Win32/Injector.CSTS

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

What is Win32/Injector.CSTS infection?

In this article you will find about the meaning of Win32/Injector.CSTS and also 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 money by a sufferer.

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Most of the situations, Win32/Injector.CSTS infection will certainly instruct its victims to launch funds move for the function of neutralizing the changes that the Trojan infection has actually introduced to the sufferer’s device.

Win32/Injector.CSTS Summary

These alterations can be as complies with:

  • Executable code extraction;
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Compression (or decompression);
  • Creates RWX memory;
  • Reads data out of its own binary image;
  • A process created a hidden window;
  • Drops a binary and executes it;
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • Unconventionial language used in binary resources: Chinese (Singapore);
  • Uses Windows utilities for basic functionality;
  • Executed a process and injected code into it, probably while unpacking;
  • Attempts to remove evidence of file being downloaded from the Internet;
  • Deletes its original binary from disk;
  • Attempts to delete volume shadow copies;
  • Exhibits behavior characteristic of Alphacrypt/Teslacrypt ransomware;
  • Installs itself for autorun at Windows startup;
  • Writes a potential ransom message to disk;
  • Creates a hidden or system file;
  • Attempts to identify installed AV products by registry key;
  • Creates a copy of itself;
  • Anomalous binary characteristics;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the files located on the sufferer’s disk drive — so the sufferer can no more use the data;
  • Preventing routine accessibility to the target’s workstation;

Related domains:

clothdiapersexpert.comRansom.Teslacrypt.OL4
dustywinslow.comRansom.Teslacrypt.OL4
dongxinh.comRansom.Teslacrypt.OL4
iglesiaelrenacer.comRansom.Teslacrypt.OL4
lovemydress.plRansom.Teslacrypt.OL4
mhomeusa.comRansom.Teslacrypt.OL4

Win32/Injector.CSTS

One of the most normal networks whereby Win32/Injector.CSTS Trojans are infused are:

  • By means of phishing emails;
  • As an effect of customer winding up on a resource that hosts a destructive software;

As soon as the Trojan is effectively infused, it will certainly either cipher the data on the sufferer’s PC or stop the gadget from operating in a correct way – while additionally putting a ransom note that discusses the requirement for the sufferers to impact the payment for the purpose of decrypting the records or recovering the data system back to the initial problem. In a lot of instances, the ransom money note will certainly come up when the client restarts the COMPUTER after the system has actually already been harmed.

Win32/Injector.CSTS circulation networks.

In various corners of the world, Win32/Injector.CSTS grows by jumps as well as bounds. Nonetheless, the ransom notes as well as methods of extorting the ransom quantity might differ depending on specific regional (regional) settings. The ransom notes and techniques of extorting the ransom quantity may vary depending on certain neighborhood (regional) settings.

Ransomware injection

As an example:

    Faulty informs about unlicensed software program.

    In specific areas, the Trojans commonly wrongfully report having actually spotted some unlicensed applications enabled on the victim’s device. The alert then demands the user to pay the ransom.

    Faulty declarations about unlawful material.

    In nations where software piracy is much less popular, this technique is not as reliable for the cyber frauds. Alternatively, the Win32/Injector.CSTS popup alert might incorrectly assert to be stemming from a police organization as well as will certainly report having situated child porn or various other unlawful information on the tool.

    Win32/Injector.CSTS popup alert may falsely claim to be deriving from a regulation enforcement institution and will report having located youngster porn or other prohibited information on the tool. The alert will in a similar way contain a need for the user to pay the ransom.

Technical details

File Info:

crc32: 793514F6
md5: 6558a12d2606c8573b104cafcfc34e99
name: 6558A12D2606C8573B104CAFCFC34E99.mlw
sha1: 6ab8a88c31e8d5a2feff0086b8e56cefa318a4b5
sha256: 7d764aeb7bc7ec53df55bf21927c6adcf27f14937a6a4e2ca0b8baeb5515935d
sha512: eb09e130d45f7a83d3d61e8a48dc56f7ea3c543841e38660ce7136de1e8ec1c3159e38830f749c5e39fa18586822c82ad3817684e44bfbe26f068f7dc367d576
ssdeep: 12288:UxIMm5bpMyBAvmR1ujqi+NmAfpPIEMHCylEQ:FpXBAljenFPbQ
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2015
InternalName: Cohere
FileVersion: 0.74.78.99
CompanyName: CA, Inc.
PrivateBuild: 118, 74, 57, 127
LegalTrademarks: Drunk
Comments: Detections
ProductName: Damages Canines
SpecialBuild: 0.99.63.49
ProductVersion: 0.255.92.129
FileDescription: Cocooned Disaffiliated Diver
OriginalFilename: Crosssectionl.EXE

Win32/Injector.CSTS also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware2
K7AntiVirusRiskware ( 0040eff71 )
Elasticmalicious (high confidence)
DrWebTrojan.AVKill.59906
CynetMalicious (score: 100)
CAT-QuickHealRansom.Teslacrypt.OL4
ALYacTrojan.Ransom.TeslaCrypt
CylanceUnsafe
ZillyaTrojan.Injector.Win32.362924
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (D)
AlibabaRansom:Win32/Tescrypt.b1f4c1cd
K7GWRiskware ( 0040eff71 )
Cybereasonmalicious.d2606c
BaiduWin32.Trojan.Filecoder.k
CyrenW32/Risk.WSMQ-1227
SymantecRansom.TeslaCrypt!g4
ESET-NOD32a variant of Win32/Injector.CSTS
APEXMalicious
AvastWin32:Trojan-gen
ClamAVWin.Trojan.Agent-1381299
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderTrojan.Agent.BQMH
NANO-AntivirusTrojan.Win32.Shifu.eajgrr
MicroWorld-eScanTrojan.Agent.BQMH
TencentMalware.Win32.Gencirc.10c3e574
Ad-AwareTrojan.Agent.BQMH
SophosML/PE-A + Mal/Ransom-EK
BitDefenderThetaGen:NN.ZexaF.34058.Aq0@aarjPYmj
VIPRETrojan.Win32.Generic!BT
TrendMicroRansom_CRYPTESLA.SMJ7
McAfee-GW-EditionBehavesLike.Win32.PUPXAX.gm
FireEyeGeneric.mg.6558a12d2606c857
EmsisoftTrojan.Agent.BQMH (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojan.Banker.Shifu.eh
WebrootW32.Adware.Gen
AviraHEUR/AGEN.1124982
Antiy-AVLTrojan/Generic.ASMalwS.1728EE2
MicrosoftRansom:Win32/Tescrypt.H
SUPERAntiSpywareTrojan.Agent/Gen-Dropper
GDataTrojan.Agent.BQMH
TACHYONTrojan/W32.Agent.425984.XM
AhnLab-V3Trojan/Win32.Teslacrypt.C1327610
Acronissuspicious
McAfeeRansomware-FEB!6558A12D2606
MAXmalware (ai score=86)
VBA32TrojanBanker.Shifu
PandaTrj/Genetic.gen
TrendMicro-HouseCallRansom_CRYPTESLA.SMJ7
RisingTrojan.Agent!1.A322 (CLASSIC)
YandexTrojan.PWS.Shifu!Cr5IQgc31GM
IkarusTrojan-Ransom.TeslaCrypt
FortinetW32/Kryptik.EOVH!tr
AVGWin32:Trojan-gen
Paloaltogeneric.ml
Qihoo-360Win32/Ransom.Tescrypt.HwcBEpsA

How to remove Win32/Injector.CSTS virus?

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 Win32/Injector.CSTS 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 Win32/Injector.CSTS 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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