Written by Robert Bailey

What is Symmi.2478 infection?

In this post you will certainly locate about the meaning of Symmi.2478 and its unfavorable impact on your computer. Such ransomware are a type of malware that is specified by on-line fraudulences to demand paying the ransom money by a victim.

GridinSoft Anti-Malware Review

GridinSoft Anti-Malware

Removing computer viruses manually may take hours and may damage your PC in the process. I recommend you to download GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
6-day trial available for threats removal.
EULA | Privacy Policy | GridinSoft

Most of the instances, Symmi.2478 ransomware will certainly advise its sufferers to launch funds transfer for the objective of counteracting the modifications that the Trojan infection has actually introduced to the target’s gadget.

Symmi.2478 Summary

These alterations can be as adheres to:

  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Presents an Authenticode digital signature;
  • 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.
  • Possible date expiration check, exits too soon after checking local time;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Executed a process and injected code into it, probably while unpacking;
  • 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 victim’s hard disk drive — so the sufferer can no more make use of the data;
  • Preventing routine accessibility 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.


The most typical networks through which Symmi.2478 Ransomware are injected are:

  • By means of phishing e-mails;
  • As a repercussion of customer winding up on a source that hosts a harmful software program;

As quickly as the Trojan is efficiently infused, it will certainly either cipher the information on the sufferer’s computer or stop the device from working in a correct manner – while likewise putting a ransom money note that discusses the requirement for the sufferers to impact the repayment for the function of decrypting the records or recovering the documents system back to the preliminary condition. In many instances, the ransom money note will come up when the client restarts the PC after the system has actually currently been damaged.

Symmi.2478 circulation networks.

In different corners of the globe, Symmi.2478 grows by leaps and also bounds. However, the ransom notes and methods of obtaining the ransom quantity might vary depending upon particular local (local) setups. The ransom notes and tricks of extorting the ransom money amount may vary depending on particular local (regional) settings.

Ransomware injection

For instance:

    Faulty informs about unlicensed software.

    In particular locations, the Trojans usually wrongfully report having actually detected some unlicensed applications allowed on the target’s gadget. The sharp after that demands the user to pay the ransom.

    Faulty statements about prohibited web content.

    In countries where software piracy is much less prominent, this technique is not as reliable for the cyber frauds. Additionally, the Symmi.2478 popup alert may incorrectly declare to be originating from a police organization and also will report having located youngster pornography or other illegal data on the gadget.

    Symmi.2478 popup alert might incorrectly declare to be acquiring from a legislation enforcement institution and also will certainly report having situated kid pornography or other prohibited data on the tool. The alert will similarly include a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: 3705DC63
md5: c1b4bde54b36b92265a7f4a93884da71
name: C1B4BDE54B36B92265A7F4A93884DA71.mlw
sha1: c4b034df3215e64ebb123553b70031230970da9b
sha256: 317fb9e41162e8b6278b089d336ef958fcfcb0a3ceef36c0ab6083483a448e1d
sha512: 4b14f9041e49eef61b8c84ab0aacb576a81494a4baf6cf71705ea2f3df793f5fb1693028f74d2b0ed5151d01293f85b03a43aea5b6afa4805c026f3373f64409
ssdeep: 3072:VTyg32TKgN3l8Xiz75LMTMolbvgvnlkaO1+Ee598Qmut:wz76B0vlkT1+Ee5WQbt
type: PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows

Version Info:

0: [No Data]

Symmi.2478 also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Symmi.2478
CAT-QuickHeal Trojan.KillAv.DR
McAfee GenDownloader.qt.a
Cylance Unsafe
VIPRE Trojan.Win32.Killav.m (v)
AegisLab Trojan.Win32.Generic.4!c
Sangfor Malware
CrowdStrike win/malicious_confidence_80% (D)
BitDefender Gen:Variant.Symmi.2478
K7GW Trojan ( 003d6b071 )
K7AntiVirus Trojan ( 003d6b071 )
BitDefenderTheta Gen:NN.ZexaF.34804.LAZ@a4S0RCm
Cyren W32/Jorik.H.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Injector.WMZ
APEX Malicious
Avast Win32:GenMalicious-INM [Trj]
ClamAV Win.Trojan.Generic-9763885-0
Kaspersky HEUR:Trojan.Win32.Generic
Alibaba VirTool:Win32/VBInject.66fd9efd
NANO-Antivirus Trojan.Win32.Inject.zrjyy
Rising Trojan.Occamy!8.F1CD (TFE:5:Pvi0mXc8cyP)
Ad-Aware Gen:Variant.Symmi.2478
Sophos Mal/Generic-S
Comodo TrojWare.Win32.Ransom.Foreign.QOT@4qxt69
F-Secure Trojan.TR/Jorik.EB.2
DrWeb Win32.HLLW.Autoruner1.24454
Zillya Trojan.Jorik.Win32.135672
TrendMicro TROJ_SPNR.0BH813
McAfee-GW-Edition BehavesLike.Win32.Trojan.vz
Emsisoft Gen:Variant.Symmi.2478 (B)
Ikarus Trojan.Win32.KillAV
Jiangmin Trojan/Jorik.exjx
Avira TR/Jorik.EB.2
MAX malware (ai score=85)
Antiy-AVL Trojan/Win32.VBNA
Microsoft VirTool:Win32/VBInject
Arcabit Trojan.Symmi.D9AE
AhnLab-V3 Trojan/Win32.Jorik.R34121
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Gen:Variant.Symmi.2478
Cynet Malicious (score: 100)
Acronis suspicious
VBA32 BScope.Worm.VBNA
ALYac Gen:Variant.Symmi.2478
Malwarebytes Ransom.FileCryptor
Panda Trj/Genetic.gen
TrendMicro-HouseCall TROJ_KILLAV.AST
Tencent Malware.Win32.Gencirc.10b77c4f
Yandex Trojan.GenAsa!IdWqxRD6+Ao
SentinelOne Static AI – Suspicious PE – Worm
Fortinet W32/Injector.VZP!tr
AVG Win32:GenMalicious-INM [Trj]
Cybereason malicious.54b36b
Qihoo-360 Generic/HEUR/QVM01.1.CA7B.Malware.Gen

How to remove Symmi.2478 ransomware?

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

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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 Symmi.2478 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 Symmi.2478 you can always ask me in the comments for getting help.

User Review
0 (0 votes)
Comments Rating 0 (0 reviews)


  1. GridinSoft Anti-Malware Review from HowToFix site:
  2. More information about GridinSoft products:

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

Leave a Reply


This site uses Akismet to reduce spam. Learn how your comment data is processed.