Trojan.Agent.CMUJ

Written by Robert Bailey

What is Trojan.Agent.CMUJ infection?

In this short article you will find about the interpretation of Trojan.Agent.CMUJ and also its adverse influence on your computer system. Such ransomware are a type of malware that is clarified by online scams to demand paying the ransom money by a victim.

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In the majority of the instances, Trojan.Agent.CMUJ ransomware will certainly advise its sufferers to initiate funds move for the purpose of reducing the effects of the amendments that the Trojan infection has actually introduced to the sufferer’s gadget.

Trojan.Agent.CMUJ Summary

These alterations can be as complies with:

  • 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.
  • Possible date expiration check, exits too soon after checking local time;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents situated on the target’s hard disk drive — so the sufferer can no more make use of the data;
  • Preventing routine access to the victim’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 Ransom.Exxroute.A4
a.tomx.xyz Ransom.Exxroute.A4

Trojan.Agent.CMUJ

The most typical networks whereby Trojan.Agent.CMUJ 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 customer ending up on a resource that holds a destructive software;

As quickly as the Trojan is successfully infused, it will certainly either cipher the information on the target’s computer or avoid the device from functioning in a proper fashion – while also placing a ransom money note that discusses the need for the sufferers to impact the payment for the objective of decrypting the records or restoring the data system back to the first condition. In many circumstances, the ransom money note will show up when the customer restarts the COMPUTER after the system has actually currently been damaged.

Trojan.Agent.CMUJ circulation channels.

In different corners of the globe, Trojan.Agent.CMUJ expands by leaps and bounds. Nonetheless, the ransom notes as well as tricks of obtaining the ransom money amount might vary depending on particular local (local) settings. The ransom notes and tricks of obtaining the ransom money quantity may differ depending on specific neighborhood (regional) settings.

Ransomware injection

For instance:

    Faulty informs concerning unlicensed software.

    In particular areas, the Trojans usually wrongfully report having detected some unlicensed applications allowed on the victim’s device. The alert after that requires the customer to pay the ransom money.

    Faulty declarations about illegal web content.

    In nations where software program piracy is much less prominent, this method is not as efficient for the cyber fraudulences. Conversely, the Trojan.Agent.CMUJ popup alert may falsely assert to be stemming from a police establishment as well as will report having located youngster porn or various other prohibited information on the device.

    Trojan.Agent.CMUJ popup alert might falsely assert to be acquiring from a law enforcement establishment and will report having situated youngster porn or other illegal data on the tool. The alert will in a similar way have a need for the user to pay the ransom money.

Technical details

File Info:

crc32: 2E3165E6
md5: 9b64e03284ed47e13d7d2e1c01f4e25c
name: 9B64E03284ED47E13D7D2E1C01F4E25C.mlw
sha1: afa22c0b1470d07debce5f9cdf72558ed78005a4
sha256: dcba96f2d7982121348bece5decc679f47306b0927a9ca7ff6652cacca2ac582
sha512: 8879444d8e90205ed8113290817019349c05406fb696d067934df47e8e82b714214f0d3c336f80fa3c2d6600353df6a83b0605c7098cebc34afe3938af01794d
ssdeep: 12288:kd/nY+98OpSTDG0PQUel4/whAkqhpMLGivKGYKVR:c/b98OpS/m4IhxC6dj
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan.Agent.CMUJ also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.Agent.CMUJ
FireEye Generic.mg.9b64e03284ed47e1
CAT-QuickHeal Ransom.Exxroute.A4
McAfee Ransomware-GFM!9B64E03284ED
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Malware
K7AntiVirus Trojan-Downloader ( 004d47d61 )
BitDefender Trojan.Agent.CMUJ
K7GW Trojan-Downloader ( 004d47d61 )
Cybereason malicious.284ed4
Baidu Win32.Trojan.Kryptik.rb
Cyren W32/Nymaim.BZ.gen!Eldorado
Symantec Packed.Generic.493
APEX Malicious
Avast Win32:TrojanX-gen [Trj]
ClamAV Win.Trojan.Tofsee-6345150-0
Kaspersky HEUR:Trojan.Win32.Generic
Alibaba TrojanDownloader:Win32/Nymaim.7ae67242
NANO-Antivirus Trojan.Win32.Cryptoff.esrbhw
AegisLab Trojan.Win32.Cryptoff.j!c
Tencent Malware.Win32.Gencirc.10b770c4
Ad-Aware Trojan.Agent.CMUJ
TACHYON Ransom/W32.Cryptoff.536064.E
Emsisoft Trojan.Agent.CMUJ (B)
Comodo Backdoor.Win32.Tofsee.FV@7l1ow1
F-Secure Heuristic.HEUR/AGEN.1120892
DrWeb Trojan.Siggen7.29857
Zillya Trojan.Cryptoff.Win32.449
TrendMicro Ransom_CERBER.SMALY0
McAfee-GW-Edition BehavesLike.Win32.Ransomware.hc
Sophos ML/PE-A + Mal/Elenoocka-E
Ikarus Trojan-Downloader.Nymaim
Jiangmin Trojan.Cryptoff.cq
MaxSecure Trojan.Malware.300983.susgen
Avira HEUR/AGEN.1120892
Antiy-AVL Trojan/Win32.TSGeneric
Microsoft TrojanDownloader:Win32/Nymaim.K
Arcabit Trojan.Agent.CMUJ
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Trojan.Agent.CMUJ
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Cryptoff.R208821
Acronis suspicious
BitDefenderTheta Gen:NN.ZexaF.34804.GmW@aG2OtAb
ALYac Trojan.Agent.CMUJ
MAX malware (ai score=100)
VBA32 Trojan-Ransom.Cryptoff
Malwarebytes Trojan.Nymaim
Panda Trj/Genetic.gen
ESET-NOD32 Win32/TrojanDownloader.Nymaim.BA
TrendMicro-HouseCall Ransom_CERBER.SMALY0
Rising Trojan.Generic@ML.100 (RDMK:LgYplN3Sy/OmCI6WuxKHkA)
Yandex Trojan.Kryptik!0GsJCvc0oLU
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_97%
Fortinet W32/Kryptik.FXFR!tr
AVG Win32:TrojanX-gen [Trj]
Paloalto generic.ml
CrowdStrike win/malicious_confidence_100% (W)
Qihoo-360 HEUR/QVM20.1.7C4C.Malware.Gen

How to remove Trojan.Agent.CMUJ virus?

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

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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 Trojan.Agent.CMUJ 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 Trojan.Agent.CMUJ 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/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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