Spyware.BTCStealer

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

What is Spyware.BTCStealer infection?

In this article you will certainly locate regarding the definition of Spyware.BTCStealer and its unfavorable effect on your computer system. Such ransomware are a type of malware that is clarified by online scams to demand paying the ransom money by a victim.

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In the majority of the situations, Spyware.BTCStealer ransomware will advise its victims to launch funds move for the purpose of counteracting the changes that the Trojan infection has actually presented to the target’s tool.

Spyware.BTCStealer 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.
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Creates a copy of itself;
  • 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 use the information;
  • Preventing normal access to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

Spyware.BTCStealer

The most regular networks where Spyware.BTCStealer are injected are:

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

As quickly as the Trojan is efficiently injected, it will either cipher the information on the sufferer’s PC or protect against the tool from working in a correct fashion – while likewise putting a ransom money note that discusses the requirement for the targets to effect the payment for the purpose of decrypting the documents or recovering the data system back to the initial problem. In a lot of instances, the ransom money note will certainly come up when the client restarts the COMPUTER after the system has currently been damaged.

Spyware.BTCStealer distribution channels.

In numerous edges of the globe, Spyware.BTCStealer grows by jumps and also bounds. However, the ransom money notes as well as methods of obtaining the ransom money amount may vary relying on particular regional (regional) setups. The ransom notes and also techniques of extorting the ransom money quantity may vary depending on certain neighborhood (regional) setups.

Ransomware injection

As an example:

    Faulty notifies regarding unlicensed software.

    In specific areas, the Trojans frequently wrongfully report having actually found some unlicensed applications allowed on the target’s device. The sharp after that demands the customer to pay the ransom money.

    Faulty declarations regarding unlawful content.

    In nations where software program piracy is much less popular, this technique is not as effective for the cyber scams. Additionally, the Spyware.BTCStealer popup alert may falsely claim to be deriving from a law enforcement institution and also will certainly report having situated kid pornography or other unlawful data on the tool.

    Spyware.BTCStealer popup alert may falsely declare to be acquiring from a legislation enforcement organization and will certainly report having situated youngster porn or various other illegal data on the tool. The alert will similarly contain a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: F97D4044
md5: 9d244535c622e9b9a7659666d54f38a4
name: 9D244535C622E9B9A7659666D54F38A4.mlw
sha1: 489a85f67b43d6e3c411b581e0adbe57b7e8fba8
sha256: 62b344f25f333cb84db480466eb5eddefc0a562fc63f93cfe928cdeeddea6af6
sha512: 19608649a94cde4e32f026ce3aded46687665559cdbb3438bb19eae679dc0c5ed7a431044c308899f9cd8cc284f1961162bd9d3e0b9532bb3b8fddbc55af1051
ssdeep: 6144:BMgDS0arrQFMTTDTL++ht9G9/YzfdRAK+UduZRqRG2paPv25Mn7KmsBQ7gQ8:BZrATPhXG9qdV+TaCv25Mn7KjU
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

0: [No Data]

Spyware.BTCStealer also known as:

GridinSoftTrojan.Ransom.Gen
Elasticmalicious (high confidence)
DrWebTrojan.MulDrop6.38561
MicroWorld-eScanGeneric.MSIL.Ransomware.Jigsaw.97AB8B37
FireEyeGeneric.mg.9d244535c622e9b9
ALYacGeneric.MSIL.Ransomware.Jigsaw.97AB8B37
MalwarebytesSpyware.BTCStealer
VIPRETrojan.Win32.Generic!BT
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 700000121 )
BitDefenderGeneric.MSIL.Ransomware.Jigsaw.97AB8B37
K7GWTrojan ( 700000121 )
Cybereasonmalicious.5c622e
BitDefenderThetaGen:NN.ZemsilF.34608.AmW@a0ZfZt
APEXMalicious
AvastWin32:PWSX-gen [Trj]
ClamAVWin.Trojan.SatoshiBypass-6853426-0
KasperskyHEUR:Trojan.Win32.Generic
AlibabaTrojanSpy:MSIL/CoinStealer.c2fb974e
NANO-AntivirusTrojan.Win32.Drop.edvzba
TencentMalware.Win32.Gencirc.10c9c2b5
Ad-AwareGeneric.MSIL.Ransomware.Jigsaw.97AB8B37
SophosML/PE-A + Troj/Jigsaw-K
F-SecureHeuristic.HEUR/AGEN.1132047
ZillyaTrojan.CoinStealer.Win32.991
TrendMicroRansom.MSIL.JIGSAW.SMB
McAfee-GW-EditionGenericRXBK-OL!9D244535C622
EmsisoftGeneric.MSIL.Ransomware.Jigsaw.97AB8B37 (B)
IkarusTrojan.MSIL.PSW
eGambitUnsafe.AI_Score_100%
AviraHEUR/AGEN.1132047
Antiy-AVLTrojan/Win32.AGeneric
MicrosoftTrojanSpy:MSIL/CoinStealer.C!bit
ArcabitGeneric.MSIL.Ransomware.Jigsaw.97AB8B37
AhnLab-V3Trojan/Win32.RL_Jigsaw.C4306635
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataMSIL.Trojan.ClipBanker.C
CynetMalicious (score: 85)
ESET-NOD32a variant of MSIL/PSW.CoinStealer.AH
McAfeeGenericRXBK-OL!9D244535C622
MAXmalware (ai score=82)
VBA32Trojan.MSIL.gen.11
TrendMicro-HouseCallRansom.MSIL.JIGSAW.SMB
RisingRansom.JigsawLocker!8.52DD (C64:YzY0Osh0VGhleOze)
YandexTrojan.Agent!/6iV9/Zp3HE
SentinelOneStatic AI – Malicious PE
FortinetMSIL/Jigsaw.K!tr
AVGWin32:PWSX-gen [Trj]
CrowdStrikewin/malicious_confidence_90% (D)
Qihoo-360HEUR/QVM03.0.24B7.Malware.Gen

How to remove Spyware.BTCStealer virus?

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 GridinSoft1

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 Spyware.BTCStealer 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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Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Spyware.BTCStealer 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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