Trojan:Win32/Occamy.C3C

What is Trojan:Win32/Occamy.C3C infection?

In this article you will certainly locate regarding the interpretation of Trojan:Win32/Occamy.C3C and also its negative effect on your computer system. Such ransomware are a kind of malware that is elaborated by on the internet fraudulences to require paying the ransom by a sufferer.

In the majority of the instances, Trojan:Win32/Occamy.C3C infection will certainly advise its victims to start funds move for the objective of counteracting the amendments that the Trojan infection has presented to the victim’s tool.

Trojan:Win32/Occamy.C3C Summary

These alterations can be as adheres to:

  • Possible date expiration check, exits too soon after checking local time;
  • A process attempted to delay the analysis task.;
  • At least one IP Address, Domain, or File Name was found in a crypto call;
  • A process created a hidden window;
  • 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.
  • Unconventionial language used in binary resources: Ukrainian;
  • Deletes its original binary from disk;
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config;
  • Steals private information from local Internet browsers;
  • 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;
  • Writes a potential ransom message to disk;
  • 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.
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the records situated on the sufferer’s disk drive — so the sufferer can no longer use the data;
  • Preventing routine accessibility 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.

Trojan:Win32/Occamy.C3C

One of the most regular channels whereby Trojan:Win32/Occamy.C3C Ransomware are infused are:

  • By means of phishing e-mails;
  • As an effect of customer ending up on a resource that holds a destructive software application;

As soon as the Trojan is effectively injected, it will either cipher the information on the victim’s computer or avoid the tool from operating in a correct fashion – while also positioning a ransom money note that discusses the need for the targets to effect the payment for the purpose of decrypting the documents or recovering the data system back to the preliminary condition. In many circumstances, the ransom note will certainly come up when the client restarts the PC after the system has actually currently been harmed.

Trojan:Win32/Occamy.C3C distribution channels.

In different corners of the globe, Trojan:Win32/Occamy.C3C expands by leaps as well as bounds. Nevertheless, the ransom notes as well as methods of extorting the ransom quantity may vary relying on certain local (local) settings. The ransom notes as well as methods of obtaining the ransom money quantity may differ depending on particular regional (local) settings.

Ransomware injection

For instance:

    Faulty informs regarding unlicensed software.

    In certain areas, the Trojans often wrongfully report having found some unlicensed applications made it possible for on the victim’s gadget. The sharp after that requires the individual to pay the ransom.

    Faulty statements regarding illegal content.

    In countries where software piracy is much less popular, this technique is not as effective for the cyber frauds. Additionally, the Trojan:Win32/Occamy.C3C popup alert may falsely claim to be deriving from a law enforcement institution and will report having located child porn or other unlawful data on the tool.

    Trojan:Win32/Occamy.C3C popup alert might falsely claim to be obtaining from a legislation enforcement establishment and will certainly report having situated youngster pornography or various other illegal information on the device. The alert will in a similar way consist of a demand for the customer to pay the ransom.

Technical details

File Info:

crc32: 85D41351md5: 15165ec87de2988509cebad3430e5d37name: 15165EC87DE2988509CEBAD3430E5D37.mlwsha1: 7a46a8b42a2c3044d180a250c63cc73f6b006005sha256: 3c3d99c244bd9c565da00c51801d5e71fb547e817955ea2aa676711c0dd7b8d8sha512: 7934e65cdd46763c63fea4bad4a42a1a59eab8b4fd4000b78474d434e9a1f3e0233ec560f1c6ebf8bd61cbbc6c3423d21a4a7bb0f35d42efd6390e1df8c7341bssdeep: 12288:Du8ZeZBXWqCNB+95qnuQq9AbcXgfAqnucn:TEZltCy+uQoicXn+uotype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan:Win32/Occamy.C3C also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 7000000f1 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.14726
Cynet Malicious (score: 100)
ALYac Trojan.Ransom.Pendor
Cylance Unsafe
Zillya Trojan.Generic.Win32.626354
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (W)
Alibaba Trojan:Win32/Filecoder.895aae8a
K7GW Trojan ( 7000000f1 )
Cybereason malicious.87de29
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Filecoder.NPK
APEX Malicious
Avast Win32:Malware-gen
Kaspersky UDS:DangerousObject.Multi.Generic
BitDefender Generic.Ransom.Pendor.7E639F75
NANO-Antivirus Trojan.Win32.Delphi.estvfo
ViRobot Trojan.Win32.Z.Agent.499200.BT
MicroWorld-eScan Generic.Ransom.Pendor.7E639F75
Tencent Win32.Trojan.Raas.Auto
Ad-Aware Generic.Ransom.Pendor.7E639F75
Sophos Mal/Generic-R + Troj/Ransom-ERD
BitDefenderTheta AI:Packer.875AC1B119
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_PENDOR.A
McAfee-GW-Edition BehavesLike.Win32.Picsys.gh
FireEye Generic.mg.15165ec87de29885
Emsisoft Generic.Ransom.Pendor.7E639F75 (B)
SentinelOne Static AI – Suspicious PE
Webroot W32.Trojan.Gen
Avira DR/Delphi.Gen
eGambit Unsafe.AI_Score_96%
Microsoft Trojan:Win32/Occamy.C3C
GData Win32.Trojan-Ransom.Pendor.B
TACHYON Trojan/W32.DP-Agent.499200.I
AhnLab-V3 Trojan/Win32.Ransom.C2154325
McAfee Artemis!15165EC87DE2
VBA32 BScope.Trojan.Encoder
Panda Trj/CI.A
TrendMicro-HouseCall Ransom_PENDOR.A
Rising Trojan.Generic!8.C3 (CLOUD)
Yandex Trojan.Agent!/Jd6MH1u8Co
Ikarus Trojan-Ransom.Pendor
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Pendor_V1!tr.ransom
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Generic.HykCMbsA

How to remove Trojan:Win32/Occamy.C3C 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

Run the setup file.

Run Setup.exe
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 Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

If the guide doesn’t help you to remove Trojan:Win32/Occamy.C3C you can always ask me in the comments for getting help.

References

    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.

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