Ser.Ursu.22793 (B)

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

What is Ser.Ursu.22793 (B) infection?

In this article you will certainly discover regarding the interpretation of Ser.Ursu.22793 (B) as well as its negative effect on your computer system. Such ransomware are a kind of malware that is specified by on-line frauds to require paying the ransom by a victim.

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In the majority of the instances, Ser.Ursu.22793 (B) ransomware will certainly advise its targets to start funds move for the purpose of counteracting the amendments that the Trojan infection has actually introduced to the victim’s gadget.

Ser.Ursu.22793 (B) Summary

These alterations can be as follows:

  • 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.
  • 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers situated on the victim’s hard drive — so the target can no more utilize the information;
  • Preventing regular accessibility to the victim’s workstation;

Ser.Ursu.22793 (B)

One of the most normal channels through which Ser.Ursu.22793 (B) Ransomware Trojans are infused are:

  • By means of phishing emails;
  • As a repercussion of individual winding up on a resource that hosts a malicious software application;

As quickly as the Trojan is efficiently infused, it will either cipher the data on the sufferer’s computer or prevent the tool from working in an appropriate way – while likewise putting a ransom note that points out the demand for the targets to impact the repayment for the function of decrypting the papers or restoring the data system back to the initial condition. In the majority of instances, the ransom money note will turn up when the customer reboots the COMPUTER after the system has actually currently been damaged.

Ser.Ursu.22793 (B) circulation networks.

In various corners of the world, Ser.Ursu.22793 (B) expands by jumps and bounds. However, the ransom notes as well as methods of obtaining the ransom quantity might vary depending on certain neighborhood (regional) settings. The ransom money notes and also techniques of obtaining the ransom amount might vary depending on particular local (regional) settings.

Ransomware injection

For instance:

    Faulty signals about unlicensed software.

    In particular areas, the Trojans often wrongfully report having discovered some unlicensed applications enabled on the sufferer’s gadget. The alert after that demands the customer to pay the ransom.

    Faulty statements regarding prohibited material.

    In countries where software program piracy is much less prominent, this approach is not as effective for the cyber fraudulences. Alternatively, the Ser.Ursu.22793 (B) popup alert might incorrectly declare to be deriving from a police establishment as well as will certainly report having situated youngster porn or various other illegal information on the tool.

    Ser.Ursu.22793 (B) popup alert may falsely assert to be deriving from a legislation enforcement institution and also will report having situated youngster porn or other unlawful data on the gadget. The alert will similarly have a need for the customer to pay the ransom.

Technical details

File Info:

crc32: FBE471D9
md5: ec8c33b0da53cd2bc225a58b756e6f7f
name: EC8C33B0DA53CD2BC225A58B756E6F7F.mlw
sha1: 554127967ef483f8464226c1bf642728858f353b
sha256: 00be71eb3c9a70ba7f97696ca80038bbc7494d703f2a00525aa100e7b4045cfc
sha512: 0507b9849d1b12fcc47d86ff381cafd9ae7dad2b168bd8b1844b36557e2bee6bf48972f7454cf7b4420e04361ac6bde4f94e94b7e150bf86476f55799bd535cc
ssdeep: 192:99A3ruFSWSPECVRnlYJLLLTTKP2rg+S+jlFb1:99A7aSPECgPLTjrg+ZlZ
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright:
Assembly Version: 0.0.0.0
InternalName: 0000000000.gif.exe
FileVersion: 0.0.0.0
CompanyName: zgHRHXJvbC
ProductVersion: 0.0.0.0
FileDescription:
OriginalFilename: 0000000000.gif.exe

Ser.Ursu.22793 (B) also known as:

GridinSoftTrojan.Ransom.Gen
Elasticmalicious (high confidence)
DrWebTrojan.Starter.7669
MicroWorld-eScanGen:Variant.Ser.Ursu.22793
FireEyeGeneric.mg.ec8c33b0da53cd2b
McAfeeGenericRXCE-UU!EC8C33B0DA53
CylanceUnsafe
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 00528e2c1 )
BitDefenderGen:Variant.Ser.Ursu.22793
K7GWTrojan ( 00528e2c1 )
Cybereasonmalicious.0da53c
BitDefenderThetaGen:NN.ZemsilF.34590.am0@aCRinJc
CyrenW32/MSIL_Troj.OR.gen!Eldorado
SymantecML.Attribute.HighConfidence
APEXMalicious
AvastWin32:TrojanX-gen [Trj]
KasperskyTrojan.MSIL.Starter.dx
AlibabaTrojan:MSIL/Starter.85479f80
NANO-AntivirusTrojan.Win32.Starter.fjnzlp
AegisLabHacktool.Win32.Black.lAAL
RisingMalware.FakePIC@CV!1.6AB7 (CLOUD)
Ad-AwareGen:Variant.Ser.Ursu.22793
SophosML/PE-A + Troj/MSIL-LIX
ComodoTrojWare.MSIL.Starter.BKP@7ewwu8
F-SecureHeuristic.HEUR/AGEN.1124806
McAfee-GW-EditionGenericRXCE-UU!EC8C33B0DA53
EmsisoftGen:Variant.Ser.Ursu.22793 (B)
SentinelOneStatic AI – Malicious PE
AviraHEUR/AGEN.1124806
Antiy-AVLTrojan/MSIL.Starter
ArcabitTrojan.Ser.Ursu.D5909
ZoneAlarmTrojan.MSIL.Starter.dx
GDataGen:Variant.Ser.Ursu.22793
CynetMalicious (score: 100)
VBA32TScope.Trojan.MSIL
ALYacGen:Variant.Ser.Ursu.22793
MalwarebytesPolyRansom.Virus.FileInfector.DDS
ESET-NOD32a variant of MSIL/Starter.BK
TencentMsil.Trojan.Starter.Amwa
YandexTrojan.Starter!74wpn/K7eeA
MAXmalware (ai score=100)
eGambitUnsafe.AI_Score_99%
FortinetMSIL/Starter.BK!tr
AVGWin32:TrojanX-gen [Trj]
Paloaltogeneric.ml
CrowdStrikewin/malicious_confidence_90% (D)
Qihoo-360Win32/Trojan.89c

How to remove Ser.Ursu.22793 (B) 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 Ser.Ursu.22793 (B) 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 Ser.Ursu.22793 (B) 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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