Win32/Lockscreen. Pu

Win32/Lockscreen. Pu

What is Win32/LockScreen.PU infection?

In this article you will find regarding the meaning of Win32/LockScreen.PU and its unfavorable influence on your computer. Such ransomware are a form of malware that is elaborated by on the internet fraudulences to require paying the ransom money by a sufferer.

Most of the instances, Win32/LockScreen.PU ransomware will instruct its victims to start funds transfer for the purpose of neutralizing the modifications that the Trojan infection has introduced to the target’s tool.

Win32/LockScreen.PU Summary

These alterations can be as complies with:

  • Repeatedly searches for a not-found browser, may want to run with startbrowser=1 option;
  • Performs some HTTP requests;
  • Unconventionial binary language: Russian;
  • Unconventionial language used in binary resources: Russian;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • 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
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records located on the target’s disk drive — so the target can no longer utilize the data;
  • Preventing normal access 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.
edgedl.me.gvt1.comTrojan-Ransom.Win32.PinkBlocker.ux

Win32/LockScreen.PU

One of the most normal networks whereby Win32/LockScreen.PU are infused are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As a repercussion of customer winding up on a resource that holds a destructive software application;

As quickly as the Trojan is effectively infused, it will either cipher the data on the sufferer’s PC or protect against the tool from working in an appropriate fashion – while likewise putting a ransom note that states the demand for the victims to effect the payment for the purpose of decrypting the papers or restoring the documents system back to the initial condition. In most instances, the ransom note will show up when the customer reboots the PC after the system has actually currently been harmed.

Win32/LockScreen.PU circulation networks.

In different edges of the world, Win32/LockScreen.PU grows by jumps and also bounds. However, the ransom money notes and methods of extorting the ransom quantity may differ relying on certain neighborhood (regional) setups. The ransom notes as well as methods of extorting the ransom money quantity may vary depending on specific neighborhood (local) settings.

For instance:

    Faulty notifies regarding unlicensed software application.

    In certain locations, the Trojans commonly wrongfully report having actually spotted some unlicensed applications made it possible for on the sufferer’s tool. The alert then demands the individual to pay the ransom.

    Faulty statements regarding illegal material.

    In countries where software program piracy is much less popular, this method is not as effective for the cyber frauds. Additionally, the Win32/LockScreen.PU popup alert might falsely assert to be originating from a police institution and also will certainly report having located child porn or other prohibited information on the tool.

    Win32/LockScreen.PU popup alert may incorrectly declare to be acquiring from a law enforcement establishment and also will report having located kid porn or various other prohibited data on the device. The alert will in a similar way consist of a need for the individual to pay the ransom.

Technical details

File Info:

crc32: B654DAA9md5: 72ab1da993baf1cf6ef0fd40c14f5b80name: 72AB1DA993BAF1CF6EF0FD40C14F5B80.mlwsha1: 04e389acffac9cf245e13e7669d1b9a6ec899e90sha256: cd735055f0d876bd0abce4fed9c26140b94bab3b2fb8a825172a2617c5fe2da6sha512: 2c57e5846da6a3e2be156f526539aaa53540c3914919794db92b3be089493c5d97757ec42ee69e1a7fb4b1bc8f97bce2fb81a264ea1898f5f628e0dbb440ae7bssdeep: 3072:QmxL5psP0c5VW5P/aJbqLmoAURUFISu2xLWPI/HI3jJRqMy:fxL5qs0s9+wTAkSxWPwHI3jitype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2009InternalName: InstallerFileVersion: 3, 23, 1, 1ProductName: InstallerProductVersion: 3, 23, 1, 11FileDescription: InstallerOriginalFilename: InstallerTranslation: 0x0419 0x04b0

Win32/LockScreen.PU also known as:

GridinSoftTrojan.Ransom.Gen
K7AntiVirusRiskware ( 0040eff71 )
Elasticmalicious (high confidence)
DrWebTrojan.Winlock.1176
ALYacGen:Trojan.Heur.iu0@!h3T05ik
MalwarebytesMalware.AI.596253126
ZillyaTrojan.PinkBlocker.Win32.288
SangforTrojan.Win32.Save.a
BitDefenderGen:Trojan.Heur.iu0@!h3T05ik
K7GWRiskware ( 0040eff71 )
Cybereasonmalicious.993baf
CyrenW32/Risk.SSUN-3578
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/LockScreen.PU
APEXMalicious
CynetMalicious ()
KasperskyTrojan-Ransom.Win32.PinkBlocker.ux
AlibabaRansom:Win32/PinkBlocker.6a16ca7d
NANO-AntivirusTrojan.Win32.PinkBlocker.bkvfr
ViRobotSpyware.Ransom.PinkBlocker.143360.A
MicroWorld-eScanGen:Trojan.Heur.iu0@!h3T05ik
Ad-AwareGen:Trojan.Heur.iu0@!h3T05ik
SophosMal/Generic-S
ComodoMalware@#2e2kjpjxdelx8
BitDefenderThetaAI:Packer.19CAF94D1C
VIPRETrojan.Win32.Generic.pak!cobra
TrendMicroTROJ_RANSOM.HO
McAfee-GW-EditionBehavesLike.Win32.Trojan.cc
FireEyeGeneric.mg.72ab1da993baf1cf
EmsisoftGen:Trojan.Heur.iu0@!h3T05ik (B)
SentinelOneStatic AI – Suspicious PE
WebrootW32.Orsam.Gen
AviraTR/Dropper.Gen
MicrosoftTrojan:Win32/Orsam!rts
AegisLabTrojan.Win32.PinkBlocker.j!c
GDataGen:Trojan.Heur.iu0@!h3T05ik
McAfeeArtemis!72AB1DA993BA
VBA32TScope.Malware-Cryptor.SB
PandaGeneric Malware
TrendMicro-HouseCallTROJ_RANSOM.HO
RisingTrojan.Generic@ML.100 (RDML:bMQc2LSdIhkhy2Bw4GeT5Q)
YandexTrojan.GenAsa!IxnSB4I8VUI
IkarusTrojan-Dropper.Win32.Blocker
FortinetW32/LockScreen.20580!tr
Maya Lin-Takahashi
Author

Maya Lin-Takahashi

Maya is a hardware enthusiast who tests and reviews smart home devices, smartphones, wearables, and audio gear. She focuses on practical consumer value and build quality.