TrojanDropper:Win32/Swisyn.A

Written by Robert Bailey

What is TrojanDropper:Win32/Swisyn.A infection?

In this short article you will find concerning the definition of TrojanDropper:Win32/Swisyn.A and also its negative effect on your computer system. Such ransomware are a form of malware that is clarified by online scams to demand paying the ransom money by a target.

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In the majority of the situations, TrojanDropper:Win32/Swisyn.A virus will instruct its sufferers to start funds transfer for the function of counteracting the amendments that the Trojan infection has actually presented to the target’s gadget.

TrojanDropper:Win32/Swisyn.A Summary

These modifications can be as adheres to:

  • 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.
  • 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.
  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses Windows utilities for basic functionality;
  • 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 papers located on the target’s disk drive — so the victim can no more make use of the information;
  • Preventing regular access to the victim’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

TrojanDropper:Win32/Swisyn.A

The most normal networks where TrojanDropper:Win32/Swisyn.A Trojans are injected are:

  • By ways of phishing emails;
  • As a consequence of customer winding up on a source that organizes a destructive software application;

As quickly as the Trojan is effectively infused, it will certainly either cipher the information on the sufferer’s PC or avoid the gadget from functioning in a proper manner – while also placing a ransom note that discusses the requirement for the targets to effect the payment for the function of decrypting the records or recovering the documents system back to the preliminary problem. In a lot of instances, the ransom note will certainly come up when the client restarts the PC after the system has actually already been harmed.

TrojanDropper:Win32/Swisyn.A circulation channels.

In different edges of the world, TrojanDropper:Win32/Swisyn.A grows by leaps and bounds. Nonetheless, the ransom money notes and tricks of obtaining the ransom quantity might vary relying on particular local (regional) setups. The ransom money notes and also methods of extorting the ransom amount might vary depending on particular neighborhood (local) settings.

Ransomware injection

For example:

    Faulty notifies concerning unlicensed software application.

    In particular areas, the Trojans usually wrongfully report having spotted some unlicensed applications made it possible for on the sufferer’s device. The sharp after that demands the user to pay the ransom.

    Faulty statements regarding illegal content.

    In countries where software program piracy is less prominent, this approach is not as efficient for the cyber fraudulences. Additionally, the TrojanDropper:Win32/Swisyn.A popup alert may wrongly assert to be stemming from a law enforcement establishment as well as will report having situated child porn or various other prohibited data on the tool.

    TrojanDropper:Win32/Swisyn.A popup alert might falsely assert to be deriving from a legislation enforcement institution and will report having located kid pornography or other prohibited information on the gadget. The alert will similarly have a need for the user to pay the ransom.

Technical details

File Info:

crc32: 0BB04050
md5: 3592344e62f975611882222268d6eaa8
name: 3592344E62F975611882222268D6EAA8.mlw
sha1: be47796abce4844dde1d66e484fdb19309a520e8
sha256: 917556d683329747423084c0563ddaf56778d0802d0637235f66be11ee332345
sha512: 35451809697ea107eeeb203cad46e764db3c011fb4f7186cafdbdeedd8b8215d0d1a90ae4cc9aa0624be81807070da32c4eea3515dcba68c293c5c96120888c3
ssdeep: 49152:EZjXZLJT/1gB+3Z94EcOmCC0IZFMIdXL8fKTooQNQk4MrUk+0rr4Oap:EZrx4BuD4EcOmCCBZFMIdXL8fKT/QNQz
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

TrojanDropper:Win32/Swisyn.A also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 7000000f1 )
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
ALYac Gen:Variant.Fugrafa.14671
Zillya Trojan.Swisyn.Win32.1823
Alibaba TrojanDropper:Win32/Swisyn.478100ca
K7GW Trojan ( 7000000f1 )
Cybereason malicious.e62f97
Cyren W32/Risk.FVXP-5989
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Spy.Swisyn.A
APEX Malicious
Avast Win32:Swisyn-CE [Trj]
ClamAV Win.Virus.Virlock-6840595-0
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Variant.Fugrafa.14671
NANO-Antivirus Trojan.Win32.Swisyn.bmbxa
MicroWorld-eScan Gen:Variant.Fugrafa.14671
Ad-Aware Gen:Variant.Fugrafa.14671
Sophos ML/PE-A + Troj/Bckdr-RAM
Comodo Backdoor.Win32.Delf.~DP@1mio9l
BitDefenderTheta Gen:NN.ZelphiF.34738.THW@a0Zffdei
VIPRE TrojanDropper.Win32.Swisyn.B (fs)
TrendMicro TROJ_SWISYN.SMT
FireEye Generic.mg.3592344e62f97561
Emsisoft Gen:Variant.Fugrafa.14671 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan/Generic.akycv
Avira DR/Delphi.Gen
eGambit Unsafe.AI_Score_100%
Antiy-AVL Trojan/Generic.ASMalwS.767198
Microsoft TrojanDropper:Win32/Swisyn.A
GData Gen:Variant.Fugrafa.14671
McAfee Generic Dropper.mi
MAX malware (ai score=99)
VBA32 Trojan.Swisyn
Malwarebytes PolyRansom.Virus.FileInfector.DDS
Panda Generic Malware
TrendMicro-HouseCall TROJ_SWISYN.SMT
Rising Trojan.Generic@ML.100 (RDML:UfHaoJPZ8deN+5A/sT/35g)
Ikarus Trojan.Dropper.Age
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Dropper.AAAC!tr
AVG Win32:Swisyn-CE [Trj]

How to remove TrojanDropper:Win32/Swisyn.A 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 TrojanDropper:Win32/Swisyn.A 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 TrojanDropper:Win32/Swisyn.A 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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