TrojanDropper:Win32/BcryptInject.A!MTB Virus Removal

Seeing the TrojanDropper:Win32/BcryptInject.A!MTB detection name means that your computer is in big danger. This malware can correctly be named as ransomware – type of malware which ciphers your files and forces you to pay for their decryption. Deleteing it requires some specific steps that must be done as soon as possible.

TrojanDropper:Win32/BcryptInject.A!MTB detection is a virus detection you can spectate in your computer. It generally appears after the preliminary activities on your computer – opening the untrustworthy e-mail, clicking the banner in the Web or setting up the program from dubious resources. From the second it appears, you have a short time to act until it starts its harmful activity. And be sure – it is far better not to wait for these malicious actions.

What is TrojanDropper:Win32/BcryptInject.A!MTB virus?

TrojanDropper:Win32/BcryptInject.A!MTB is ransomware-type malware. It searches for the documents on your disk, ciphers it, and after that asks you to pay the ransom for getting the decryption key. Besides making your files inaccessible, this malware additionally does a lot of harm to your system. It modifies the networking setups in order to avoid you from checking out the removal articles or downloading the anti-malware program. In rare cases, TrojanDropper:Win32/BcryptInject.A!MTB can additionally prevent the launching of anti-malware programs.

TrojanDropper:Win32/BcryptInject.A!MTB Summary

Summarizingly, TrojanDropper:Win32/BcryptInject.A!MTB ransomware actions in the infected PC are next:

  • Sample contains Overlay data;
  • Uses Windows utilities for basic functionality;
  • The binary contains an unknown PE section name indicative of packing;
  • The binary likely contains encrypted or compressed data.;
  • Executable file is packed/obfuscated with MPRESS;
  • Authenticode signature is invalid;
  • Deletes executed files from disk;
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Ciphering the documents kept on the victim’s disk drives — so the victim cannot check these files;
  • Blocking the launching of .exe files of anti-malware apps
  • Blocking the launching of installation files of anti-virus programs

Ransomware has been a horror story for the last 4 years. It is hard to imagine a more harmful virus for both individual users and companies. The algorithms used in TrojanDropper:Win32/BcryptInject.A!MTB (typically, 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 actually exists, and possibly will exist. However, that virus does not do all these horrible things instantly – it can take up to several hours to cipher all of your documents. Thus, seeing the TrojanDropper:Win32/BcryptInject.A!MTB detection is a clear signal that you need to begin the elimination process.

Where did I get the TrojanDropper:Win32/BcryptInject.A!MTB?

Typical ways of TrojanDropper:Win32/BcryptInject.A!MTB spreading are standard for all other ransomware examples. Those are one-day landing sites where victims are offered to download the free app, so-called bait emails and hacktools. Bait e-mails are a quite new strategy in malware distribution – you get the email that imitates some normal notifications about deliveries or bank service conditions modifications. 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 uncomplicated, but still demands tons of focus. Malware can hide in different places, and it is much better to prevent it even before it goes into your computer than to rely upon an anti-malware program. Basic cybersecurity knowledge is just an essential thing in the modern world, even if your interaction with a PC stays on YouTube videos. That may save you a lot of money and time which you would certainly spend while looking for a fixing guide.

TrojanDropper:Win32/BcryptInject.A!MTB malware technical details

File Info:

name: A72CA94AB9045FE6336A.mlwpath: /opt/CAPEv2/storage/binaries/d5be82c3c1585b5a7d08d226fe3d7bafa8a38df9d404fe367484adf519dd1993crc32: 31E0500Fmd5: a72ca94ab9045fe6336a975ab9670459sha1: 5ff247f5dab5a70192d0322794e8e2426a3a391bsha256: d5be82c3c1585b5a7d08d226fe3d7bafa8a38df9d404fe367484adf519dd1993sha512: e2cceda9c8c2beacd0c714d928a3082e9ef5efe5837deb4b2603f37b0fb175b25e8023e6270644c142fcba0c39fe8e714f1fe419395281b02991a5edf0f60605ssdeep: 3072:Wlz3wEAw0N2uoOdOIaOtqk75nOdXz7z0sztKPmB29F+vlsd/C5s33iVDqbxpSRkw:WljeIM5Oxz30sZWCvl0CiitmxWdpPtype: PE32 executable (console) Intel 80386, for MS Windowstlsh: T14C24121BF94C5322C1625632078DAD8BF719F66231A9C6DBC6EC803F6A0DF4904B7766sha3_384: 0039313fb3f8f5fbc5fcaccb53e0c2e3f5a82217082051a6b6bfd1ae937d12d8d00b9e85dafac53687d5c3f6ce6a6249ep_bytes: 60e80000000058055a0b00008b3003f0timestamp: 2009-11-10 13:17:51

Version Info:

0: [No Data]

TrojanDropper:Win32/BcryptInject.A!MTB also known as:

Bkav W32.AIDetectMalware
Lionic Trojan.Win32.Agent.Y!c
tehtris Generic.Malware
Cynet Malicious (score: 100)
Skyhigh BehavesLike.Win32.Generic.dc
McAfee Artemis!A72CA94AB904
Malwarebytes Generic.Malware.AI.DDS
Sangfor Suspicious.Win32.Save.a
K7AntiVirus Trojan ( 005768dd1 )
Alibaba TrojanDropper:BAT/BcryptInject.9b53fcce
K7GW Trojan ( 005768dd1 )
Cybereason malicious.5dab5a
Symantec ML.Attribute.HighConfidence
Elastic malicious (high confidence)
ESET-NOD32 a variant of BAT/Agent.NAS
APEX Malicious
ClamAV Win.Malware.Aapw-9830144-0
Kaspersky Trojan.BAT.Agent.bbn
BitDefender Dropped:Trojan.Bat.AAPW
MicroWorld-eScan Dropped:Trojan.Bat.AAPW
Avast Win32:Evo-gen [Trj]
Tencent Trojan.Win32.Agent.16000552
Emsisoft Dropped:Trojan.Bat.AAPW (B)
F-Secure Trojan.TR/Vundo.Gen
DrWeb Trojan.Siggen12.42972
VIPRE Dropped:Trojan.Bat.AAPW
TrendMicro TROJ_GEN.R002C0DJK23
Trapmine malicious.high.ml.score
FireEye Generic.mg.a72ca94ab9045fe6
Sophos Bat/Agent-BGKR
Ikarus Virus.BAT.Agent
GData Dropped:Trojan.Bat.AAPW
Jiangmin Trojan.BAT.adj
Avira TR/Vundo.Gen
Antiy-AVL Trojan/BAT.Agent
Kingsoft malware.kb.b.998
Arcabit Trojan.Bat.AAPW
ZoneAlarm Trojan.BAT.Agent.bbn
Microsoft TrojanDropper:Win32/BcryptInject.A!MTB
Varist W32/Dropper.EG.gen!Eldorado
AhnLab-V3 Dropper/Win.BcryptInject.R561983
BitDefenderTheta Gen:NN.ZexaF.36792.Ry0@aSfE0Qb
ALYac Dropped:Trojan.Bat.AAPW
MAX malware (ai score=85)
VBA32 Trojan.BAT.Agent
Cylance unsafe
Panda Trj/Genetic.gen
TrendMicro-HouseCall TROJ_GEN.R002C0DJK23
Rising Virus.Agent/BAT!8.132D6 (TFE:1:AWAA0BRVklU)
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Agent.F840!tr
AVG Win32:Evo-gen [Trj]
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_100% (W)

How to remove TrojanDropper:Win32/BcryptInject.A!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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