Trojan:Win32/Execution!rfn

Written by Robert Bailey

What is Trojan:Win32/Execution!rfn infection?

In this post you will certainly discover about the meaning of Trojan:Win32/Execution!rfn and also its adverse influence on your computer system. Such ransomware are a type of malware that is specified by on the internet scams to demand paying the ransom money by a target.

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In the majority of the cases, Trojan:Win32/Execution!rfn infection will certainly instruct its victims to initiate funds transfer for the purpose of counteracting the amendments that the Trojan infection has introduced to the sufferer’s device.

Trojan:Win32/Execution!rfn Summary

These alterations can be as complies with:

  • Executable code extraction;
  • Creates RWX memory;
  • A process attempted to delay the analysis task.;
  • Attempts to connect to a dead IP:Port (6 unique times);
  • Expresses interest in specific running processes;
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • Reads data out of its own binary image;
  • A process created a hidden window;
  • Attempts to modify Internet Explorer’s start page;
  • Drops a binary and executes it;
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • Unconventionial binary language: Chinese (Simplified);
  • Unconventionial language used in binary resources: Chinese (Simplified);
  • Tries to suspend Cuckoo threads to prevent logging of malicious activity;
  • 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;
  • Steals private information from local Internet browsers;
  • Installs itself for autorun at Windows startup;
  • Checks the version of Bios, possibly for anti-virtualization;
  • Checks the CPU name from registry, possibly for anti-virtualization;
  • Created a service that was not started;
  • Collects information to fingerprint the system;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the papers situated on the victim’s disk drive — so the sufferer can no more use the data;
  • Preventing regular accessibility to the sufferer’s workstation;

Related domains:

down.hao3603.com W32/Agent.ABGV!tr.ransom
down.1230578.com W32/Agent.ABGV!tr.ransom
down.chadown.com W32/Agent.ABGV!tr.ransom
download.zjsyawqj.cn W32/Agent.ABGV!tr.ransom
redirector.gvt1.com W32/Agent.ABGV!tr.ransom
r4—sn-4g5e6nzz.gvt1.com W32/Agent.ABGV!tr.ransom
xzwj.yyzmxcnxh.com W32/Agent.ABGV!tr.ransom
ver.zipper.officeoncloud.cn W32/Agent.ABGV!tr.ransom
softlog.bsrbt.com W32/Agent.ABGV!tr.ransom

Trojan:Win32/Execution!rfn

The most common channels through which Trojan:Win32/Execution!rfn Ransomware Trojans are injected are:

  • By methods of phishing emails;
  • As an effect of individual ending up on a resource that holds a destructive software program;

As quickly as the Trojan is successfully infused, it will either cipher the information on the target’s PC or stop the gadget from working in a correct fashion – while likewise putting a ransom note that discusses the need for the targets to effect the payment for the purpose of decrypting the papers or bring back the file system back to the initial condition. In many instances, the ransom note will certainly turn up when the client restarts the PC after the system has actually currently been damaged.

Trojan:Win32/Execution!rfn circulation networks.

In various corners of the world, Trojan:Win32/Execution!rfn grows by jumps as well as bounds. However, the ransom money notes as well as tricks of extorting the ransom amount may differ depending upon particular local (local) setups. The ransom notes and also techniques of extorting the ransom money quantity may differ depending on specific local (local) settings.

Ransomware injection

For instance:

    Faulty signals concerning unlicensed software program.

    In certain locations, the Trojans frequently wrongfully report having actually detected some unlicensed applications allowed on the sufferer’s gadget. The sharp then demands the customer to pay the ransom money.

    Faulty statements about illegal web content.

    In nations where software piracy is much less popular, this technique is not as efficient for the cyber scams. Additionally, the Trojan:Win32/Execution!rfn popup alert might falsely assert to be originating from a police institution and will report having situated child porn or various other prohibited data on the tool.

    Trojan:Win32/Execution!rfn popup alert might incorrectly assert to be obtaining from a legislation enforcement establishment as well as will report having situated child pornography or various other unlawful data on the device. The alert will in a similar way consist of a demand for the user to pay the ransom.

Technical details

File Info:

crc32: 2FC63101
md5: 327cb8bfb53e936175ca5e8b1aa3fb95
name: reflect.exe
sha1: add9f751c2209911d97b7a70b7542e0289e3c000
sha256: 7e3b541e5606cbf0890aa0ce8915a32397a1831da1cec4f9b33fbe0bef657b25
sha512: 9a6ae7552af7f13632bfa31acd76846c4ed5ddfe4917341b6203d0efaa31815657492333b4dd808ba252b3b69be51a76116860196b88447f2a2eb04e0c496ad0
ssdeep: 6144:neVrTQdm//3vb753EEETvHvAiFCTwjqMLK1N2tgHOVwO6PAkOBTK:pdm///b753EPHFCUjDY2tgw6PA4
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2019
ProductVersion: 3.1.2.6
ProductName: x6269x5c55x529fx80fd
FileVersion: 3.1.2.6
FileDescription: x529fx80fdx6a21x5757
Translation: 0x0804 0x04b0

Trojan:Win32/Execution!rfn also known as:

GridinSoft Trojan.Ransom.Gen
DrWeb Trojan.StartPage1.58569
MicroWorld-eScan Gen:Variant.Ulise.100616
McAfee GenericRXJB-VZ!327CB8BFB53E
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Malware
K7AntiVirus Trojan ( 0055be481 )
BitDefender Gen:Variant.Ulise.100616
K7GW Trojan ( 0055be481 )
TrendMicro TROJ_GEN.R002C0DDU20
F-Prot W32/Agent.NCEW
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:Trojan-gen
GData Gen:Variant.Ulise.100616
Kaspersky not-a-virus:Downloader.Win32.Yantai.hmy
Alibaba Trojan:Win32/Yantai.6fbd17fa
NANO-Antivirus Trojan.Win32.StartPage1.grgaol
AegisLab Riskware.Win32.Yantai.1!c
Tencent Win32.Trojan.Ulise.Ligy
Endgame malicious (high confidence)
Sophos Mal/Generic-S
F-Secure Heuristic.HEUR/AGEN.1112034
Zillya Trojan.Agent.Win32.1215402
McAfee-GW-Edition GenericRXJB-VZ!327CB8BFB53E
FireEye Gen:Variant.Ulise.100616
Emsisoft Gen:Variant.Ulise.100616 (B)
Ikarus Trojan.Win32.Agent
Cyren W32/Agent.SMEC-2156
Jiangmin Trojan.MSIL.nntj
eGambit Unsafe.AI_Score_67%
Avira HEUR/AGEN.1112034
MAX malware (ai score=86)
Antiy-AVL Trojan/Win32.Wacatac
Microsoft Trojan:Win32/Execution!rfn
Arcabit Trojan.Ulise.D18908
ZoneAlarm not-a-virus:Downloader.Win32.Yantai.hmy
AhnLab-V3 Malware/Win32.RL_Generic.R300700
Acronis suspicious
VBA32 BScope.Adware.Presenoker
ALYac Gen:Variant.Ulise.100616
Ad-Aware Gen:Variant.Ulise.100616
Panda Trj/GdSda.A
Zoner Trojan.Win32.88330
ESET-NOD32 Win32/Agent.ABGV
TrendMicro-HouseCall TROJ_GEN.R002C0DDU20
Rising Trojan.StartPage!1.BFAF (CLOUD)
Fortinet W32/Agent.ABGV!tr.ransom
Webroot W32.Trojan.Gen
AVG Win32:Trojan-gen
Qihoo-360 Win32/Virus.Downloader.c1d

How to remove Trojan:Win32/Execution!rfn 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

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/Execution!rfn 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/Execution!rfn 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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