PUP.Optional.BundleInstaller
Isabella Bartlett What is PUP.Optional.BundleInstaller infection?
In this post you will certainly find concerning the definition of PUP.Optional.BundleInstaller and its adverse impact on your computer. Such ransomware are a kind of malware that is clarified by on the internet fraudulences to require paying the ransom money by a target.
In the majority of the situations, PUP.Optional.BundleInstaller virus will instruct its victims to launch funds transfer for the objective of counteracting the modifications that the Trojan infection has actually presented to the victim’s device.
PUP.Optional.BundleInstaller Summary
These alterations can be as adheres to:
- 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.
- Attempts to connect to a dead IP:Port (4 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.
- Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.
Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.
- 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.
- HTTP traffic contains suspicious features which may be indicative of malware related traffic;
- Performs some HTTP requests;
- Network activity contains more than one unique useragent.;
- Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
- Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
- Ciphering the files located on the victim’s hard disk drive — so the victim can no longer use the data;
- Preventing routine 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.
| z.whorecord.xyz | Trojan-Ransom.NSIS.Xamyh.ojo |
| a.tomx.xyz | Trojan-Ransom.NSIS.Xamyh.ojo |
| Trojan-Ransom.NSIS.Xamyh.ojo | |
| ocsp.digicert.com | Trojan-Ransom.NSIS.Xamyh.ojo |
| gstatic.uptodown.net | Trojan-Ransom.NSIS.Xamyh.ojo |
| servicemap.conduit-services.com | Trojan-Ransom.NSIS.Xamyh.ojo |
| ct2828561.ourtoolbar.com | Trojan-Ransom.NSIS.Xamyh.ojo |
| Trojan-Ransom.NSIS.Xamyh.ojo |
PUP.Optional.BundleInstaller
One of the most typical networks whereby PUP.Optional.BundleInstaller Ransomware Trojans are injected are:
- By ways of phishing e-mails;
- As an effect of individual ending up on a source that hosts a harmful software application;
As quickly as the Trojan is successfully infused, it will certainly either cipher the data on the sufferer’s PC or stop the device from functioning in an appropriate fashion – while also placing a ransom money note that mentions the demand for the victims to effect the settlement for the objective of decrypting the files or restoring the documents system back to the preliminary problem. In the majority of circumstances, the ransom money note will come up when the customer reboots the PC after the system has already been damaged.
PUP.Optional.BundleInstaller circulation networks.
In different edges of the world, PUP.Optional.BundleInstaller expands by jumps and bounds. However, the ransom money notes and techniques of extorting the ransom amount may differ depending upon particular regional (regional) setups. The ransom money notes as well as methods of extorting the ransom money quantity may vary depending on specific neighborhood (local) settings.
For example:
Faulty informs about unlicensed software.
In specific locations, the Trojans typically wrongfully report having detected some unlicensed applications allowed on the sufferer’s gadget. The alert then requires the individual to pay the ransom money.
Faulty declarations regarding illegal web content.
In countries where software program piracy is much less preferred, this method is not as reliable for the cyber scams. Conversely, the PUP.Optional.BundleInstaller popup alert might incorrectly claim to be stemming from a law enforcement institution and will report having situated kid porn or various other unlawful information on the gadget.
PUP.Optional.BundleInstaller popup alert may falsely assert to be acquiring from a regulation enforcement establishment and will report having located kid pornography or other illegal information on the device. The alert will in a similar way have a demand for the user to pay the ransom money.
Technical details
File Info:
crc32: F1D2C104md5: c342844b903f74962859ea37740f622dname: C342844B903F74962859EA37740F622D.mlwsha1: 053e0d86b29b7890912d668e343cba119ac415bcsha256: e466e0ced519193754eda815c38f632eb6a0ecd7a28fa33baa036b1914f7934dsha512: 4b613824e027a9341188172bd4566d98558f89765169ee89fe3e244c0875530b1d2a043df1a5421b6af813151040f2446b7a8feeede509a2bc4a4e2930147a60ssdeep: 12288:DnDunOLRQ3sBPBLfeZQ5NO1sPOLfez8olmviTh52:DynjsFZi1uHDmKj2type: PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archiveVersion Info:
0: [No Data]
PUP.Optional.BundleInstaller also known as:
| GridinSoft | Trojan.Ransom.Gen |
| Bkav | W32.AIDetect.malware1 |
| Elastic | malicious (high confidence) |
| Cylance | Unsafe |
| VIPRE | Trojan.Win32.Generic!BT |
| AegisLab | Trojan.NSIS.Xamyh.j!c |
| Sangfor | Backdoor.Win32.Bladabindi.ml |
| K7AntiVirus | Adware ( 004cee561 ) |
| K7GW | Adware ( 004cee561 ) |
| Cybereason | malicious.6b29b7 |
| Symantec | PUA.UpToDown |
| ESET-NOD32 | a variant of Win32/UpToDown.B potentially unwanted |
| APEX | Malicious |
| Avast | FileRepMalware [PUP] |
| ClamAV | Win.Adware.UpToDown-1 |
| Kaspersky | Trojan-Ransom.NSIS.Xamyh.ojo |
| Alibaba | Ransom:Win32/Xamyh.b10d156a |
| NANO-Antivirus | Riskware.Nsis.Adw.dqgtmn |
| Sophos | Generic PUA AF (PUA) |
| F-Secure | |
| DrWeb | Adware.Downware.16 |
| Zillya | Trojan.Onion.Win32.1314 |
| TrendMicro | Ransom_Xamyh.R002C0OBB21 |
| McAfee-GW-Edition | BehavesLike.Win32.PUP.gc |
| Avira | APPL/UpToDown.Gen5 |
| Antiy-AVL | Trojan/Win32.TSGeneric |
| Microsoft | Backdoor:Win32/Bladabindi!ml |
| SUPERAntiSpyware | |
| ZoneAlarm | Trojan-Ransom.NSIS.Xamyh.ojo |
| GData | Win32.Application.UpToDown.C |
| Cynet | Malicious (score: 100) |
| McAfee | Artemis!C342844B903F |
| VBA32 | TrojanRansom.Xamyh |
| Malwarebytes | PUP.Optional.BundleInstaller |
| TrendMicro-HouseCall | Ransom_Xamyh.R002C0OBB21 |
| SentinelOne | Static AI – Suspicious PE |
| eGambit | Unsafe.AI_Score_72% |
| AVG | FileRepMalware [PUP] |
| Paloalto | generic.ml |
| CrowdStrike | win/malicious_confidence_100% (D) |
| Qihoo-360 | Win32/Ransom.Generic.HoMASO0A |
How to remove PUP.Optional.BundleInstaller ransomware?
There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft">2.
Download GridinSoft Anti-Malware.
You can download GridinSoft Anti-Malware by clicking the button below:
Download GridinSoft Anti-MalwareRun 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.
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.
Press “Install” button.
Once installed, Anti-Malware will automatically run.
Wait for the Anti-Malware scan to complete.
GridinSoft Anti-Malware will automatically start scanning your system for PUP.Optional.BundleInstaller 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.
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.
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 Anti-Malware
If the guide doesn’t help you to remove PUP.Optional.BundleInstaller you can always ask me in the comments for getting help.
References
- GridinSoft Anti-Malware Review from HowToFix site:
- More information about GridinSoft products:
