MSIL/TrojanDownloader.Agent.CQM

Spectating the MSIL/TrojanDownloader.Agent.CQM detection name usually means that your computer is in big danger. This malware can correctly be named as ransomware – type of malware which ciphers your files and forces you to pay for their decryption. Deleteing it requires some specific steps that must be done as soon as possible.

MSIL/TrojanDownloader.Agent.CQM detection is a malware detection you can spectate in your computer. It frequently appears after the preliminary procedures on your PC – opening the suspicious email, clicking the banner in the Internet or setting up the program from suspicious resources. From the second it appears, you have a short time to do something about it until it starts its destructive action. And be sure – it is much better not to wait for these malicious things.

What is MSIL/TrojanDownloader.Agent.CQM virus?

MSIL/TrojanDownloader.Agent.CQM 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 malware also does a ton of damage to your system. It modifies the networking settings in order to prevent you from checking out the elimination tutorials or downloading the anti-malware program. In some cases, MSIL/TrojanDownloader.Agent.CQM can additionally prevent the launching of anti-malware programs.

MSIL/TrojanDownloader.Agent.CQM Summary

In summary, MSIL/TrojanDownloader.Agent.CQM malware activities in the infected computer are next:

  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • Creates RWX memory;
  • Guard pages use detected – possible anti-debugging.;
  • Dynamic (imported) function loading detected;
  • Enumerates the modules from a process (may be used to locate base addresses in process injection);
  • CAPE extracted potentially suspicious content;
  • .NET file is packed/obfuscated with Confuser;
  • Authenticode signature is invalid;
  • Collects and encrypts information about the computer likely to send to C2 server;
  • Ciphering the files kept on the victim’s disk drives — so the victim cannot use these files;
  • Blocking the launching of .exe files of anti-malware programs
  • Blocking the launching of installation files of anti-virus apps

Ransomware has been a major problem for the last 4 years. It is hard to picture a more hazardous virus for both individual users and organizations. The algorithms utilized in MSIL/TrojanDownloader.Agent.CQM (generally, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need to have a lot more time than our galaxy currently exists, and possibly will exist. But that malware does not do all these unpleasant things without delay – it may take up to several hours to cipher all of your documents. Hence, seeing the MSIL/TrojanDownloader.Agent.CQM detection is a clear signal that you need to start the removal procedure.

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

Routine methods of MSIL/TrojanDownloader.Agent.CQM spreading are typical for all other ransomware variants. Those are one-day landing websites where users are offered to download and install the free software, so-called bait emails and hacktools. Bait emails are a pretty new strategy in malware distribution – you get the e-mail that imitates some regular notifications about shipments or bank service conditions modifications. Inside of the email, there is an infected MS Office file, or a web link which leads to the exploit landing page.

Malicious email spam

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

Preventing it looks pretty easy, but still needs a lot of focus. Malware can hide in different spots, and it is better to prevent it even before it goes into your system than to rely on an anti-malware program. Essential cybersecurity awareness is just an important thing in the modern world, even if your relationship with a computer remains on YouTube videos. That may keep you a great deal of money and time which you would spend while searching for a fixing guide.

MSIL/TrojanDownloader.Agent.CQM malware technical details

File Info:

name: 8D2535916F0B35B4D954.mlwpath: /opt/CAPEv2/storage/binaries/a0b286890c0b5a43834f7690384644ac743a1facde72093b2a942b6de27b76bbcrc32: 1217B2D2md5: 8d2535916f0b35b4d954f69ac438b623sha1: 35c87d0685f27d13b8020942b5fd9e82cb9d5d89sha256: a0b286890c0b5a43834f7690384644ac743a1facde72093b2a942b6de27b76bbsha512: 619193d3cb0f6976d45886665ede0bda5a3d8f363e286eb0971f8a928058119fd9de360bd3a00c88f7546735ce0120fad44af70e170f740a21e4882620048104ssdeep: 3072:DlDWy3K69TgfujjBg4zdvk7LVgBG4b8+b9i9xVKFHjuz:NWy3KETgWjVlk7LVgBG2N94wtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T18944968AB901A93FC4D5C17264E16CD5D9D4AC944A075A7EB283F53CE638CF3EB19232sha3_384: f371df016f36bb35a1a2c3227ae1af11fe9265118f38a8a9b23de4b59d2f8ecdbc1a9965a8670c406c27a3cc3d05cc94ep_bytes: ff250020400000000000000000000000timestamp: 2016-11-21 15:54:26

