Win32/Bicololo.A

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Win32/Bicololo.A infection?

In this short article you will certainly find about the definition of Win32/Bicololo.A and also its negative impact on your computer. Such ransomware are a kind of malware that is clarified by on the internet frauds to require paying the ransom money by a sufferer.

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In the majority of the instances, Win32/Bicololo.A ransomware will instruct its victims to initiate funds transfer for the function of reducing the effects of the modifications that the Trojan infection has presented to the victim’s tool.

Win32/Bicololo.A Summary

These alterations can be as adheres to:

  • Attempts to connect to a dead IP:Port (1 unique times);
  • Detected script timer window indicative of sleep style evasion;
  • A process attempted to delay the analysis task.;
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • A process created a hidden window;
  • Unconventionial language used in binary resources: Russian;
  • A scripting utility was executed;
  • Uses Windows utilities for basic functionality;
  • Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
  • A wscript.exe process commonly used in script or document file downloaders initiated network activity;
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • The sample wrote data to the system hosts file.;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents found on the target’s hard drive — so the sufferer can no longer use the information;
  • Preventing normal access to the sufferer’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Similar behavior
Related domains
z.whorecord.xyz Trojan-Ransom.Win32.Crypmod.zfq
a.tomx.xyz Trojan-Ransom.Win32.Crypmod.zfq

Win32/Bicololo.A

The most common networks whereby Win32/Bicololo.A Ransomware are infused are:

  • By methods of phishing emails;
  • As an effect of customer winding up on a resource that holds a harmful software;

As quickly as the Trojan is efficiently injected, it will either cipher the data on the sufferer’s PC or prevent the tool from operating in a proper way – while likewise putting a ransom money note that discusses the requirement for the victims to effect the repayment for the objective of decrypting the documents or restoring the documents system back to the preliminary condition. In the majority of circumstances, the ransom money note will come up when the customer reboots the PC after the system has currently been damaged.

Win32/Bicololo.A circulation channels.

In various edges of the world, Win32/Bicololo.A grows by leaps as well as bounds. Nonetheless, the ransom notes as well as tricks of obtaining the ransom amount might vary depending upon certain local (local) setups. The ransom notes and techniques of extorting the ransom quantity may vary depending on certain local (regional) setups.

Ransomware injection

As an example:

    Faulty notifies about unlicensed software program.

    In certain areas, the Trojans commonly wrongfully report having actually found some unlicensed applications made it possible for on the victim’s tool. The sharp after that requires the individual to pay the ransom money.

    Faulty declarations about illegal material.

    In countries where software program piracy is less prominent, this approach is not as efficient for the cyber frauds. Additionally, the Win32/Bicololo.A popup alert may wrongly declare to be stemming from a law enforcement organization and also will report having located child porn or other prohibited information on the gadget.

    Win32/Bicololo.A popup alert may incorrectly assert to be obtaining from a regulation enforcement institution as well as will report having situated kid pornography or various other unlawful data on the device. The alert will in a similar way contain a requirement for the individual to pay the ransom.

Technical details

File Info:

crc32: 38782177
md5: 61c986b995b4d05d7e7030d426b97c1e
name: 61C986B995B4D05D7E7030D426B97C1E.mlw
sha1: b75e774ecd5f2410fb64cf610fa094e4b697e2a6
sha256: dcf7fa2293329997bb0d92edf4124d8cb8434e082c9309ea3a91b7d6b3493a9b
sha512: 3e64d9657e21cbff18ca1aea18aede0893697df6a15db2e5e2867ef9149b6ee0403e314ac82d5bbff04796c1a4ead39e640b73456129686ec751d06bbb553d55
ssdeep: 6144:LZXBsWqsE/Ao+mv8Qv0LVmwq4FU0nN876ne4WLjduA7xn9R9DNs:NXmwRo+mv8QD4+0N460b7B9R9Rs
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: FastSok
FileDescription: Slon 1.28 Installation
FileVersion: 1.28
Comments:
CompanyName: FastSok
Translation: 0x0409 0x04e4

Win32/Bicololo.A also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 004b93841 )
DrWeb Trojan.Hosts.6838
Cynet Malicious (score: 100)
ALYac Gen:Heur.SMHeist.2
K7GW Trojan ( 004b93841 )
Cybereason malicious.995b4d
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/Bicololo.A
APEX Malicious
Avast VBS:Bicololo-NN [Trj]
Kaspersky Trojan.Win32.Bicololo.bcpa
BitDefender Gen:Heur.SMHeist.2
NANO-Antivirus Trojan.Script.Qhost.drldcz
MicroWorld-eScan Gen:Heur.SMHeist.2
Tencent Win32.Trojan.Bicololo.Woqb
Sophos Mal/Generic-S
Comodo Malware@#t2v2z76jv7uh
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Dropper.dc
FireEye Generic.mg.61c986b995b4d05d
Emsisoft Gen:Heur.SMHeist.2 (B)
SentinelOne Static AI – Suspicious PE
eGambit Unsafe.AI_Score_99%
Kingsoft Win32.Troj.Bicololo.bc.(kcloud)
Microsoft Trojan:Win32/Wacatac.B!ml
GData Gen:Heur.SMHeist.2
McAfee Artemis!61C986B995B4
MAX malware (ai score=87)
Panda Trj/Chgt.K
Yandex Trojan.Bicololo!FYmgAkxs2W4
Ikarus Trojan.Win32.Bicololo
MaxSecure Trojan-Ransom.Win32.Crypmod.zfq
AVG VBS:Bicololo-NN [Trj]

How to remove Win32/Bicololo.A virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

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 will automatically start scanning your system for Win32/Bicololo.A files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

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

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/comparison

About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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