MSIL/TrojanDropper.Agent.QM

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

What is MSIL/TrojanDropper.Agent.QM infection?

In this short article you will certainly find regarding the definition of MSIL/TrojanDropper.Agent.QM and also its unfavorable effect on your computer system. Such ransomware are a form of malware that is elaborated by on-line frauds to demand paying the ransom by a sufferer.

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Most of the cases, MSIL/TrojanDropper.Agent.QM infection will certainly advise its sufferers to launch funds move for the purpose of reducing the effects of the amendments that the Trojan infection has actually presented to the sufferer’s device.

MSIL/TrojanDropper.Agent.QM 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.
  • Attempts to connect to a dead IP:Port (7 unique times);
  • 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.

  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • Performs some HTTP requests;
  • Uses Windows utilities for basic functionality;
  • 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
  • Exhibits possible ransomware file modification behavior;
  • Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
  • 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 documents located on the sufferer’s hard disk — so the sufferer can no more utilize the data;
  • Preventing regular accessibility to the sufferer’s workstation;
Similar behavior
Related domains
downloadconfirm.netHEUR:Trojan-Ransom.MSIL.Blocker.gen
ww1.downloadconfirm.netHEUR:Trojan-Ransom.MSIL.Blocker.gen
parking.parklogic.comHEUR:Trojan-Ransom.MSIL.Blocker.gen
img.sedoparking.comHEUR:Trojan-Ransom.MSIL.Blocker.gen
www.bing.comHEUR:Trojan-Ransom.MSIL.Blocker.gen
vagex.comHEUR:Trojan-Ransom.MSIL.Blocker.gen

MSIL/TrojanDropper.Agent.QM

The most typical networks where MSIL/TrojanDropper.Agent.QM Trojans are injected are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As a repercussion of individual winding up on a source that holds a destructive software application;

As soon as the Trojan is efficiently injected, it will either cipher the data on the sufferer’s PC or protect against the tool from functioning in a correct manner – while additionally placing a ransom note that points out the requirement for the victims to impact the settlement for the function of decrypting the papers or recovering the documents system back to the first problem. In many instances, the ransom note will come up when the customer reboots the COMPUTER after the system has actually currently been damaged.

MSIL/TrojanDropper.Agent.QM circulation networks.

In various edges of the globe, MSIL/TrojanDropper.Agent.QM grows by jumps and also bounds. Nevertheless, the ransom notes and methods of extorting the ransom amount may vary depending on particular neighborhood (local) setups. The ransom money notes as well as methods of obtaining the ransom amount might vary depending on particular local (local) settings.

Ransomware injection

For example:

    Faulty notifies concerning unlicensed software.

    In specific areas, the Trojans frequently wrongfully report having identified some unlicensed applications made it possible for on the sufferer’s device. The alert then requires the individual to pay the ransom.

    Faulty statements concerning illegal material.

    In nations where software application piracy is less preferred, this technique is not as effective for the cyber scams. Conversely, the MSIL/TrojanDropper.Agent.QM popup alert might wrongly assert to be originating from a police institution as well as will certainly report having situated child porn or various other illegal information on the gadget.

    MSIL/TrojanDropper.Agent.QM popup alert might incorrectly assert to be obtaining from a regulation enforcement establishment and also will certainly report having located child pornography or other illegal data on the device. The alert will likewise contain a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: 36D96E75
md5: 6c8592abeaa1ae89e2f700aefc19cac0
name: 6C8592ABEAA1AE89E2F700AEFC19CAC0.mlw
sha1: 2a5194c9d9059c98f69d84b1e3ea07003514dc34
sha256: aa89e6d30e5a20a31396b17760c9b64924d55465126a859f4d207f97c0c5a07d
sha512: 366b32d2545522351f352acd9713371a4b2e339bf5c43c8ffb33523e71bbd00f86865c59da581baae3e901b5cbf9e78f2332c23a57c87574ece675473f1556fd
ssdeep: 3072:xx921fz1zd7/jifhBcFbmvUdR5sUejtfatwC4lI+B3nYCsis:kxhzd7bifhBGavMefkwnIVCsj
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 Cerro 2012
Assembly Version: 1.0.0.0
InternalName: Cerro.exe
FileVersion: 1.0.0.0
CompanyName: Cerro
Comments: Cerro
ProductName: Cerro
ProductVersion: 1.0.0.0
FileDescription: Cerro
OriginalFilename: Cerro.exe

MSIL/TrojanDropper.Agent.QM also known as:

GridinSoftTrojan.Ransom.Gen
K7AntiVirusTrojan ( 004200611 )
Elasticmalicious (high confidence)
DrWebTrojan.AVKill.29450
CynetMalicious (score: 99)
ALYacGen:Variant.Razy.451165
CylanceUnsafe
ZillyaTrojan.Blocker.Win32.40601
SangforPUP.Win32.Razy.403060
CrowdStrikewin/malicious_confidence_100% (D)
AlibabaTrojan:MSIL/Blocker.c10913c8
K7GWTrojan ( 004200611 )
Cybereasonmalicious.beaa1a
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of MSIL/TrojanDropper.Agent.QM
APEXMalicious
AvastMSIL:GenMalicious-ZC [Trj]
KasperskyHEUR:Trojan-Ransom.MSIL.Blocker.gen
BitDefenderGen:Variant.Razy.451165
NANO-AntivirusTrojan.Win32.AVKill.fimhap
MicroWorld-eScanGen:Variant.Razy.451165
Ad-AwareGen:Variant.Razy.451165
SophosMal/Generic-S
ComodoMalware@#1kk2vxk8ee2fc
F-SecureTrojan.TR/Dropper.Gen
BitDefenderThetaGen:NN.ZemsilF.34738.pm3@ailmAde
McAfee-GW-EditionArtemis!Trojan
FireEyeGeneric.mg.6c8592abeaa1ae89
EmsisoftGen:Variant.Razy.451165 (B)
SentinelOneStatic AI – Malicious PE
AviraTR/Dropper.Gen
eGambitUnsafe.AI_Score_99%
Antiy-AVLTrojan/Generic.ASMalwS.2841B91
MicrosoftTrojan:Win32/Occamy.C
ArcabitTrojan.Razy.D6E25D
AegisLabTrojan.MSIL.Blocker.4!c
GDataGen:Variant.Razy.451165
McAfeeArtemis!6C8592ABEAA1
MAXmalware (ai score=99)
VBA32TrojanRansom.MSIL.Blocker
PandaTrj/CI.A
YandexTrojan.DR.Agent!ztAsaXOnTyw
IkarusTrojan-Ransom.Blocker
FortinetMSIL/TrojanDropper.LY!tr
AVGMSIL:GenMalicious-ZC [Trj]
Paloaltogeneric.ml

How to remove MSIL/TrojanDropper.Agent.QM 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 MSIL/TrojanDropper.Agent.QM 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 MSIL/TrojanDropper.Agent.QM 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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