MSIL/Injector.RJW

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

What is MSIL/Injector.RJW infection?

In this short article you will certainly locate concerning the interpretation of MSIL/Injector.RJW as well as its negative impact on your computer. Such ransomware are a type of malware that is elaborated by online frauds to require paying the ransom by a sufferer.

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In the majority of the situations, MSIL/Injector.RJW virus will certainly instruct its sufferers to initiate funds transfer for the purpose of neutralizing the changes that the Trojan infection has actually presented to the target’s tool.

MSIL/Injector.RJW 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.
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Injection with CreateRemoteThread in a remote process;
  • Attempts to connect to a dead IP:Port (2 unique times);
  • Presents an Authenticode digital signature;
  • 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.;
  • At least one IP Address, Domain, or File Name was found in a crypto call;
  • Starts servers listening on 127.0.0.1:0;
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • A process created a hidden window;
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • 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.
  • Looks up the external IP address;
  • Uses Windows utilities for basic functionality;
  • Executed a process and injected code into it, probably while unpacking;
  • Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
  • Exhibits behavior characteristics of HawkEye keylogger.;
  • Steals private information from local Internet browsers;
  • Creates a copy of itself;
  • Attempts to access Bitcoin/ALTCoin wallets;
  • Harvests information related to installed instant messenger clients;
  • Harvests information related to installed mail clients;
  • Attempts to create or modify system certificates;
  • 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.
  • Attempts to modify Explorer settings to prevent hidden files from being displayed;
  • Ciphering the documents situated on the target’s hard drive — so the victim can no more utilize the data;
  • Preventing regular 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.
Similar behavior
Related domains
z.whorecord.xyz Gen:Variant.Ransom.VenusLocker.4
a.tomx.xyz Gen:Variant.Ransom.VenusLocker.4
whatismyipaddress.com Gen:Variant.Ransom.VenusLocker.4

MSIL/Injector.RJW

One of the most typical networks through which MSIL/Injector.RJW are injected are:

  • By ways of phishing emails;
  • As a consequence of customer winding up on a source that hosts a malicious software application;

As quickly as the Trojan is successfully injected, it will either cipher the data on the target’s computer or stop the tool from working in a proper fashion – while additionally positioning a ransom money note that mentions the requirement for the targets to effect the settlement for the purpose of decrypting the papers or bring back the documents system back to the preliminary problem. In most instances, the ransom money note will show up when the customer restarts the COMPUTER after the system has currently been damaged.

MSIL/Injector.RJW circulation channels.

In various edges of the globe, MSIL/Injector.RJW grows by jumps and bounds. However, the ransom money notes and also tricks of extorting the ransom money quantity might vary depending upon particular local (regional) settings. The ransom notes and also techniques of extorting the ransom money amount may vary depending on certain neighborhood (local) setups.

Ransomware injection

As an example:

    Faulty signals about unlicensed software.

    In certain areas, the Trojans frequently wrongfully report having detected some unlicensed applications enabled on the victim’s device. The alert then demands the user to pay the ransom.

    Faulty declarations regarding unlawful web content.

    In countries where software application piracy is less popular, this approach is not as reliable for the cyber scams. Alternatively, the MSIL/Injector.RJW popup alert might incorrectly assert to be deriving from a law enforcement institution and also will report having located kid porn or various other prohibited data on the gadget.

    MSIL/Injector.RJW popup alert may incorrectly claim to be deriving from a regulation enforcement establishment and also will report having situated kid pornography or various other unlawful data on the device. The alert will in a similar way consist of a need for the individual to pay the ransom.

Technical details

File Info:

crc32: D578F1E3
md5: fca0acd78c29adea4b591a264efce848
name: FCA0ACD78C29ADEA4B591A264EFCE848.mlw
sha1: f90aae3bf6bf8eeff4b5708939a2bf2b0519ae3e
sha256: 4ecab626fa7e902893a46b2adcdc643c310929d4b53230312086d2f97794e860
sha512: 6d603f9ec55fc567f373e74de1c039f1d160e3ebdfea410222c8bd65c97e04bf00ea8d1ef8d5ea0972ee5c683063ebf6d0b38fa2aebaa7c98617237799ca16e2
ssdeep: 24576:A5Q5aVlMgb+WYVN5/eBbcUmhphC9Drs3ifU:Ay5OlMgCB752Cle9xU
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright @ 2017
Assembly Version: 4.2.1.2
InternalName: kdaAVmqH.exe
FileVersion: 4.2.1.2
CompanyName: qRpkYafaG Inc
Comments: uyCSaHymXESCLNIuVxAd
ProductName: qRpkYafaG
ProductVersion: 4.2.1.2
FileDescription: qRpkYafaG
OriginalFilename: kdaAVmqH.exe

MSIL/Injector.RJW also known as:

GridinSoft Trojan.Ransom.Gen
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Ransom.VenusLocker.4
FireEye Generic.mg.fca0acd78c29adea
McAfee Artemis!FCA0ACD78C29
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
K7AntiVirus Trojan ( 00507eda1 )
BitDefender Gen:Variant.Ransom.VenusLocker.4
K7GW Trojan ( 00507eda1 )
Cybereason malicious.78c29a
BitDefenderTheta Gen:NN.ZemsilF.34590.!m1@aGWnO6n
Symantec W32.Golroted
ESET-NOD32 a variant of MSIL/Injector.RJW
TrendMicro-HouseCall BKDR_BLADABINDI.SMRQ
Avast Win32:DangerousSig [Trj]
ClamAV Win.Dropper.DarkKomet-9220089-0
Kaspersky HEUR:Trojan.MSIL.Generic
Alibaba Backdoor:Win32/Kirts.1ab70e9f
NANO-Antivirus Trojan.Win32.Heye.elsdwp
Rising Backdoor.Kirts!8.5853 (CLOUD)
Ad-Aware Gen:Variant.Ransom.VenusLocker.4
Sophos Mal/Generic-S + Mal/BadCert-Gen
F-Secure Heuristic.HEUR/AGEN.1123277
Zillya Trojan.Injector.Win32.516850
TrendMicro BKDR_BLADABINDI.SMRQ
McAfee-GW-Edition Artemis!Trojan
Emsisoft Gen:Variant.Ransom.VenusLocker.4 (B)
Ikarus Trojan.MSIL.Injector
Jiangmin Trojan.PSW.Heye.py
Avira HEUR/AGEN.1123277
MAX malware (ai score=88)
Microsoft Backdoor:Win32/Kirts.A
Arcabit Trojan.Ransom.VenusLocker.4
ZoneAlarm HEUR:Trojan.MSIL.Generic
GData Gen:Variant.Ransom.VenusLocker.4
Cynet Malicious (score: 100)
VBA32 TrojanPSW.Heye
ALYac Gen:Variant.Ransom.VenusLocker.4
Malwarebytes Spyware.Pony
Panda Trj/PasswordStealer.J
APEX Malicious
Tencent Win32.Trojan-qqpass.Qqrob.Egnw
Yandex Trojan.PWS.Heye!q0sutr2bVq4
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_100%
Fortinet MSIL/Injector.RJM!tr
AVG Win32:DangerousSig [Trj]
Paloalto generic.ml
CrowdStrike win/malicious_confidence_100% (D)
Qihoo-360 Win32/Trojan.Generic.HgIASOkA

How to remove MSIL/Injector.RJW 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 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 MSIL/Injector.RJW 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove MSIL/Injector.RJW 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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