Ransom:Win32/Firecerb

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

What is Ransom:Win32/Firecerb infection?

In this short article you will certainly locate concerning the meaning of Ransom:Win32/Firecerb and its negative influence on your computer system. Such ransomware are a form of malware that is elaborated by on the internet fraudulences to demand paying the ransom money by a victim.

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In the majority of the cases, Ransom:Win32/Firecerb infection will certainly advise its targets to start funds transfer for the objective of counteracting the amendments that the Trojan infection has presented to the victim’s device.

Ransom:Win32/Firecerb Summary

These alterations can be as complies with:

  • Executable code extraction. Cybercriminals often use binary packers to hinder the malicious code from reverse-engineered by malware analysts. A packer is a tool that compresses, encrypts, and modifies a malicious file’s format. Sometimes packers can be used for legitimate ends, for example, to protect a program against cracking or copying.
  • Attempts to connect to a dead IP:Port (4 unique times);
  • 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.
  • A process attempted to delay the analysis task.;
  • A process created a hidden window;
  • Creates an excessive number of UDP connection attempts to external IP addresses;
  • Performs some HTTP requests;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses Windows utilities for basic functionality;
  • Attempts to modify desktop wallpaper;
  • Exhibits behavior characteristic of Cerber ransomware;
  • Attempts to execute a binary from a dead or sinkholed URL;
  • Writes a potential ransom message to disk;
  • EternalBlue behavior. Allows cyber threat actors to remotely execute arbitrary code and gain access to a network by sending specially crafted packets.

    This is has made EternalBlue trick popular with various malware, such as Trickbot, a modular banking trojan, as well as CoinMiner and WannaMine, crypto miners that use the EternalBlue exploit in order to gain access to computing power to mine cryptocurrencies.

  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Attempts to access Bitcoin/ALTCoin wallets;
  • Generates some ICMP traffic;
  • Collects information to fingerprint the system. There are behavioral human characteristics that can be used to digitally identify a person to grant access to systems, devices, or data. Unlike passwords and verification codes, fingerprints are fundamental parts of user’s identities. Among the threats blocked on biometric data processing and storage systems is spyware, the malware used in phishing attacks (mostly spyware downloaders and droppers), ransomware, and Banking Trojans as posing the greatest danger.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the documents situated on the victim’s hard disk drive — so the victim can no longer utilize 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
api.blockcypher.com Trojan.Ransom.Cerber.TC
btc.blockr.io Trojan.Ransom.Cerber.TC
bitaps.com Trojan.Ransom.Cerber.TC
chain.so Trojan.Ransom.Cerber.TC
ocsp.digicert.com Trojan.Ransom.Cerber.TC

Ransom:Win32/Firecerb

The most typical networks through which Ransom:Win32/Firecerb Trojans are infused are:

  • By means of phishing e-mails;
  • As a consequence of individual ending up on a source that organizes a harmful software program;

As soon as the Trojan is efficiently infused, it will either cipher the information on the victim’s computer or avoid the tool from working in a correct manner – while also positioning a ransom note that points out the demand for the sufferers to effect the repayment for the objective of decrypting the records or bring back the file system back to the preliminary problem. In most circumstances, the ransom money note will certainly turn up when the customer reboots the PC after the system has actually currently been harmed.

Ransom:Win32/Firecerb circulation channels.

In numerous edges of the world, Ransom:Win32/Firecerb expands by jumps and also bounds. Nonetheless, the ransom notes and tricks of obtaining the ransom money quantity might vary depending on particular neighborhood (regional) setups. The ransom notes as well as techniques of extorting the ransom money amount might differ depending on certain local (local) settings.

Ransomware injection

As an example:

    Faulty alerts about unlicensed software program.

    In particular locations, the Trojans typically wrongfully report having actually detected some unlicensed applications enabled on the victim’s gadget. The alert after that demands the individual to pay the ransom.

    Faulty declarations about unlawful content.

    In nations where software piracy is much less preferred, this technique is not as reliable for the cyber scams. Conversely, the Ransom:Win32/Firecerb popup alert might incorrectly assert to be stemming from a police establishment and will report having situated child porn or various other prohibited data on the tool.

