Win32/Rozena.AFA

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

What is Win32/Rozena.AFA infection?

In this article you will find concerning the definition of Win32/Rozena.AFA and also its unfavorable impact on your computer system. Such ransomware are a kind of malware that is clarified by on the internet fraudulences to require paying the ransom money by a victim.

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In the majority of the instances, Win32/Rozena.AFA virus will advise its victims to launch funds transfer for the function of reducing the effects of the modifications that the Trojan infection has introduced to the victim’s device.

Win32/Rozena.AFA Summary

These modifications can be as complies with:

  • Behavioural detection: Executable code extraction – unpacking;
  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • Yara rule detections observed from a process memory dump/dropped files/CAPE;
  • Creates RWX memory;
  • CAPE extracted potentially suspicious content;
  • The binary contains an unknown PE section name indicative of packing;
  • Authenticode signature is invalid;
  • Network activity detected but not expressed in API logs;
  • Ciphering the records found on the sufferer’s disk drive — so the sufferer can no more use the information;
  • Preventing regular accessibility to the target’s workstation;

Win32/Rozena.AFA

The most regular channels through which Win32/Rozena.AFA Trojans are infused are:

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

As quickly as the Trojan is successfully infused, it will certainly either cipher the information on the victim’s computer or protect against the tool from operating in an appropriate way – while also putting a ransom note that points out the demand for the targets to effect the payment for the purpose of decrypting the records or bring back the file system back to the first problem. In the majority of circumstances, the ransom money note will turn up when the client reboots the COMPUTER after the system has actually currently been harmed.

Win32/Rozena.AFA circulation networks.

In different corners of the world, Win32/Rozena.AFA grows by leaps as well as bounds. Nonetheless, the ransom notes and techniques of extorting the ransom amount might vary depending upon particular regional (local) setups. The ransom notes as well as techniques of extorting the ransom money quantity might vary depending on particular regional (local) setups.

Ransomware injection

For example:

    Faulty signals concerning unlicensed software.

    In specific areas, the Trojans commonly wrongfully report having detected some unlicensed applications allowed on the target’s tool. The alert then requires the individual to pay the ransom.

    Faulty statements about prohibited web content.

    In countries where software program piracy is less preferred, this method is not as effective for the cyber frauds. Alternatively, the Win32/Rozena.AFA popup alert may incorrectly claim to be stemming from a police institution and also will report having situated child porn or various other unlawful information on the device.

    Win32/Rozena.AFA popup alert might falsely assert to be obtaining from a law enforcement organization and will report having located child porn or other illegal information on the tool. The alert will likewise include a need for the individual to pay the ransom.

Technical details

File Info:

name: 241B4AB6F13FB51B5FA3.mlw
path: /opt/CAPEv2/storage/binaries/22f809908cc5a9bcfe4e59de1bdafe755acd50bc8747c3d66c3870238a9c8346
crc32: A84616DA
md5: 241b4ab6f13fb51b5fa3417b737843da
sha1: 304645ff544dd7d65021470cbefffef0b4346431
sha256: 22f809908cc5a9bcfe4e59de1bdafe755acd50bc8747c3d66c3870238a9c8346
sha512: 39add2209dd7f712b43163cb200f8baa9ead9af76b5f79d2bad8f33c125fc9b7e20739a6e1aa3b4dbe3e914f37c4d109be7b93b83e5d72af683a080b5b717c08
ssdeep: 768:iEZxqFYf8CsRQ7XvfRI1HTN4nfsjHgU8OxptI4z3+SU+8Y05QbHEaW5HIuGrEiBK:PxqF543RadrgpAjI4zOb+8X5QbkbtGnM
type: PE32 executable (console) Intel 80386, for MS Windows
tlsh: T1F6A309D76ECAEDE3E911533989E58329173DF6D00B828B0B2C359D3A07176E1BEC5246
sha3_384: e2407d47240cca34e94d19f0995d60ec66c1b2e0812bafef23bb6387a4cab80614576cdc81fce56271a03f1465ac1156
ep_bytes: 83ec0cc7053450400000000000e81e0b
timestamp: 2018-01-12 13:01:01

Version Info:

0: [No Data]

Win32/Rozena.AFA also known as:

GridinSoft Trojan.Ransom.Gen
Lionic Trojan.Win32.Generic.4!c
MicroWorld-eScan Generic.RozenaA.67F637FD
FireEye Generic.mg.241b4ab6f13fb51b
ALYac Generic.RozenaA.67F637FD
Zillya Trojan.Generic.Win32.817004
K7AntiVirus Trojan ( 0054f9941 )
Alibaba Trojan:Win32/Rozena.1a04a9e0
K7GW Trojan ( 0054f9941 )
Cybereason malicious.6f13fb
Symantec Trojan Horse
ESET-NOD32 a variant of Win32/Rozena.AFA
TrendMicro-HouseCall TROJ_GEN.R002C0OKN21
Paloalto generic.ml
ClamAV Win.Trojan.MSShellcode-7
Kaspersky UDS:Trojan.Win32.Generic
BitDefender Generic.RozenaA.67F637FD
NANO-Antivirus Trojan.Win32.Swrort.fbqcut
Avast Win32:Swrort-S [Trj]
Ad-Aware Generic.RozenaA.67F637FD
Emsisoft Generic.RozenaA.67F637FD (B)
TrendMicro TROJ_GEN.R002C0OKN21
McAfee-GW-Edition BehavesLike.Win32.Generic.cm
Sophos Mal/Generic-S
Ikarus Backdoor.Swrort
GData Generic.RozenaA.67F637FD
Jiangmin Trojan.Generic.bxwei
Avira BDS/Swrort.vvvng
Antiy-AVL Trojan/Generic.ASMalwS.240D999
Gridinsoft Ransom.Win32.Wacatac.sa
Microsoft Trojan:Win32/Wacatac.B!ml
Cynet Malicious (score: 99)
McAfee Artemis!241B4AB6F13F
VBA32 BScope.Trojan.Meterpreter
APEX Malicious
Yandex Trojan.Agent!uJ9QV5TGbvk
SentinelOne Static AI – Malicious PE
eGambit Trojan.Generic
AVG Win32:Swrort-S [Trj]
CrowdStrike win/malicious_confidence_90% (W)

How to remove Win32/Rozena.AFA 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 Win32/Rozena.AFA 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?

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If the guide doesn’t help you to remove Win32/Rozena.AFA 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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