Trojan-Downloader.Win32.Stralo.gr

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

What is Trojan-Downloader.Win32.Stralo.gr infection?

In this post you will certainly discover about the interpretation of Trojan-Downloader.Win32.Stralo.gr and its negative impact on your computer system. Such ransomware are a form of malware that is specified by on the internet frauds to demand paying the ransom money by a sufferer.

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Most of the instances, Trojan-Downloader.Win32.Stralo.gr virus will certainly advise its sufferers to launch funds transfer for the function of neutralizing the modifications that the Trojan infection has actually introduced to the sufferer’s tool.

Trojan-Downloader.Win32.Stralo.gr Summary

These modifications can be as follows:

  • 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.
  • 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.;
  • Expresses interest in specific running processes;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Checks for the presence of known windows from debuggers and forensic tools;
  • The following process appear to have been packed with Themida: marg.exe;
  • Checks for the presence of known devices from debuggers and forensic tools;
  • Detects the presence of Wine emulator via registry key;
  • Checks the version of Bios, possibly for anti-virtualization;
  • Detects VirtualBox through the presence of a registry key;
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records found on the sufferer’s hard disk drive — so the victim can no more use the data;
  • Preventing routine access to the victim’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
jload05.xyzBehavesLike.Win32.Ransom.tc

Trojan-Downloader.Win32.Stralo.gr

One of the most regular channels where Trojan-Downloader.Win32.Stralo.gr Trojans are infused are:

  • By ways of phishing e-mails;
  • As a consequence of customer winding up on a source that holds a harmful software application;

As soon as the Trojan is successfully infused, it will either cipher the data on the sufferer’s computer or protect against the device from operating in an appropriate way – while additionally positioning a ransom note that mentions the demand for the sufferers to effect the repayment for the objective of decrypting the records or recovering the documents system back to the first problem. In a lot of circumstances, the ransom note will come up when the client restarts the PC after the system has already been damaged.

Trojan-Downloader.Win32.Stralo.gr distribution networks.

In various corners of the world, Trojan-Downloader.Win32.Stralo.gr grows by leaps and bounds. However, the ransom notes and also tricks of extorting the ransom money quantity might vary depending on particular neighborhood (regional) setups. The ransom notes and also techniques of obtaining the ransom money amount may vary depending on certain neighborhood (regional) settings.

Ransomware injection

For instance:

    Faulty signals regarding unlicensed software program.

    In certain locations, the Trojans typically wrongfully report having actually discovered some unlicensed applications made it possible for on the target’s tool. The alert after that requires the individual to pay the ransom.

    Faulty declarations concerning prohibited content.

    In nations where software program piracy is less preferred, this technique is not as reliable for the cyber frauds. Conversely, the Trojan-Downloader.Win32.Stralo.gr popup alert may incorrectly declare to be stemming from a law enforcement institution and also will report having situated youngster pornography or various other illegal information on the device.

    Trojan-Downloader.Win32.Stralo.gr popup alert might falsely assert to be deriving from a legislation enforcement establishment and will report having situated child porn or other prohibited information on the device. The alert will likewise contain a demand for the individual to pay the ransom.

Technical details

File Info:

crc32: 28D8FD99
md5: aaa412bf616ef42ce27dc0a291966f17
name: marg.exe
sha1: d58ecd49504c8cdbba8129e513e83ec46c0399bb
sha256: fae9eba154c439e8a7e3352d855ba8fa047ebf595468e6a4fbba9d456a6cbde1
sha512: 0e0084762e524b36df9860da00eb6aa63a3c84ea507e01725533351a28045401f3a1c0e99b8077e3ac7987ca07f9d4d2fe30cc75e79edb457ba7fb18600aefea
ssdeep: 24576:gG5lGnk/terntYLHrQB1vAbh3RUjlraZbhzUp4EyoIqbMoMgSgXqilmO5UJgt4X:gGD4+LphRo1WAaCbM5QR0xln
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright:
InternalName:
FileVersion: 1.1.30.00
ProductName:
ProductVersion: 1.1.30.00
FileDescription:
OriginalFilename:
Translation: 0x0409 0x04b0

Trojan-Downloader.Win32.Stralo.gr also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.HfsAutoB.
MicroWorld-eScanTrojan.GenericKD.33461440
FireEyeGeneric.mg.aaa412bf616ef42c
ALYacTrojan.GenericKD.33461440
CylanceUnsafe
VIPRETrojan.Win32.Generic!BT
AegisLabTrojan.Win32.Generic.4!c
SangforMalware
K7AntiVirusTrojan ( 00559ab31 )
BitDefenderTrojan.GenericKD.33461440
K7GWTrojan ( 00559ab31 )
Cybereasonmalicious.9504c8
TrendMicroTrojan.Win32.WACATAC.THCOCBO
SymantecTrojan.Gen.MBT
APEXMalicious
Paloaltogeneric.ml
GDataTrojan.GenericKD.33461440
KasperskyTrojan-Downloader.Win32.Stralo.gr
AlibabaTrojanDownloader:Win32/Stralo.67874255
NANO-AntivirusTrojan.Win32.Stralo.hdapkv
AvastWin32:Trojan-gen
TencentWin32.Trojan-downloader.Stralo.Lpbg
Ad-AwareTrojan.GenericKD.33461440
EmsisoftTrojan.GenericKD.33461440 (B)
ComodoMalware@#1gbfuqcy6xppi
F-SecureHeuristic.HEUR/AGEN.1038489
Invinceaheuristic
McAfee-GW-EditionBehavesLike.Win32.Ransom.tc
SophosMal/Generic-S
IkarusTrojan-Downloader.Win32.Autohk
CyrenW32/Trojan.TXOP-7728
MaxSecureTrojan.Malware.300983.susgen
AviraHEUR/AGEN.1038489
MAXmalware (ai score=90)
Endgamemalicious (high confidence)
ArcabitTrojan.Generic.D1FE94C0
ZoneAlarmTrojan-Downloader.Win32.Stralo.gr
MicrosoftTrojan:Win32/Occamy.C
Acronissuspicious
McAfeeArtemis!AAA412BF616E
VBA32TScope.Malware-Cryptor.SB
MalwarebytesTrojan.Downloader.AHK.Themida
ESET-NOD32a variant of Win32/Packed.Themida.GZV
TrendMicro-HouseCallTrojan.Win32.WACATAC.THCOCBO
RisingTrojan.Generic@ML.100 (RDML:YFfgqCGvChJxYYPnNlWZtQ)
SentinelOneDFI – Suspicious PE
eGambitUnsafe.AI_Score_99%
FortinetW32/Themida.ASK!tr
AVGWin32:Trojan-gen
PandaTrj/CI.A
CrowdStrikewin/malicious_confidence_100% (W)
Qihoo-360Generic/HEUR/QVM19.1.983D.Malware.Gen

How to remove Trojan-Downloader.Win32.Stralo.gr 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

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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 Trojan-Downloader.Win32.Stralo.gr 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 Trojan-Downloader.Win32.Stralo.gr 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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