PWS:AutoIt/Passup!rfn

Written by Robert Bailey

What is PWS:AutoIt/Passup!rfn infection?

In this article you will discover regarding the definition of PWS:AutoIt/Passup!rfn as well as its adverse effect on your computer. Such ransomware are a type of malware that is elaborated by online scams to demand paying the ransom money by a victim.

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Most of the situations, PWS:AutoIt/Passup!rfn ransomware will certainly instruct its targets to start funds move for the function of counteracting the changes that the Trojan infection has actually presented to the victim’s gadget.

PWS:AutoIt/Passup!rfn Summary

These alterations can be as adheres to:

  • A process attempted to delay the analysis task.;
  • At least one IP Address, Domain, or File Name was found in a crypto call;
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • A process created a hidden window;
  • Performs some HTTP requests;
  • The binary likely contains encrypted or compressed data.;
  • The executable is compressed using UPX;
  • Looks up the external IP address;
  • Uses Windows utilities for basic functionality;
  • Attempts to repeatedly call a single API many times in order to delay analysis time;
  • Installs itself for autorun at Windows startup;
  • Creates a hidden or system file;
  • Checks the version of Bios, possibly for anti-virtualization;
  • Checks the CPU name from registry, possibly for anti-virtualization;
  • Attempts to modify proxy settings;
  • Attempts to disable UAC;
  • Attempts to modify UAC prompt behavior;
  • Collects information to fingerprint the system;
  • Ciphering the records located on the sufferer’s disk drive — so the target can no longer use the information;
  • Preventing normal access to the target’s workstation;

Related domains:

z.whorecord.xyz Ransom:Win32/Blocker.40ee7943
a.tomx.xyz Ransom:Win32/Blocker.40ee7943
icanhazip.com Ransom:Win32/Blocker.40ee7943

PWS:AutoIt/Passup!rfn

The most regular networks whereby PWS:AutoIt/Passup!rfn are infused are:

  • By methods of phishing e-mails;
  • As an effect of individual winding up on a resource that hosts a destructive software program;

As soon as the Trojan is successfully injected, it will certainly either cipher the information on the victim’s PC or avoid the tool from working in a proper fashion – while additionally putting a ransom note that states the requirement for the targets to impact the payment for the function of decrypting the papers or bring back the file system back to the first condition. In a lot of circumstances, the ransom money note will come up when the customer restarts the COMPUTER after the system has actually already been harmed.

PWS:AutoIt/Passup!rfn distribution networks.

In different corners of the globe, PWS:AutoIt/Passup!rfn expands by jumps and also bounds. Nonetheless, the ransom notes and techniques of obtaining the ransom amount may vary relying on specific neighborhood (local) setups. The ransom money notes as well as tricks of extorting the ransom money amount might vary depending on certain local (regional) settings.

Ransomware injection

For example:

    Faulty alerts concerning unlicensed software application.

    In particular areas, the Trojans often wrongfully report having found some unlicensed applications made it possible for on the target’s tool. The sharp then demands the user to pay the ransom money.

    Faulty declarations concerning unlawful web content.

    In countries where software program piracy is less prominent, this method is not as efficient for the cyber frauds. Alternatively, the PWS:AutoIt/Passup!rfn popup alert may falsely assert to be stemming from a law enforcement institution as well as will certainly report having situated kid pornography or various other prohibited information on the tool.

    PWS:AutoIt/Passup!rfn popup alert may wrongly claim to be deriving from a legislation enforcement institution and will report having situated child porn or various other unlawful information on the gadget. The alert will similarly include a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: 01C1B9A3
md5: f58d5cf1f4b682aa14675ee41fe92d15
name: F58D5CF1F4B682AA14675EE41FE92D15.mlw
sha1: 3dab45d96e5b5b808464f40b1c36c8fd84805642
sha256: b4e9a21661f68ec56c0548aa559affa96449157b97212f2a9d08795802721158
sha512: 3711aaa30eb210dd272377edfa4edc7326fb71966ac175267d3d860b11a7be491d94bc7d14122e1cddc599358976419c179361386249f6410e21354dde55416e
ssdeep: 49152:0UTsam6xUsbHToqaUsbHTokjJUsbHToc:0aBUkTFaUkTvJUkT3
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

LegalCopyright: xa9 2003 - 2015 Microsoft Corporation
FileVersion: 7.12.23.95
Comments: Skype
FileDescription: Skype Technologies S.A.
Translation: 0x0809 0x04b0

PWS:AutoIt/Passup!rfn also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Spyware ( 004d8c0a1 )
DrWeb Trojan.DownLoad4.8161
Cynet Malicious (score: 100)
ALYac Trojan.Generic.22554653
Cylance Unsafe
Zillya Trojan.Blocker.Win32.63845
Alibaba Ransom:Win32/Blocker.40ee7943
K7GW Spyware ( 004d8c0a1 )
Cybereason malicious.1f4b68
Baidu Multi.Threats.InArchive
Symantec Trojan.Gen.MBT
ESET-NOD32 multiple detections
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Malware.Autoit-6961072-0
Kaspersky Trojan-Ransom.Win32.Blocker.kjjn
BitDefender AIT:Trojan.GenericTKA.26
NANO-Antivirus Trojan.Win32.AutoIt.euhbqm
MicroWorld-eScan AIT:Trojan.GenericTKA.26
Tencent Win32.Trojan.Blocker.Eddt
Ad-Aware AIT:Trojan.GenericTKA.26
Sophos Mal/Generic-S
Comodo Malware@#1o0wkqi1ky3gk
BitDefenderTheta AI:Packer.DBCB5E9518
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_GEN.R007C0GIG21
McAfee-GW-Edition BehavesLike.Win32.Ransomware.tc
FireEye Generic.mg.f58d5cf1f4b682aa
Emsisoft AIT:Trojan.GenericTKA.26 (B)
Avira TR/Spy.Autoit.akxqn
eGambit Unsafe.AI_Score_99%
Antiy-AVL Trojan/Generic.ASCommon.168
Microsoft PWS:AutoIt/Passup!rfn
GData Trojan.Generic.22554653 (3x)
AhnLab-V3 Malware/RL.Generic.R242862
McAfee Artemis!F58D5CF1F4B6
MAX malware (ai score=99)
VBA32 Hoax.Blocker
Malwarebytes Malware.AI.1013873878
Panda Trj/CI.A
TrendMicro-HouseCall TROJ_GEN.R007C0GIG21
Rising Spyware.AutoLOG/Autoit!1.C9CE (CLASSIC)
Ikarus Dropper.AutoIt
Fortinet W32/AutoIt.CB!tr
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove PWS:AutoIt/Passup!rfn virus?

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 PWS:AutoIt/Passup!rfn 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 PWS:AutoIt/Passup!rfn 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: http://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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