What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Spectating the MSIL/TrojanDownloader.Agent.KHM malware detection means that your system is in big danger. This virus can correctly be named as ransomware – sort of malware which encrypts your files and asks you to pay for their decryption. Removing it requires some specific steps that must be taken as soon as possible.
GridinSoft Anti-Malware Review
It is better to prevent, than repair and repent!
When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
Gridinsoft Anti-Malware 6-day trial available.
EULA | Privacy Policy | 10% Off Coupon
Subscribe to our Telegram channel to be the first to know about news and our exclusive materials on information security.

MSIL/TrojanDownloader.Agent.KHM detection is a malware detection you can spectate in your system. It frequently appears after the provoking procedures on your computer – opening the untrustworthy email messages, clicking the banner in the Web or setting up the program from suspicious sources. From the instance it appears, you have a short time to take action until it begins its destructive action. And be sure – it is better not to wait for these destructive actions.

What is MSIL/TrojanDownloader.Agent.KHM virus?

MSIL/TrojanDownloader.Agent.KHM is ransomware-type malware. It searches for the files on your computer, encrypts it, and then asks you to pay the ransom for getting the decryption key. Besides making your files locked, this virus also does a ton of harm to your system. It modifies the networking settings in order to prevent you from reading the removal manuals or downloading the antivirus. In rare cases, MSIL/TrojanDownloader.Agent.KHM can additionally prevent the launching of anti-malware programs.

MSIL/TrojanDownloader.Agent.KHM Summary

Summarizingly, MSIL/TrojanDownloader.Agent.KHM ransomware activities in the infected PC are next:

  • Dynamic (imported) function loading detected;
  • CAPE extracted potentially suspicious content;
  • .NET file is packed/obfuscated with SmartAssembly;
  • Authenticode signature is invalid;
  • Encrypting the files kept on the victim’s disk drive — so the victim cannot open these documents;
  • Blocking the launching of .exe files of security tools
  • Blocking the launching of installation files of anti-malware apps

Ransomware has actually been a headache for the last 4 years. It is hard to imagine a more dangerous virus for both individuals and companies. The algorithms utilized in MSIL/TrojanDownloader.Agent.KHM (usually, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need more time than our galaxy actually exists, and possibly will exist. However, that malware does not do all these terrible things immediately – it can require up to a few hours to cipher all of your documents. Hence, seeing the MSIL/TrojanDownloader.Agent.KHM detection is a clear signal that you need to start the clearing process.

Where did I get the MSIL/TrojanDownloader.Agent.KHM?

Usual tactics of MSIL/TrojanDownloader.Agent.KHM injection are common for all other ransomware examples. Those are one-day landing sites where victims are offered to download the free app, so-called bait e-mails and hacktools. Bait emails are a relatively modern method in malware spreading – you get the e-mail that mimics some regular notifications about shippings or bank service conditions modifications. Inside of the e-mail, there is a corrupted MS Office file, or a web link which leads to the exploit landing site.

Malicious email spam

Malicious email message. This one tricks you to open the phishing website.

Avoiding it looks quite simple, but still requires a lot of recognition. Malware can hide in different spots, and it is better to stop it even before it goes into your system than to trust in an anti-malware program. Basic cybersecurity knowledge is just an important item in the modern-day world, even if your relationship with a PC stays on YouTube videos. That may keep you a lot of time and money which you would certainly spend while searching for a solution.

MSIL/TrojanDownloader.Agent.KHM malware technical details

File Info:

name: 39729CAB563AC2905A23.mlw
path: /opt/CAPEv2/storage/binaries/7ccbb3aa0fb91346aade6c2b846a41da4e7482140b9b3b3386047f3630d3c70a
crc32: 3643B437
md5: 39729cab563ac2905a23288cee2e98eb
sha1: 6d209da9213cde68b25e1de7ee9a7f50ab7ca6c4
sha256: 7ccbb3aa0fb91346aade6c2b846a41da4e7482140b9b3b3386047f3630d3c70a
sha512: 4d06c014767d06a0e84855970bdc17450e6c276b97e0926a85080a52b41628d0618246719031a4c8d35268746b75d77b03aaa659d40780e74efb1998b9cd5d7d
ssdeep: 384:BomwfEGLSPRwEb4BVUFOPmicwCjb9abuR7P8yB7pms70k3S:BhwMSUb4B3cwCjbgbuRz8yB7Is3S
type: PE32 executable (console) Intel 80386, for MS Windows
tlsh: T123921CD4BBC443F9DABA4E3F7853F2901B309E09C993EB5F2884649B5D623A015637A1
sha3_384: 8591a922d1c399a435f14834d6eb22210cbd9139a482aee90dc698f7b0e3b97a156178670080c2e9ea75c938d8aeeadd
ep_bytes: ff250020400000000000000000000000
timestamp: 2022-02-04 10:42:40

Version Info:

Translation: 0x0000 0x04b0
Comments: Foxmail安装程序
FileDescription: Foxmail安装程序
InternalName: Ugymmwnc.exe
LegalCopyright: Copyright(C) 2015-2020 Tencent. All Rights Reserved
OriginalFilename: Ugymmwnc.exe
Assembly Version:

MSIL/TrojanDownloader.Agent.KHM also known as:

Elasticmalicious (high confidence)
CrowdStrikewin/malicious_confidence_100% (W)
K7GWTrojan-Downloader ( 0058de741 )
K7AntiVirusTrojan-Downloader ( 0058de741 )
ESET-NOD32a variant of MSIL/TrojanDownloader.Agent.KHM
RisingTrojan.Generic/MSIL@AI.100 (RDM.MSIL:JCuP3F3dRYlvbwu4sNvhlA)
McAfee-GW-EditionRDN/Generic Downloader.x
EmsisoftTrojan.GenericKD.38888384 (B)
MAXmalware (ai score=89)
CynetMalicious (score: 100)
SentinelOneStatic AI – Suspicious PE
AVGWin32:DropperX-gen [Drp]
AvastWin32:DropperX-gen [Drp]

How to remove MSIL/TrojanDownloader.Agent.KHM?

MSIL/TrojanDownloader.Agent.KHM malware is incredibly hard to remove manually. It puts its files in a variety of places throughout the disk, and can restore itself from one of the elements. In addition, a number of changes in the windows registry, networking settings and also Group Policies are pretty hard to locate and revert to the original. It is far better to utilize a special program – exactly, an anti-malware program. GridinSoft Anti-Malware will fit the best for virus removal purposes.

Why GridinSoft Anti-Malware? It is really light-weight and has its databases updated nearly every hour. Furthermore, it does not have such bugs and exposures as Microsoft Defender does. The combination of these aspects makes GridinSoft Anti-Malware suitable for eliminating malware of any form.

Remove the viruses with GridinSoft Anti-Malware

  • Download and install GridinSoft Anti-Malware. After the installation, you will be offered to perform the Standard Scan. Approve this action.
  • Gridinsoft Anti-Malware during the scan process

  • Standard scan checks the logical disk where the system files are stored, together with the files of programs you have already installed. The scan lasts up to 6 minutes.
  • GridinSoft Anti-Malware scan results

  • When the scan is over, you may choose the action for each detected virus. For all files of [SHORT_NAME] the default option is “Delete”. Press “Apply” to finish the malware removal.
  • GridinSoft Anti-Malware - After Cleaning
User Review
0 (0 votes)
Comments Rating 0 (0 reviews)

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.

Leave a Reply