NSIS/Injector.PA

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

What is NSIS/Injector.PA infection?

In this short article you will certainly locate concerning the meaning of NSIS/Injector.PA and its negative influence on your computer. Such ransomware are a form of malware that is specified by on the internet scams to demand paying the ransom by a sufferer.

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In the majority of the cases, NSIS/Injector.PA virus will advise its sufferers to initiate funds move for the function of counteracting the changes that the Trojan infection has actually introduced to the sufferer’s gadget.

NSIS/Injector.PA Summary

These modifications 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.
  • Compression (or decompression);
  • Attempts to connect to a dead IP:Port (4 unique times);
  • Enumerates user accounts on the system;
  • 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.;
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • Creates an excessive number of UDP connection attempts to external IP addresses;
  • Performs some HTTP requests;
  • Attempts to modify desktop wallpaper;
  • Exhibits behavior characteristic of Cerber ransomware;
  • Attempts to execute a binary from a dead or sinkholed URL;
  • 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.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Attempts to access Bitcoin/ALTCoin wallets;
  • Collects information to fingerprint the system. There are behavioral human characteristics that can be used to digitally identify a person to grant access to systems, devices, or data. Unlike passwords and verification codes, fingerprints are fundamental parts of user’s identities. Among the threats blocked on biometric data processing and storage systems is spyware, the malware used in phishing attacks (mostly spyware downloaders and droppers), ransomware, and Banking Trojans as posing the greatest danger.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers found on the sufferer’s hard disk drive — so the target can no more utilize the information;
  • Preventing routine access 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
api.blockcypher.comRansom.Cerber.B
btc.blockr.ioRansom.Cerber.B
bitaps.comRansom.Cerber.B
chain.soRansom.Cerber.B
ocsp.digicert.comRansom.Cerber.B
p27dokhpz2n7nvgr.1lseoi.topRansom.Cerber.B

NSIS/Injector.PA

The most typical networks where NSIS/Injector.PA Trojans are infused are:

  • By ways of phishing emails;
  • As a consequence of customer ending up on a resource that organizes a malicious software;

As quickly as the Trojan is effectively injected, it will either cipher the information on the victim’s computer or prevent the device from operating in a proper way – while likewise placing a ransom money note that discusses the need for the targets to effect the payment for the function of decrypting the papers or bring back the documents system back to the first condition. In the majority of circumstances, the ransom money note will certainly show up when the client reboots the COMPUTER after the system has already been harmed.

NSIS/Injector.PA circulation channels.

In different corners of the world, NSIS/Injector.PA expands by leaps and bounds. Nonetheless, the ransom notes and also tricks of extorting the ransom amount may vary relying on certain neighborhood (regional) settings. The ransom money notes as well as methods of obtaining the ransom money quantity may differ depending on specific neighborhood (regional) setups.

Ransomware injection

For instance:

    Faulty signals concerning unlicensed software application.

    In specific areas, the Trojans often wrongfully report having found some unlicensed applications enabled on the target’s device. The alert then requires the individual to pay the ransom.

    Faulty declarations regarding illegal content.

    In countries where software program piracy is much less preferred, this method is not as efficient for the cyber frauds. Alternatively, the NSIS/Injector.PA popup alert may wrongly claim to be originating from a police organization and also will report having located youngster pornography or various other unlawful data on the gadget.

    NSIS/Injector.PA popup alert might falsely claim to be acquiring from a law enforcement institution and also will certainly report having located child pornography or various other unlawful information on the tool. The alert will in a similar way consist of a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: 697D7E39
md5: a5208db68c3515ca963d535d805429b6
name: A5208DB68C3515CA963D535D805429B6.mlw
sha1: a1b8e6b13c5102b150315e2cfe51bf2c2c04e0b1
sha256: 9dcc4bb83a1c2431d969882deb0eea5ab4acce5ad8405ce50c5adffabbb2a261
sha512: 702158d8ad40d0a44dff955a1d38af01cf0595ffde28e122526dd2f30685842b4bedaa56c0ca38964f31eb3e9e64001a0758cb58bcb3b0be19b8362d2d7801be
ssdeep: 6144:BB+pgUYGi2CjzaFFD6pzbkd89n15+z593oHHFz2hzhtJFhQMbrIq3UgkxGk6p7Nv:BgQGi2c+OUCEV93onaJ3XuxX67
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

NSIS/Injector.PA also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 00501a351 )
Elasticmalicious (high confidence)
DrWebTrojan.Encoder.4691
CynetMalicious (score: 99)
CAT-QuickHealRansom.Cerber.B
ALYacTrojan.RansomKD.12614023
CylanceUnsafe
SangforTrojan.Win32.Generic.8
CrowdStrikewin/malicious_confidence_80% (D)
K7GWTrojan ( 00501a351 )
Cybereasonmalicious.68c351
SymantecRansom.Cerber
ESET-NOD32NSIS/Injector.PA
APEXMalicious
AvastWin32:Malware-gen
KasperskyHEUR:Trojan-Ransom.Win32.Zerber.gen
BitDefenderTrojan.RansomKD.12614023
NANO-AntivirusTrojan.Nsis.Zerber.ekfqbr
MicroWorld-eScanTrojan.RansomKD.12614023
TencentWin32.Trojan.Raas.Auto
Ad-AwareTrojan.RansomKD.12614023
SophosML/PE-A + Mal/Cerber-AA
VIPRETrojan.Win32.Generic!BT
TrendMicroPossible_Cerber-13
McAfee-GW-EditionBehavesLike.Win32.ObfusRansom.fc
FireEyeGeneric.mg.a5208db68c3515ca
EmsisoftTrojan.RansomKD.12614023 (B)
AviraTR/Dropper.Gen
MicrosoftRansom:Win32/Cerber.H
AegisLabTrojan.Win32.Generic.4!c
GDataTrojan.RansomKD.12614023
AhnLab-V3Trojan/Win32.Cerber.C1729888
McAfeeArtemis!A5208DB68C35
MAXmalware (ai score=99)
PandaTrj/CI.A
TrendMicro-HouseCallPossible_Cerber-13
FortinetW32/Injector.SH!tr
AVGWin32:Malware-gen
Paloaltogeneric.ml

How to remove NSIS/Injector.PA 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

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 NSIS/Injector.PA 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove NSIS/Injector.PA 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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