Worm:Win32/Rebhip

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

What is Worm:Win32/Rebhip infection?

In this post you will discover concerning the interpretation of Worm:Win32/Rebhip as well as its unfavorable impact on your computer system. Such ransomware are a form of malware that is elaborated by online scams to demand paying the ransom money by a target.

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Most of the situations, Worm:Win32/Rebhip infection will certainly advise its victims to start funds transfer for the function of neutralizing the modifications that the Trojan infection has actually introduced to the victim’s tool.

Worm:Win32/Rebhip Summary

These adjustments can be as complies with:

  • 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.
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Injection with CreateRemoteThread in a remote process;
  • Attempts to connect to a dead IP:Port (1 unique times);
  • 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.
  • A process created a hidden window;
  • 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.
  • Unconventionial language used in binary resources: Arabic (Egypt);
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Detects Sandboxie through the presence of a library;
  • Code injection with CreateRemoteThread in a remote process;
  • Sniffs keystrokes;
  • Executed a process and injected code into it, probably while unpacking;
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config;
  • 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
  • Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
  • Checks for the presence of known devices from debuggers and forensic tools;
  • Creates a copy of itself;
  • Creates known SpyNet mutexes and/or registry changes.;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records situated on the target’s disk drive — so the sufferer can no longer make use of the information;
  • Preventing regular access 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.
Similar behavior
Related domains
hp500.spdns.eu Trojan-Ransom.Win32.Foreign.lkle

Worm:Win32/Rebhip

One of the most normal channels through which Worm:Win32/Rebhip Ransomware are infused are:

  • By ways of phishing e-mails;
  • As a consequence of individual winding up on a resource that organizes a harmful software application;

As quickly as the Trojan is successfully infused, it will certainly either cipher the information on the victim’s PC or protect against the gadget from working in a correct fashion – while additionally putting a ransom note that states the need for the victims to effect the payment for the purpose of decrypting the files or bring back the file system back to the preliminary problem. In the majority of circumstances, the ransom note will come up when the customer reboots the COMPUTER after the system has already been damaged.

Worm:Win32/Rebhip circulation networks.

In numerous corners of the globe, Worm:Win32/Rebhip grows by jumps and bounds. However, the ransom money notes as well as methods of extorting the ransom amount may differ depending upon specific local (local) settings. The ransom money notes and tricks of obtaining the ransom money quantity might vary depending on particular neighborhood (regional) setups.

Ransomware injection

For instance:

    Faulty alerts about unlicensed software program.

    In particular areas, the Trojans frequently wrongfully report having detected some unlicensed applications made it possible for on the sufferer’s gadget. The alert then requires the user to pay the ransom money.

    Faulty declarations about unlawful web content.

    In countries where software application piracy is much less prominent, this technique is not as efficient for the cyber frauds. Alternatively, the Worm:Win32/Rebhip popup alert may incorrectly claim to be stemming from a law enforcement institution and also will certainly report having situated child pornography or various other illegal information on the gadget.

    Worm:Win32/Rebhip popup alert may incorrectly declare to be deriving from a regulation enforcement institution and will report having located child pornography or various other unlawful information on the gadget. The alert will likewise contain a need for the individual to pay the ransom.

Technical details

File Info:

crc32: C18C571D
md5: 064f0a5fcc869f6eb77405d3fe98af87
name: 064F0A5FCC869F6EB77405D3FE98AF87.mlw
sha1: be6f4e9d642a7d9dc7fff6c7c2ef389cf8a8674d
sha256: 825031c818eb3b210cca38968512f3cc7e253a51f5d545f7e965e6bcd8515543
sha512: ba4075cd97adf227626d9e4f029cf818ed71c07db3f66e3bb2d6539b6edbdc415f1f1bb24e27059cf742528c4ceaa5886084a7f438106860588e3f7ae534fd80
ssdeep: 24576:4IyMaxuc9BxeDGBXaX/7FGt2uw+4L/0PbN5MW+aOZ+pMYlENQ8ivHHH6wEkJkZM:4NMaxBxgGy/Fuw+4LIFJl7KM9P4
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Worm:Win32/Rebhip also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Zusy.109927
McAfee Artemis!064F0A5FCC86
Malwarebytes MachineLearning/Anomalous.93%
VIPRE Trojan.Win32.Generic!BT
AegisLab Trojan.Win32.Foreign.4!c
Sangfor Trojan.Win32.Save.a
K7AntiVirus Trojan ( 0055e3991 )
BitDefender Gen:Variant.Zusy.109927
K7GW Trojan ( 0055e3991 )
Cybereason malicious.fcc869
BitDefenderTheta Gen:NN.ZelphiCO.34590.LHW@aSGq84dG
Symantec Trojan Horse
ESET-NOD32 a variant of Win32/Injector.AJCY
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan-Ransom.Win32.Foreign.lkle
Alibaba Ransom:Win32/Foreign.9ff63b88
NANO-Antivirus Trojan.Win32.RiskGen.dnvvvq
Rising Ransom.Foreign!8.292 (CLOUD)
Ad-Aware Gen:Variant.Zusy.109927
Emsisoft Gen:Variant.Zusy.109927 (B)
F-Secure Heuristic.HEUR/AGEN.1113220
DrWeb Trojan.PWS.Stealer.15081
TrendMicro BKDR_BLADABINDI.YYQB
McAfee-GW-Edition BehavesLike.Win32.Worm.th
FireEye Generic.mg.064f0a5fcc869f6e
Sophos Mal/Generic-S
SentinelOne Static AI – Malicious PE
Avira HEUR/AGEN.1113220
MAX malware (ai score=100)
Antiy-AVL Trojan[Ransom]/Win32.Foreign
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Worm:Win32/Rebhip
Arcabit Trojan.Zusy.D1AD67
AhnLab-V3 Trojan/Win32.Gen
ZoneAlarm Trojan-Ransom.Win32.Foreign.lkle
GData Gen:Variant.Zusy.109927
Cynet Malicious (score: 90)
VBA32 TScope.Trojan.Delf
ALYac Gen:Variant.Zusy.109927
Cylance Unsafe
Panda Trj/CI.A
TrendMicro-HouseCall BKDR_BLADABINDI.YYQB
Tencent Win32.Trojan.Foreign.Dvb
Yandex Trojan.Foreign!MlT/Ax3n16E
Ikarus Trojan.Win32.Injector
Fortinet W32/Foreign.FCQY!tr
AVG Win32:Malware-gen
Paloalto generic.ml
CrowdStrike win/malicious_confidence_80% (D)
Qihoo-360 Win32/Trojan.Foreign.HgIASOMA

How to remove Worm:Win32/Rebhip virus?

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 Worm:Win32/Rebhip 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 Worm:Win32/Rebhip 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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