Backdoor:Win32/Poison.BN

Seeing the Backdoor:Win32/Poison.BN detection means that your PC is in big danger. This computer virus can correctly be named as ransomware – virus which ciphers your files and forces you to pay for their decryption. Removing it requires some peculiar steps that must be taken as soon as possible.

Backdoor:Win32/Poison.BN detection is a virus detection you can spectate in your computer. It generally shows up after the preliminary actions on your computer – opening the untrustworthy e-mail, clicking the advertisement in the Web or mounting the program from unreliable sources. From the second it shows up, you have a short time to do something about it before it starts its destructive activity. And be sure – it is far better not to wait for these destructive actions.

What is Backdoor:Win32/Poison.BN virus?

Backdoor:Win32/Poison.BN Summary

In total, Backdoor:Win32/Poison.BN ransomware actions in the infected system are next:

  • Behavioural detection: Executable code extraction – unpacking;
  • Dynamic (imported) function loading detected;
  • Reads data out of its own binary image;
  • Unconventionial language used in binary resources: Sutu;
  • The binary contains an unknown PE section name indicative of packing;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Anomalous binary characteristics;
  • Ciphering the files kept on the victim’s disk drives — so the victim cannot use these files;
  • Blocking the launching of .exe files of anti-virus apps
  • Blocking the launching of installation files of anti-virus programs

Ransomware has been a headache for the last 4 years. It is difficult to imagine a more hazardous virus for both individuals and organizations. The algorithms utilized in Backdoor:Win32/Poison.BN (typically, 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 currently exists, and possibly will exist. However, that virus does not do all these horrible things instantly – it may take up to several hours to cipher all of your files. Thus, seeing the Backdoor:Win32/Poison.BN detection is a clear signal that you need to start the elimination process.

Where did I get the Backdoor:Win32/Poison.BN?

Usual methods of Backdoor:Win32/Poison.BN distribution are typical for all other ransomware variants. Those are one-day landing websites where users are offered to download the free program, so-called bait emails and hacktools. Bait e-mails are a relatively modern method in malware spreading – you get the email that mimics some routine notifications about deliveries or bank service conditions changes. Within the e-mail, there is a malicious MS Office file, or a web link which leads to the exploit landing page.

Malicious email spam

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

Preventing it looks quite easy, however, still requires a lot of attention. Malware can hide in various spots, and it is better to prevent it even before it invades your system than to rely upon an anti-malware program. Simple cybersecurity knowledge is just an important item in the modern-day world, even if your relationship with a computer stays on YouTube videos. That can save you a lot of time and money which you would spend while looking for a solution.

Backdoor:Win32/Poison.BN malware technical details

File Info:

name: D4B934356463943A4263.mlwpath: /opt/CAPEv2/storage/binaries/c75b84b9c9e2f7e1077b4eb9573cbb61e7fd0584a64106d9cbc1969a5051aa32crc32: 21B629BBmd5: d4b934356463943a42633ce060d21500sha1: 41e3712e3eaab336cfe17421bd887223800de823sha256: c75b84b9c9e2f7e1077b4eb9573cbb61e7fd0584a64106d9cbc1969a5051aa32sha512: 4998c6bfec81f61769d57b72f0ddf7e64bc9c70860b58f6fe4bc26ee5ce4d32e62a4e445ad27098aa22ce33f1d8977d155491e89eb0135031a16db17beee33afssdeep: 6144:uqiic+1U25W/MXddY3VFLV/kVWOOFeaLQd1:wicdE0FFLFIOFeagtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1BD54025F1FA75A03F11AA7B48A67FB9557B83C473962720FCBC0311256B229446A2FF0sha3_384: 65a259a71262a05b9580a9ffff44c9691d3d1daf2701abfdbd242fe550b6bcc1f170a175a57afac8e1390da93e58ccceep_bytes: e959e4ffff0000000000000007c7f6fbtimestamp: 2012-03-13 19:54:44

Version Info:

CompanyName: Аdobe Systems, Inc.FileDescription: Аdobe® Flаsh® Player Installer/Uninstaller 11.1 r103FileVersion: 11,1,103,55InternalName: Аdobe® Flаsh® Plаyer Installer/Uninstaller 11.1LegalCopyright: Copyright © 1996-2011 Аdobe, Inc.LegalTrademarks: Аdobe® Flash® PlayerOriginalFilename: FlаshUtil.exeProductName: Flаsh® Player Installer/UninstallerProductVersion: 11,1,103,55Translation: 0x0409 0x04b0

Backdoor:Win32/Poison.BN also known as:

Bkav W32.AIDetect.malware1
Lionic Trojan.Win32.Xorist.tq1X
Elastic malicious (high confidence)
ClamAV Win.Trojan.Agent-356074
FireEye Generic.mg.d4b934356463943a
McAfee GenericRXAA-AA!D4B934356463
Cylance Unsafe
Sangfor Suspicious.Win32.Save.a
K7AntiVirus Trojan ( 0055e3991 )
Alibaba Ransom:Win32/Xorist.76f5437b
K7GW Trojan ( 0055e3991 )
Cybereason malicious.564639
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/Spy.KeyLogger.NTE
APEX Malicious
Cynet Malicious (score: 100)
Kaspersky Trojan-Ransom.Win32.Xorist.gb
BitDefender Gen:Variant.Barys.158895
NANO-Antivirus Trojan.Win32.Xorist.bttmro
MicroWorld-eScan Gen:Variant.Barys.158895
Avast Win32:Malware-gen
Tencent Malware.Win32.Gencirc.1149242c
Ad-Aware Gen:Variant.Barys.158895
Comodo Malware@#2u8gaphzxciwx
DrWeb Trojan.Fakealert.29348
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_FRS.0NA103BL20
Ikarus Backdoor.Poison
GData Gen:Variant.Barys.158895
Jiangmin Trojan/Xorist.bn
eGambit Unsafe.AI_Score_100%
Avira TR/Dropper.VB.Gen
Kingsoft Win32.Troj.Undef.(kcloud)
Arcabit Trojan.Barys.D26CAF
ViRobot Trojan.Win32.A.Xorist.316416
Microsoft Backdoor:Win32/Poison.BN
AhnLab-V3 Trojan/Win32.Xorist.C2500990
BitDefenderTheta AI:Packer.EC6313E31F
ALYac Gen:Variant.Barys.158895
MAX malware (ai score=100)
VBA32 Trojan.VB.FlyCryptor
TrendMicro-HouseCall TROJ_FRS.0NA103BL20
Rising Ransom.Xorist!8.4A0 (CLOUD)
Yandex Trojan.Xorist!FsF7xZh9Nk8
SentinelOne Static AI – Suspicious PE
Fortinet W32/Refroso.DZP!tr
Webroot W32.Trojan.Gen
AVG Win32:Malware-gen
Panda Generic Malware
CrowdStrike win/malicious_confidence_100% (W)

How to remove Backdoor:Win32/Poison.BN?

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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