Win32/Spy.Banbra.OKT

What is Win32/Spy.Banbra.OKT infection?

In this article you will locate regarding the meaning of Win32/Spy.Banbra.OKT and its adverse influence on your computer system. Such ransomware are a type of malware that is clarified by on-line fraudulences to demand paying the ransom money by a victim.

Most of the situations, Win32/Spy.Banbra.OKT virus will certainly instruct its targets to launch funds move for the purpose of neutralizing the modifications that the Trojan infection has introduced to the sufferer’s tool.

Win32/Spy.Banbra.OKT Summary

These modifications can be as complies with:

  • Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
  • Unconventionial language used in binary resources: Portuguese (Brazilian);
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • The executable is compressed using UPX;
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Attempts to disable System Restore. System Restore function – allows you to revert the computer’s state (system files, applications, and system settings) to that of a previous point in time, which can be used to recover after a virus attack.
  • Attempts to disable UAC.

    User Account Control or just UAC is a part of the Windows security system which prevents apps from making unwanted changes on PC.

    UAC includes several technologies 1:

    • File and egistry Virtualization;
    • Same-desktop Elevation;
    • Filtered Token;
    • User Interface Privilege Isolation;
    • Protected Mode Internet Explorer;
    • Installer Detection;
  • Ciphering the documents situated on the target’s hard drive — so the target can no longer use the data;
  • Preventing regular accessibility to the victim’s workstation;

Win32/Spy.Banbra.OKT

The most typical channels whereby Win32/Spy.Banbra.OKT Ransomware are infused are:

  • By ways of phishing e-mails;
  • As an effect of individual ending up on a source that organizes a malicious software;

As soon as the Trojan is efficiently infused, it will certainly either cipher the information on the victim’s computer or protect against the device from functioning in a correct fashion – while additionally positioning a ransom note that mentions the need for the targets to effect the repayment for the objective of decrypting the documents or recovering the data system back to the first condition. In the majority of circumstances, the ransom money note will come up when the customer reboots the PC after the system has actually currently been harmed.

Win32/Spy.Banbra.OKT circulation channels.

In different edges of the world, Win32/Spy.Banbra.OKT expands by leaps and bounds. Nevertheless, the ransom notes and methods of extorting the ransom money amount might vary depending upon specific regional (regional) settings. The ransom notes as well as techniques of extorting the ransom amount might vary depending on particular regional (local) setups.

Ransomware injection

For example:

    Faulty informs about unlicensed software program.

    In certain locations, the Trojans typically wrongfully report having spotted some unlicensed applications allowed on the victim’s device. The alert then requires the user to pay the ransom money.

    Faulty statements concerning illegal content.

    In countries where software piracy is much less popular, this approach is not as reliable for the cyber scams. Additionally, the Win32/Spy.Banbra.OKT popup alert might falsely assert to be originating from a law enforcement organization as well as will report having located child pornography or various other prohibited information on the device.

    Win32/Spy.Banbra.OKT popup alert may falsely claim to be deriving from a law enforcement establishment and will certainly report having situated youngster pornography or various other unlawful data on the tool. The alert will likewise include a demand for the individual to pay the ransom.

Technical details

File Info:

crc32: CCC2D3B0md5: 5895c59945c630f0fac11d82b5590b31name: 5895C59945C630F0FAC11D82B5590B31.mlwsha1: b20c38069f73fa68622c4c3bb053d3b7fdb1b9efsha256: 08770f4fb94f6a13f9db6661e831acf7f1f56dddad6f10dcf154c9bf9194fc09sha512: b9024f199a2f0bcea7225e2c33a24c409098b9883ad973a649ae317863520563998318ee9c8b59075ff8347e14dc9f5c651b0086f59a570c0907465596126ebessdeep: 6144:wQi+NP7SCN//5itThM8euo0lMhNxUpZNyt74:wQi+8E35itThM9fxU5mtype: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

Win32/Spy.Banbra.OKT also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 7000000f1 )
Cynet Malicious (score: 99)
ALYac Gen:Variant.Doina.9234
Cylance Unsafe
Zillya Trojan.Blocker.Win32.20471
Sangfor Trojan.Win32.Save.a
Alibaba Ransom:Win32/Blocker.e7216dc4
K7GW Trojan ( 7000000f1 )
Cybereason malicious.945c63
Symantec Infostealer.Bancos
ESET-NOD32 a variant of Win32/Spy.Banbra.OKT
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan-Ransom.Win32.Blocker.fhch
BitDefender Gen:Variant.Doina.9234
NANO-Antivirus Trojan.Win32.Blocker.ddowef
MicroWorld-eScan Gen:Variant.Doina.9234
Tencent Win32.Trojan.Blocker.Sxer
Ad-Aware Gen:Variant.Doina.9234
Sophos Mal/Generic-S
Comodo Malware@#2kah309rmmgnx
BitDefenderTheta Gen:NN.ZelphiF.34722.pmGfaaZBbOnO
VIPRE Trojan.Win32.Generic.pak!cobra
TrendMicro TSPY_BANBRA.MUIY
McAfee-GW-Edition BehavesLike.Win32.Dropper.dc
FireEye Generic.mg.5895c59945c630f0
Emsisoft Gen:Variant.Doina.9234 (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan/Blocker.jlp
Webroot W32.Malware.Gen
Avira TR/Spy.Banker.Gen
eGambit Generic.PSW
Antiy-AVL Trojan/Generic.ASMalwS.18BD2B2
Kingsoft Win32.Heur.KVM099.a.(kcloud)
Microsoft Trojan:Win32/Dynamer!ac
GData Gen:Variant.Doina.9234
AhnLab-V3 Trojan/Win32.Blocker.C499153
McAfee Artemis!5895C59945C6
MAX malware (ai score=99)
VBA32 TScope.Trojan.Delf
Panda Trj/CI.A
TrendMicro-HouseCall TSPY_BANBRA.MUIY
Yandex Trojan.Blocker!Ko3h+EPbHAk
Ikarus PUA.DealPly
Fortinet W32/ProxyChanger.WVB!tr
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Win32/Spy.Banbra.OKT ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft2

Run the setup file.

Run Setup.exe
GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

If the guide doesn’t help you to remove Win32/Spy.Banbra.OKT you can always ask me in the comments for getting help.

References

  1. Microsoft Ignite: How to disable User Account Control (UAC) on Windows Server

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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