TrojanDownloader:O97M/Obfuse.RJ!MTB

Written by Robert Bailey

What is TrojanDownloader:O97M/Obfuse.RJ!MTB infection?

In this post you will certainly find regarding the meaning of TrojanDownloader:O97M/Obfuse.RJ!MTB and its unfavorable influence on your computer. Such ransomware are a kind of malware that is specified by on-line frauds to demand paying the ransom money by a target.

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In the majority of the situations, TrojanDownloader:O97M/Obfuse.RJ!MTB infection will certainly advise its victims to start funds transfer for the purpose of neutralizing the changes that the Trojan infection has actually introduced to the sufferer’s tool.

TrojanDownloader:O97M/Obfuse.RJ!MTB Summary

These alterations can be as complies with:

  • Executable code extraction;
  • Creates RWX memory;
  • Possible date expiration check, exits too soon after checking local time;
  • Mimics the system’s user agent string for its own requests;
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • Drops a binary and executes it;
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • Deletes its original binary from disk;
  • Attempts to remove evidence of file being downloaded from the Internet;
  • Attempts to repeatedly call a single API many times in order to delay analysis time;
  • Installs itself for autorun at Windows startup;
  • Creates a copy of itself;
  • Anomalous binary characteristics;
  • Ciphering the papers found on the target’s hard drive — so the victim can no more use the information;
  • Preventing regular accessibility to the target’s workstation;

Related domains:

z.whorecord.xyz BehavesLike.Win32.Ransomware.gh
a.tomx.xyz BehavesLike.Win32.Ransomware.gh

TrojanDownloader:O97M/Obfuse.RJ!MTB

The most regular networks through which TrojanDownloader:O97M/Obfuse.RJ!MTB Trojans are infused are:

  • By ways of phishing e-mails;
  • As a repercussion of user winding up on a resource that holds a destructive software application;

As quickly as the Trojan is effectively injected, it will certainly either cipher the data on the target’s PC or avoid the device from operating in a proper manner – while likewise putting a ransom money note that points out the requirement for the victims to impact the repayment for the objective of decrypting the papers or restoring the data system back to the first problem. In most circumstances, the ransom money note will certainly turn up when the customer reboots the PC after the system has actually already been harmed.

TrojanDownloader:O97M/Obfuse.RJ!MTB distribution channels.

In various edges of the globe, TrojanDownloader:O97M/Obfuse.RJ!MTB grows by leaps as well as bounds. Nonetheless, the ransom notes and also methods of extorting the ransom money quantity may differ depending on particular neighborhood (local) settings. The ransom notes as well as tricks of obtaining the ransom money amount may vary depending on certain local (regional) setups.

Ransomware injection

As an example:

    Faulty notifies about unlicensed software program.

    In specific areas, the Trojans frequently wrongfully report having actually spotted some unlicensed applications allowed on the victim’s gadget. The alert then requires the individual to pay the ransom money.

    Faulty declarations concerning unlawful web content.

    In countries where software piracy is less preferred, this approach is not as reliable for the cyber scams. Conversely, the TrojanDownloader:O97M/Obfuse.RJ!MTB popup alert might wrongly declare to be stemming from a police establishment as well as will report having located youngster pornography or various other illegal data on the gadget.

    TrojanDownloader:O97M/Obfuse.RJ!MTB popup alert may wrongly declare to be obtaining from a law enforcement organization and will certainly report having situated youngster porn or various other prohibited data on the device. The alert will likewise have a need for the customer to pay the ransom.

Technical details

File Info:

crc32: BD138028
md5: dd3727d090961ec39ecdfb1905afd1ba
name: qO1C0DkCyTVXGMgzsR0.exe
sha1: c882c3039e217d19c6e1b80b054c4855c026ece8
sha256: 7af3a0abb971d782edd9e661ce002c05d3096e6b0b8a25e6126e914199856119
sha512: 9e07873eeff0f443cd7d19a64da7a4a9eee9a5fcbe61fa3a379a668088d2b16e99443c1b205a523c721fc38a0689f097f7c9a6bea639cb42532ac9b76bce7e69
ssdeep: 6144:uK1TL+6Rexa9WSU/BV5qVqc03x60Dhm+kEuS6QoJx5XpJqn3BTZe87tbiSJ:umZ9WSlk13xRDhoS8x5gBU8JiSJ
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2001
InternalName: WBP
FileVersion: 1, 0, 0, 1
ProductName: WBP Application
ProductVersion: 1, 0, 0, 1
FileDescription: WBP MFC Application
OriginalFilename: WBP.EXE
Translation: 0x0409 0x04b0

TrojanDownloader:O97M/Obfuse.RJ!MTB also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Trojan.GenericKD.32947422
FireEye Generic.mg.dd3727d090961ec3
McAfee Emotet-FPC!DD3727D09096
Cylance Unsafe
BitDefender Trojan.GenericKD.32947653
K7GW Riskware ( 0040eff71 )
Cybereason malicious.39e217
BitDefenderTheta Gen:NN.ZexaF.34082.zq1@aKqZFqfi
F-Prot W32/Kryptik.AYJ.gen!Eldorado
Symantec Trojan Horse
ESET-NOD32 a variant of Win32/GenKryptik.EBYL
APEX Malicious
Avast Win32:Malware-gen
GData Trojan.GenericKD.32947422
Kaspersky UDS:DangerousObject.Multi.Generic
Alibaba Trojan:Win32/starter.ali1000037
AegisLab Trojan.Win32.Generic.4!c
Endgame malicious (high confidence)
Emsisoft Trojan.Emotet (A)
DrWeb Trojan.DownLoader32.47698
McAfee-GW-Edition BehavesLike.Win32.Ransomware.gh
Trapmine suspicious.low.ml.score
Sophos Mal/Generic-S
Cyren W32/Kryptik.AYJ.gen!Eldorado
Webroot W32.Trojan.Emotet
Arcabit Trojan.Generic.D1F6BCDE
AhnLab-V3 Trojan/Win32.Emotet.C3889684
ZoneAlarm UDS:DangerousObject.Multi.Generic
Microsoft TrojanDownloader:O97M/Obfuse.RJ!MTB
Acronis suspicious
Ad-Aware Trojan.GenericKD.32947422
Malwarebytes Trojan.Emotet
Rising Downloader.Obfuse!8.105AD (CLOUD)
SentinelOne DFI – Suspicious PE
Fortinet W32/TrickBot.CJ!tr
AVG Win32:Malware-gen
Paloalto generic.ml
CrowdStrike win/malicious_confidence_90% (W)

How to remove TrojanDownloader:O97M/Obfuse.RJ!MTB ransomware?

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 install-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 TrojanDownloader:O97M/Obfuse.RJ!MTB 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 TrojanDownloader:O97M/Obfuse.RJ!MTB 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: http://gridinsoft.com/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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