Trojan:Win32/SMSer.F

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

What is Trojan:Win32/SMSer.F infection?

In this short article you will certainly discover about the meaning of Trojan:Win32/SMSer.F as well as its negative influence on your computer. Such ransomware are a kind of malware that is specified by on the internet frauds to demand paying the ransom money by a sufferer.

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In the majority of the instances, Trojan:Win32/SMSer.F infection will instruct its victims to launch funds move for the function of counteracting the amendments that the Trojan infection has actually presented to the sufferer’s device.

Trojan:Win32/SMSer.F Summary

These alterations can be as follows:

  • 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.
  • Expresses interest in specific running processes;
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • The executable is compressed using UPX;
  • 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.
  • Ciphering the documents located on the victim’s hard disk — so the victim can no longer utilize the data;
  • Preventing normal accessibility 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.

Trojan:Win32/SMSer.F

The most typical networks where Trojan:Win32/SMSer.F Ransomware are injected 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 user winding up on a resource that hosts a malicious software;

As quickly as the Trojan is efficiently injected, it will either cipher the information on the target’s computer or prevent the device from working in an appropriate way – while additionally positioning a ransom money note that points out the need for the targets to impact the repayment for the objective of decrypting the records or bring back the file system back to the initial problem. In most circumstances, the ransom money note will certainly come up when the customer restarts the PC after the system has actually currently been damaged.

Trojan:Win32/SMSer.F distribution channels.

In various edges of the world, Trojan:Win32/SMSer.F grows by leaps and also bounds. Nevertheless, the ransom money notes and tricks of obtaining the ransom quantity might vary depending upon particular regional (local) settings. The ransom notes as well as techniques of obtaining the ransom money quantity might vary depending on specific neighborhood (regional) setups.

Ransomware injection

As an example:

    Faulty signals concerning unlicensed software program.

    In specific areas, the Trojans usually wrongfully report having actually found some unlicensed applications made it possible for on the sufferer’s tool. The alert then requires the customer to pay the ransom money.

    Faulty declarations about unlawful web content.

    In nations where software application piracy is less popular, this method is not as effective for the cyber scams. Additionally, the Trojan:Win32/SMSer.F popup alert might wrongly assert to be stemming from a police institution and will certainly report having situated kid pornography or various other prohibited data on the tool.

    Trojan:Win32/SMSer.F popup alert might incorrectly assert to be deriving from a law enforcement establishment as well as will report having located youngster pornography or various other prohibited information on the device. The alert will likewise include a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: 13B14BCE
md5: 06d972923892ee93ca6a86f7cee4e6cb
name: 06D972923892EE93CA6A86F7CEE4E6CB.mlw
sha1: a100a45e6b1b22ccad1bc7082600dbe7d6f8e07d
sha256: bdac1a0c8c70146cc7aeb4097a2e2fba55ccb29315faca0edf137b8d5ca3665a
sha512: 47201125092852c3345224b15f46a6d08d0bc72637b0e4cd4cc6bffb35693e9c424b3dc269393324e53c6c73d760a437cb833e699470d304997cc8687b613916
ssdeep: 96:gsxvprob++vLXCNQlXk+v4cJdHR7jnVj78qRu/yNGUODxmWUH1DVWVNpTOMdZB:gko7CNQlUaJnVHQ/yijUVDkj0MvB
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

LegalCopyright:
InternalName:
FileVersion:
CompanyName:
ProductName:
OleSelfRegister:
ProductVersion:
FileDescription:
OriginalFilename:
Translation: 0x0409 0x04b0

Trojan:Win32/SMSer.F also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware2
MicroWorld-eScanGen:Trojan.Heur.VP.amKfay6iVcpi
ALYacGen:Trojan.Heur.VP.amKfay6iVcpi
CylanceUnsafe
VIPRETrojan.Win32.Generic.pak!cobra
AegisLabTrojan.Win32.Generic.l5Bd
SangforTrojan.Win32.AGEN.1038553
K7AntiVirusTrojan ( 001003581 )
BitDefenderGen:Trojan.Heur.VP.amKfay6iVcpi
K7GWTrojan ( 001003581 )
Cybereasonmalicious.23892e
BitDefenderThetaAI:Packer.5346FB041F
CyrenW32/Risk.LKEG-8709
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/LockScreen.CH
APEXMalicious
AvastFileRepMalware
KasperskyTrojan-Ransom.Win32.PornoAsset.cral
AlibabaTrojan:Win32/PornoAsset.e9d01e1c
NANO-AntivirusTrojan.Win32.PornoAsset.edjatv
RisingRansom.PornoAsset!8.6AA (CLOUD)
Ad-AwareGen:Trojan.Heur.VP.amKfay6iVcpi
SophosMal/Generic-S
ComodoTrojWare.Win32.Autorun.JT@4zqndt
F-SecureTrojan.TR/Ransom.VB.AQ
DrWebTrojan.Winlock.407
ZillyaTrojan.FakeAV.Win32.7251
TrendMicroTROJ_RANSVB.SMA
McAfee-GW-EditionBehavesLike.Win32.PWSZbot.xh
FireEyeGen:Trojan.Heur.VP.amKfay6iVcpi
EmsisoftGen:Trojan.Heur.VP.amKfay6iVcpi (B)
IkarusTrojan-Ransom.Fullscreen
JiangminTrojan.Chameleon.a
eGambitGeneric.Malware
AviraTR/Ransom.VB.AQ
MAXmalware (ai score=98)
Antiy-AVLTrojan[Ransom]/Win32.PornoAsset
MicrosoftTrojan:Win32/SMSer.F
ArcabitTrojan.Heur.VP.amKfay6iVcpi
ZoneAlarmTrojan-Ransom.Win32.PornoAsset.cral
GDataGen:Trojan.Heur.VP.amKfay6iVcpi
CynetMalicious (score: 100)
McAfeeArtemis!06D972923892
VBA32SScope.Trojan.Validium.va
MalwarebytesMalware.Heuristic.1003
PandaGeneric Malware
TrendMicro-HouseCallTROJ_RANSVB.SMA
TencentWin32.Trojan.Fullscreen.cpl
YandexTrojan.VB!wAyuuEADBV4
SentinelOneStatic AI – Malicious PE
MaxSecureTrojan.Malware.1020339.susgen
FortinetW32/Generic.AC.35333E!tr
WebrootTrojan:Win32/SMSer.F
AVGFileRepMalware
Qihoo-360Win32/Ransom.PornoAsset.HwsB4lkA

How to remove Trojan:Win32/SMSer.F ransomware?

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/SMSer.F 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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If the guide doesn’t help you to remove Trojan:Win32/SMSer.F 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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