Written by Robert Bailey

What is Trojan:Win32/Vlsoco infection?

In this post you will discover about the meaning of Trojan:Win32/Vlsoco and its negative effect on your computer system. Such ransomware are a form of malware that is elaborated by on the internet fraudulences to demand paying the ransom by a sufferer.

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Most of the instances, Trojan:Win32/Vlsoco virus will instruct its targets to start funds transfer for the function of counteracting the modifications that the Trojan infection has presented to the sufferer’s tool.

Trojan:Win32/Vlsoco Summary

These adjustments can be as complies with:

  • Executable code extraction;
  • Creates RWX memory;
  • Mimics the system’s user agent string for its own requests;
  • Reads data out of its own binary image;
  • The binary likely contains encrypted or compressed data.;
  • Enumerates services, possibly for anti-virtualization;
  • Attempts to remove evidence of file being downloaded from the Internet;
  • Checks for the presence of known windows from debuggers and forensic tools;
  • Tries to unhook or modify Windows functions monitored by Cuckoo;
  • Attempts to repeatedly call a single API many times in order to delay analysis time;
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config;
  • Mimics the file times of a Windows system file;
  • 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;
  • Checks the presence of disk drives in the registry, possibly for anti-virtualization;
  • Detects VirtualBox through the presence of a registry key;
  • Attempts to modify proxy settings;
  • Creates a copy of itself;
  • Collects information to fingerprint the system;
  • Ciphering the papers located on the target’s hard disk — so the victim can no longer use the information;
  • Preventing routine access to the target’s workstation;

Related domains: Gen:Variant.Ransom.Shade.27 Gen:Variant.Ransom.Shade.27 Gen:Variant.Ransom.Shade.27


The most regular networks where Trojan:Win32/Vlsoco Ransomware Trojans are injected are:

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

As soon as the Trojan is successfully injected, it will certainly either cipher the data on the target’s PC or protect against the gadget from functioning in a proper manner – while likewise putting a ransom note that discusses the demand for the sufferers to impact the payment for the function of decrypting the papers or bring back the file system back to the initial condition. In most circumstances, the ransom note will certainly show up when the client reboots the COMPUTER after the system has actually already been damaged.

Trojan:Win32/Vlsoco distribution networks.

In numerous edges of the globe, Trojan:Win32/Vlsoco expands by jumps as well as bounds. Nonetheless, the ransom notes and techniques of extorting the ransom quantity might vary depending on certain neighborhood (local) settings. The ransom money notes and tricks of obtaining the ransom money quantity may differ depending on particular regional (regional) setups.

Ransomware injection

As an example:

    Faulty signals regarding unlicensed software program.

    In particular areas, the Trojans often wrongfully report having actually found some unlicensed applications enabled on the sufferer’s device. The alert after that requires the user to pay the ransom money.

    Faulty statements regarding illegal content.

    In countries where software program piracy is much less preferred, this technique is not as effective for the cyber frauds. Conversely, the Trojan:Win32/Vlsoco popup alert might incorrectly declare to be deriving from a police institution as well as will report having situated youngster porn or other prohibited data on the gadget.

    Trojan:Win32/Vlsoco popup alert might incorrectly declare to be acquiring from a legislation enforcement establishment as well as will report having located child porn or various other prohibited information on the gadget. The alert will similarly contain a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: B58A011C
md5: 6321db55485e1e8ae7e8261345bd2448
name: 6321DB55485E1E8AE7E8261345BD2448.mlw
sha1: 6ef93cf53260164089025b64cba93304865d8f62
sha256: ca036407aa421766a765cb03ca777d79434af81b7554656674bbffc2e2b6406e
sha512: b46ad345c79b810aba0db2e2b812a339ccd592e54860e18a9d50385ec4a92fbe321b031352ec5b3cc90209d62a2ee5f39f0444f3b84e1e9eeaa454cb2f24c29f
ssdeep: 12288:rm1KGweyjjmyKaHoH8Gx7r8Wkg2TRFqYg:i1K9XXHocm7rMtvqYg
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: VlSoftware (c) 2015 Company
InternalName: Presage
CompanyName: VlSoftware
LegalTrademarks: VlSoftware (c) 2015 Company
Comments: Cach Confusion Polling Sad
ProductName: Presage
Languages: English
FileDescription: Cach Confusion Polling Sad
OriginalFilename: Presage
Translation: 0x0409 0x04b0

Trojan:Win32/Vlsoco also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 0056e68f1 )
Lionic Trojan.Win32.Foreign.j!c
DrWeb Trojan.DownLoader24.3199
MicroWorld-eScan Gen:Variant.Ransom.Shade.27
ALYac Trojan.Ransom.Foreign
Cylance Unsafe
Zillya Trojan.GenericKD.Win32.146157
Sangfor Suspicious.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/Foreign.8fa87ba9
K7GW Trojan ( 0056e68f1 )
Cybereason malicious.5485e1
Symantec Trojan Horse
ESET-NOD32 a variant of Win32/GenKryptik.BRTD
APEX Malicious
Avast Win32:Rootkit-gen [Rtk]
Cynet Malicious (score: 100)
Kaspersky Trojan-Ransom.Win32.Foreign.nzcy
BitDefender Gen:Variant.Ransom.Shade.27
NANO-Antivirus Trojan.Win32.GenKryptik.eysgcd
Tencent Win32.Trojan.Foreign.Wloz
Ad-Aware Gen:Variant.Ransom.Shade.27
Sophos Mal/Generic-R + Troj/Mdrop-IHF
Comodo Malware@#2salpgmsygcoq
BitDefenderTheta Gen:NN.ZexaCO.34170.yq0@auMlJmei
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Emotet.fh
Emsisoft Gen:Variant.Ransom.Shade.27 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Foreign.egu
Avira TR/AD.Grobios.bksjp
Antiy-AVL Trojan/Generic.ASMalwS.24F79BE
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Trojan:Win32/Vlsoco
GData Gen:Variant.Ransom.Shade.27
Acronis suspicious
McAfee Generic.dqa
MAX malware (ai score=98)
VBA32 BScope.TrojanSpy.SpyEyes
Malwarebytes Malware.AI.738889177
Panda Trj/CI.A
Ikarus Trojan-Ransom.GandCrab
Fortinet W32/Kryptik.GKEA!tr.ransom
AVG Win32:Rootkit-gen [Rtk]

How to remove Trojan:Win32/Vlsoco 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 Trojan:Win32/Vlsoco 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:

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Full version of GridinSoft Anti-Malware

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

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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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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