    Ransom:Win32/Firecerb popup alert may wrongly assert to be obtaining from a regulation enforcement organization as well as will certainly report having located youngster pornography or other unlawful data on the device. The alert will likewise include a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: 8F6A4A87
md5: 5db48218185439db94f9be4d716e31e3
name: 5DB48218185439DB94F9BE4D716E31E3.mlw
sha1: 3aa5ec0dc48eb7ed210e80a51c30e02354bf6f5e
sha256: f21fc6ce2b79386a11364f37f9659bb585a18035af02675d2a38acd1632e073e
sha512: ce4c8eef44e0548b00bd53ee1a06dfcb8ce64d162199ddecc9ed59605527a72a37b10dd808f25d577281c6b635b09e4cf83feab596881f60cfc15df1f87c5ef1
ssdeep: 6144:61d4lrS31m7Yme8s6CmZ9gQJwwkK4VeNsFc0b6K/+B:61d4lr+1osvmLgQJXk5Emc0
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Ransom:Win32/Firecerb also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
DrWeb Trojan.Siggen7.22422
MicroWorld-eScan Trojan.Ransom.Cerber.TC
FireEye Generic.mg.5db48218185439db
CAT-QuickHeal Ransom.Exxroute.A4
Qihoo-360 Win32/Trojan.Ransom.730
ALYac Trojan.Ransom.Cerber.TC
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Trojan.Win32.Save.a
K7AntiVirus Trojan ( 005190011 )
BitDefender Trojan.Ransom.Cerber.TC
K7GW Trojan ( 0050e6f81 )
Cybereason malicious.818543
BitDefenderTheta Gen:NN.ZexaF.34590.rqW@amDciEmi
Cyren W32/S-0462efd8!Eldorado
Symantec Packed.Generic.493
APEX Malicious
Avast Win32:GenMalicious-NVZ [Trj]
ClamAV Win.Malware.Chhs-9778931-0
Kaspersky HEUR:Trojan-Ransom.Win32.Zerber.pef
NANO-Antivirus Trojan.Win32.GenKryptik.ephetx
Rising Ransom.Agent!8.6B7 (C64:YzY0OtsMmlEx0Fhg)
Ad-Aware Trojan.Ransom.Cerber.TC
TACHYON Ransom/W32.Cerber.282624.C
Sophos ML/PE-A + Mal/Elenoocka-E
Comodo TrojWare.Win32.Troldesh.C@73zvhv
F-Secure Heuristic.HEUR/AGEN.1104508
Zillya Trojan.Zerber.Win32.2461
TrendMicro Ransom_HPCERBER.SMONT4
McAfee-GW-Edition BehavesLike.Win32.Emotet.dc
Emsisoft Trojan.Ransom.Cerber.TC (B)
Ikarus Trojan.Crypt
Jiangmin Trojan.Zerber.cej
Avira HEUR/AGEN.1104508
Antiy-AVL Trojan/Win32.TSGeneric
Microsoft Ransom:Win32/Firecerb
Arcabit Trojan.Ransom.Cerber.TC
ZoneAlarm HEUR:Trojan-Ransom.Win32.Zerber.pef
GData Trojan.Ransom.Cerber.TC
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Cerber.R201460
Acronis suspicious
McAfee Ransomware-FMEU!5DB482181854
MAX malware (ai score=86)
VBA32 BScope.Trojan-Ransom.Zerber
Malwarebytes Malware.AI.2770303863
Panda Trj/Genetic.gen
ESET-NOD32 a variant of Win32/Kryptik.FSQL
TrendMicro-HouseCall Ransom_HPCERBER.SMONT4
Tencent Malware.Win32.Gencirc.10b63f0f
Yandex Trojan.GenAsa!S5b31Hw5Nig
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_66%
Fortinet W32/Kryptik.FSNS!tr
AVG Win32:GenMalicious-NVZ [Trj]
Paloalto generic.ml
CrowdStrike win/malicious_confidence_100% (D)

How to remove Ransom:Win32/Firecerb 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 Ransom:Win32/Firecerb 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 Ransom:Win32/Firecerb 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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