuickHeal Trojan.IGENERIC
McAfee AgentTesla-FDFM!59905B872909
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
K7GW Trojan ( 0058e19d1 )
K7AntiVirus Riskware ( 0040eff71 )
Cyren W32/MSIL_Kryptik.GOH.gen!Eldorado
tehtris Generic.Malware
ESET-NOD32 a variant of MSIL/GenKryptik.FQON
APEX Malicious
Paloalto generic.ml
ClamAV Win.Packed.Trojanx-9938673-0
Kaspersky HEUR:Trojan-Ransom.MSIL.Blocker.gen
BitDefender Trojan.GenericKD.38916332
Avast Win32:TrojanX-gen [Trj]
Tencent Msil.Trojan.Blocker.Sxoi
Ad-Aware Trojan.GenericKD.38916332
Emsisoft Trojan.Agent (A)
Comodo Malware@#2uusveh4yix65
DrWeb Trojan.PackedNET.1168
Zillya Trojan.GenKryptik.Win32.130431
TrendMicro TROJ_GEN.R002C0RB822
McAfee-GW-Edition BehavesLike.Win32.Fareit.bc
Trapmine malicious.moderate.ml.score
Sophos Mal/Generic-S + Troj/Krypt-HC
SentinelOne Static AI – Malicious PE
GData Trojan.GenericKD.38916332
Webroot W32.Trojan.Gen
Avira TR/Dropper.MSIL.lqnex
Antiy-AVL Trojan/Generic.ASMalwS.35275C1
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Trojan:MSIL/FormBook.SSS!MTB
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win.Agent.C4957021
BitDefenderTheta Gen:NN.ZemsilF.34264.Xm0@a4Ezptg
ALYac Trojan.GenericKD.38916332
MAX malware (ai score=84)
VBA32 CIL.HeapOverride.Heur
Malwarebytes Trojan.Crypt.MSIL
TrendMicro-HouseCall TROJ_GEN.R002C0RB822
Rising Malware.Obfus/[email protected] (RDM.MSIL:nBXEaHTU6dwW1/a/Ncx4iQ)
Yandex Trojan.Igent.bXrjX7.43
Ikarus Trojan-Spy.Agent
eGambit Generic.Malware
Fortinet MSIL/GenKryptik.FQON!tr
AVG Win32:TrojanX-gen [Trj]
Cybereason malicious.5e6500
Panda Trj/CI.A
MaxSecure Trojan.Malware.73689294.susgen

How to remove Trojan:MSIL/FormBook.SSS!MTB?

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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