Trojan:Win32/Occamy.C19

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

What is Trojan:Win32/Occamy.C19 infection?

In this post you will find regarding the meaning of Trojan:Win32/Occamy.C19 and its unfavorable impact on your computer system. Such ransomware are a type of malware that is elaborated by on-line scams to demand paying the ransom by a victim.

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In the majority of the cases, Trojan:Win32/Occamy.C19 ransomware will certainly advise its sufferers to initiate funds transfer for the objective of reducing the effects of the amendments that the Trojan infection has presented to the sufferer’s gadget.

Trojan:Win32/Occamy.C19 Summary

These adjustments can be as follows:

  • 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.;
  • Attempts to connect to a dead IP:Port (254 unique times);
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • A process created a hidden window;
  • Uses Windows utilities for basic functionality;
  • 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!
  • 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.
  • Likely virus infection of existing system binary;
  • Creates a copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records located on the target’s hard drive — so the sufferer can no longer utilize the information;
  • Preventing routine accessibility 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.xyzRansom/W32.Phobos.366592
a.tomx.xyzRansom/W32.Phobos.366592

Trojan:Win32/Occamy.C19

One of the most typical networks through which Trojan:Win32/Occamy.C19 Trojans are infused are:

  • By ways of phishing e-mails;
  • As a repercussion of user winding up on a resource that hosts a harmful software application;

As soon as the Trojan is effectively injected, it will certainly either cipher the information on the target’s computer or avoid the gadget from functioning in a correct fashion – while also placing a ransom note that mentions the need for the sufferers to impact the payment for the function of decrypting the files or bring back the data system back to the preliminary problem. In the majority of circumstances, the ransom note will turn up when the client reboots the COMPUTER after the system has actually already been harmed.

Trojan:Win32/Occamy.C19 circulation networks.

In different corners of the world, Trojan:Win32/Occamy.C19 grows by jumps and bounds. Nonetheless, the ransom notes and also methods of obtaining the ransom money quantity might differ relying on specific neighborhood (regional) settings. The ransom notes and also tricks of obtaining the ransom quantity may vary depending on specific regional (local) setups.

Ransomware injection

For example:

    Faulty informs about unlicensed software program.

    In certain areas, the Trojans often wrongfully report having detected some unlicensed applications allowed on the victim’s device. The sharp then requires the individual to pay the ransom money.

    Faulty statements concerning unlawful material.

    In countries where software piracy is much less preferred, this technique is not as efficient for the cyber frauds. Additionally, the Trojan:Win32/Occamy.C19 popup alert might falsely declare to be stemming from a law enforcement establishment and will certainly report having situated child porn or other prohibited data on the device.

    Trojan:Win32/Occamy.C19 popup alert may wrongly assert to be obtaining from a law enforcement establishment as well as will report having located youngster porn or other illegal information on the device. The alert will likewise include a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: 831CEE53
md5: 9ae6307c172e934a3edbcb71c9f36da2
name: 9AE6307C172E934A3EDBCB71C9F36DA2.mlw
sha1: e1b50042004aa0270c8ae3efcf8b4fc5fa0e3e80
sha256: 1971c4246c3a50f607e449809d358f0d1281276461d39f2667563c9f377c7d5c
sha512: d7e12df24cafe8ecdd4c5180879db15079770ccfdcf4e0fe2992f4112f423f2f1b519f576e137a8e79ddbdbbb15eb28a559315a1869748980418238a45422c7d
ssdeep: 3072:LImtGuUQ/+p7fz7CYEonlkmvphSaRlAUZh4XbMOKkCH9h/XHA+Mf8DAw9FrqDm0:cmtZqlc52h48kCdh4SDAqeU1Yo2ykq
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) phyllopodium.exe 2019
InternalName: 0,8,2,5
FileVersion: 0.8.2.5
CompanyName: nonbulbar
ProductName: swizzling.exe
ProductVersion: batterable
FileDescription: geomancies
OriginalFilename: RID
Translation: 0x0409 0x04b0

Trojan:Win32/Occamy.C19 also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware2
Elasticmalicious (high confidence)
DrWebTrojan.Encoder.28626
MicroWorld-eScanTrojan.GenericKD.41557083
FireEyeGeneric.mg.9ae6307c172e934a
McAfeeGenericRXII-BT!9AE6307C172E
CylanceUnsafe
ZillyaTrojan.Filecoder.Win32.9779
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 00550b981 )
AlibabaBackdoor:Win32/Androm.5434f1c0
K7GWTrojan ( 00550b981 )
Cybereasonmalicious.c172e9
ArcabitTrojan.Generic.D27A1C5B
BitDefenderThetaGen:NN.ZexaF.34590.wu0@aGff!7pi
CyrenW32/Kryptik.ADQ.gen!Eldorado
SymantecML.Attribute.HighConfidence
ESET-NOD32Win32/Filecoder.Phobos.C
APEXMalicious
AvastWin32:Trojan-gen
KasperskyBackdoor.Win32.Androm.tcxf
BitDefenderTrojan.GenericKD.41557083
NANO-AntivirusTrojan.Win32.Androm.fvnwmh
Paloaltogeneric.ml
AegisLabTrojan.Win32.Androm.m!c
TencentMalware.Win32.Gencirc.1169dfc9
Ad-AwareTrojan.GenericKD.41557083
TACHYONRansom/W32.Phobos.366592
EmsisoftTrojan.GenericKD.41557083 (B)
F-SecureTrojan.TR/AD.PhobosRansom.knzgo
VIPRETrojan.Win32.Generic!BT
TrendMicroBackdoor.Win32.NANOBOT.SMY
McAfee-GW-EditionGenericRXII-BT!9AE6307C172E
SophosMal/Generic-S
SentinelOneStatic AI – Suspicious PE
JiangminTrojan.Chapak.baq
eGambitUnsafe.AI_Score_91%
AviraTR/AD.PhobosRansom.knzgo
Antiy-AVLTrojan[Backdoor]/Win32.Androm
MicrosoftTrojan:Win32/Occamy.C19
ZoneAlarmBackdoor.Win32.Androm.tcxf
GDataTrojan.GenericKD.41557083
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win32.NanoBot.R295744
Acronissuspicious
VBA32BScope.Trojan.Meterpreter
ALYacTrojan.Ransom.Phobos
MAXmalware (ai score=100)
MalwarebytesGeneric.Malware/Suspicious
ZonerTrojan.Win32.82565
TrendMicro-HouseCallBackdoor.Win32.NANOBOT.SMY
RisingBackdoor.Androm!8.113 (TFE:5:VeO0V1eD7qG)
YandexTrojan.GenAsa!xnFlCMqJYrw
FortinetW32/Kryptik.GVIM!tr
AVGWin32:Trojan-gen
PandaTrj/CI.A
CrowdStrikewin/malicious_confidence_80% (D)
Qihoo-360Win32/Backdoor.210

How to remove Trojan:Win32/Occamy.C19 ransomware?

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 Trojan:Win32/Occamy.C19 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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Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Trojan:Win32/Occamy.C19 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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