Version Info:

Translation: 0x0000 0x04b0Comments: Microsoft View Available NetworksCompanyName: ©Microsoft Corporation.6.3.68234FileDescription: Microsoft CorporationFileVersion: 56.45.5669.5492InternalName: dllhost.exeLegalCopyright: © Microsoft Corporation. All rights reservedLegalTrademarks: Microsoft® Windows® Operating SystemOriginalFilename: dllhost.exeProductName: OperatingSystem.dllProductVersion: 56.45.5669.5492Assembly Version: 5.5.6085.6062

MSIL/TrojanDownloader.Agent.CQM also known as:

Lionic Trojan.Win32.Foreign.j!c
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Strictor.117802
FireEye Generic.mg.8d2535916f0b35b4
ALYac Gen:Variant.Strictor.117802
Cylance Unsafe
Zillya Downloader.Agent.Win32.407984
Sangfor Suspicious.Win32.Save.a
K7AntiVirus Trojan ( 700000121 )
Alibaba Ransom:Win32/Foreign.a5109867
K7GW Trojan ( 700000121 )
CrowdStrike win/malicious_confidence_100% (W)
Cyren W32/Trojan.NUQF-5956
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/TrojanDownloader.Agent.CQM
APEX Malicious
Kaspersky Trojan-Ransom.Win32.Foreign.nile
BitDefender Gen:Variant.Strictor.117802
NANO-Antivirus Trojan.Win32.RiskGen.eiroav
Tencent Win32.Trojan.Foreign.Ebgv
Ad-Aware Gen:Variant.Strictor.117802
Sophos Mal/Generic-S
Comodo Malware@#2idweraduzmcc
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_DLOADR.SMSL
McAfee-GW-Edition GenericRXKN-DL!8D2535916F0B
Emsisoft Gen:Variant.Strictor.117802 (B)
Ikarus Trojan-Downloader.MSIL.Agent
GData MSIL.Malware.Bucaspys.A
Jiangmin Trojan.Foreign.ggr
Webroot W32.Malware.Gen
Avira HEUR/AGEN.1108385
Antiy-AVL Trojan[Ransom]/Win32.Foreign
Kingsoft Win32.Troj.Gener.(kcloud)
Arcabit Trojan.Strictor.D1CC2A
Microsoft Backdoor:Win32/Bladabindi!ml
Cynet Malicious (score: 99)
McAfee GenericRXKN-DL!8D2535916F0B
MAX malware (ai score=81)
VBA32 Hoax.Foreign
Malwarebytes Generic.Malware/Suspicious
Panda Trj/GdSda.A
TrendMicro-HouseCall TROJ_DLOADR.SMSL
Rising Malware.Obfus/[email protected] (RDM.MSIL:WJRkuUyGJHQ0wR48jytATQ)
Yandex Trojan.DL.Agent!dlTco3NHoJ8
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.300983.susgen
Fortinet MSIL/Agent.CQM!tr.dldr
BitDefenderTheta Gen:NN.ZemsilF.34114.pm0@a4bmwWn
AVG Win32:Trojan-gen
Cybereason malicious.16f0b3
Avast Win32:Trojan-gen

How to remove MSIL/TrojanDownloader.Agent.CQM?

About the author

Robert Bailey

Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

Leave a Comment