Win32/Packed.Themida.GZV

What is Win32/Packed.Themida.GZV infection?

In this short article you will locate about the interpretation of Win32/Packed.Themida.GZV and its adverse effect on your computer system. Such ransomware are a kind of malware that is clarified by on the internet scams to require paying the ransom by a sufferer.

Most of the cases, Win32/Packed.Themida.GZV ransomware will advise its sufferers to initiate funds transfer for the function of neutralizing the modifications that the Trojan infection has presented to the sufferer’s gadget.

Win32/Packed.Themida.GZV 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.
  • A process attempted to delay the analysis task.;
  • Expresses interest in specific running processes;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Checks for the presence of known windows from debuggers and forensic tools;
  • The following process appear to have been packed with Themida: marg.exe;
  • Checks for the presence of known devices from debuggers and forensic tools;
  • Detects the presence of Wine emulator via registry key;
  • Checks the version of Bios, possibly for anti-virtualization;
  • Detects VirtualBox through the presence of a registry key;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers located on the target’s disk drive — so the target can no more use the information;
  • Preventing normal accessibility to the sufferer’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
jload04.info BehavesLike.Win32.Ransom.vc

Win32/Packed.Themida.GZV

The most typical networks whereby Win32/Packed.Themida.GZV Ransomware Trojans are infused are:

  • By ways of phishing e-mails;
  • As a consequence of customer ending up on a source that holds a malicious software program;

As soon as the Trojan is effectively injected, it will either cipher the data on the target’s computer or prevent the device from functioning in a correct manner – while likewise putting a ransom note that mentions the need for the victims to impact the repayment for the purpose of decrypting the papers or bring back the data system back to the preliminary problem. In the majority of instances, the ransom money note will certainly show up when the customer restarts the PC after the system has actually currently been harmed.

Win32/Packed.Themida.GZV distribution channels.

In different edges of the world, Win32/Packed.Themida.GZV expands by leaps and bounds. Nonetheless, the ransom money notes as well as methods of obtaining the ransom money quantity may differ depending upon specific regional (regional) setups. The ransom money notes and also methods of obtaining the ransom money amount might vary depending on specific neighborhood (regional) setups.

Ransomware injection

As an example:

    Faulty signals about unlicensed software.

    In specific locations, the Trojans frequently wrongfully report having found some unlicensed applications made it possible for on the target’s device. The alert then demands the user to pay the ransom.

    Faulty declarations about prohibited material.

    In nations where software program piracy is less preferred, this technique is not as effective for the cyber frauds. Alternatively, the Win32/Packed.Themida.GZV popup alert may falsely claim to be deriving from a law enforcement establishment as well as will certainly report having situated youngster pornography or various other illegal data on the device.

    Win32/Packed.Themida.GZV popup alert may incorrectly claim to be deriving from a regulation enforcement establishment and will certainly report having located child pornography or other unlawful data on the device. The alert will likewise contain a requirement for the user to pay the ransom money.

Technical details

File Info:

crc32: 82DFEEC1md5: 990b4d168997fda50171d2db7c67a423name: marg.exesha1: a682ddeb4dc64c9f3bc1e58575b7fa510c689ce4sha256: 2bbf1a958efb4839f88cdabc6486df1f117ee81c6cd26675e06b6e4bf443e149sha512: f3acd8094cd6bc23347c18acfb6a8cba2f34303898645c57cfcdcdb9d0173efef330732810abd313335adba93b883d578e45e9c15ce81cf7d86c2a8dba37ed96ssdeep: 49152:577zIq8PUNAgek+uNbJDE8Pm6D8nQZ7ogvD/u01B9JirbZWpt:17zmPUNCkNbxXuM8nQ7tT1B9wPZtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: InternalName: FileVersion: 1.1.30.00ProductName: ProductVersion: 1.1.30.00FileDescription: OriginalFilename: Translation: 0x0409 0x04b0

Win32/Packed.Themida.GZV also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.ThemidaPTN.Trojan
DrWeb Trojan.Siggen9.15953
FireEye Generic.mg.990b4d168997fda5
McAfee Artemis!990B4D168997
Cylance Unsafe
AegisLab Trojan.Win32.Dapato.b!c
K7AntiVirus Trojan ( 00559ab31 )
K7GW Trojan ( 00559ab31 )
Cybereason malicious.b4dc64
Symantec Trojan.Gen.MBT
APEX Malicious
Avast Win32:Malware-gen
GData Win32.Trojan.Ilgergop.K0YV1O
Kaspersky HEUR:Trojan-Dropper.Win32.Dapato.vho
Alibaba Packed:Win32/Themida.df0ef86a
NANO-Antivirus Trojan.Win32.Dapato.hcznex
Tencent Win32.Trojan.Agent.Hryp
Sophos Mal/Generic-S
Comodo Malware@#1quysxhr3gxbx
F-Secure Heuristic.HEUR/AGEN.1038489
Invincea heuristic
McAfee-GW-Edition BehavesLike.Win32.Ransom.vc
Ikarus Trojan-Downloader.Win32.Autohk
Cyren W32/Trojan.MKCW-3311
MaxSecure Trojan.Malware.300983.susgen
Avira HEUR/AGEN.1038489
Endgame malicious (high confidence)
ZoneAlarm HEUR:Trojan-Dropper.Win32.Dapato.vho
Microsoft Trojan:Win32/Occamy.C
Acronis suspicious
Malwarebytes Trojan.Downloader.AHK.Themida
ESET-NOD32 a variant of Win32/Packed.Themida.GZV
TrendMicro-HouseCall TROJ_GEN.R002H07BR20
Rising Dropper.Dapato!8.2A2 (CLOUD)
SentinelOne DFI – Malicious PE
eGambit Unsafe.AI_Score_99%
Fortinet W32/Themida.ASK!tr
AVG Win32:Malware-gen
Paloalto generic.ml
CrowdStrike win/malicious_confidence_100% (W)
Qihoo-360 Win32/Trojan.Dropper.fba

How to remove Win32/Packed.Themida.GZV ransomware?

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 Win32/Packed.Themida.GZV 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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