PUP.Amigo
The detection of PUP.Amigo on your system indicates the presence of a potentially unwanted program (PUP) that may be causing issues with your computer's performance and security. It is essential to understand the nature of this threat and take immediate action to remove it and prevent further damage.
Table of Contents
What Is PUP.Amigo?
PUP.Amigo is a type of malware that is not necessarily malicious but can still cause problems for users. PUPs are often bundled with other software and can be installed without the user's knowledge or consent. They can display unwanted advertisements, collect user data, and slow down system performance. PUPs can also create vulnerabilities that can be exploited by more severe malware, making it crucial to remove them as soon as possible.
How PUP.Amigo Operates
PUP.Amigo, like other PUPs, can operate in various ways, including displaying pop-up ads, altering browser settings, and collecting user data. It may also install additional software or toolbars without the user's consent. PUPs can be challenging to remove because they often disguise themselves as legitimate programs or integrate with other software. They can also use various tactics to evade detection, such as hiding in temporary files or using encryption.
Symptoms of Infection
If your system is infected with PUP.Amigo, you may notice several symptoms, including unwanted advertisements, slow system performance, and changes to your browser settings. You may also experience frequent crashes, freezes, or error messages. Additionally, you may notice that your browser homepage or search engine has been altered without your consent. These symptoms can be frustrating and may indicate that your system is infected with PUP.Amigo or other malware.
- Unwanted advertisements or pop-ups
- Slow system performance or freezes
- Changes to browser settings or homepage
- Frequent crashes or error messages
- Unexplained installation of additional software or toolbars
How to Remove PUP.Amigo
To remove PUP.Amigo, follow these steps:
- Boot your system in Safe Mode with Networking to prevent the PUP from loading and to allow for internet access.
- Use a reputable anti-malware tool, such as SpyHunter, to perform a full scan of your system and detect any malware or PUPs.
- Uninstall any suspicious programs or software that may be related to the PUP.
- Reset your browser settings, including Chrome, Firefox, and Edge, to their default values to remove any alterations made by the PUP.
- Reboot your system and perform another scan with your anti-malware tool to ensure that the PUP has been completely removed.
Conclusion
Removing PUP.Amigo from your system is crucial to preventing further damage and ensuring your computer's security and performance. By following the steps outlined above, you can effectively remove the PUP and prevent re-infection. It is also essential to practice safe computing habits, such as avoiding suspicious downloads and using reputable anti-malware tools, to prevent future infections. Remember to always be cautious when installing software and to monitor your system's performance regularly to detect any potential issues.
Analysis Report
General information
| Family Name: | PUP.Amigo |
|---|---|
| Signature status: | Self Signed |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
692731b3079ebbdbfca7ed5647599a08
SHA1:
5b84ff466f8339ae430c7a31da2b548dba6e2db2
SHA256:
CF325A267F5C15A482B6541605D1DAB5684848ADF34D52473699F41E8AB231D0
File Size:
422.62 KB, 422616 bytes
|
|
MD5:
84c83a44f9797547ac5ec89eb86c8205
SHA1:
82e1db65bbec124618e623dfea83657aae6ae78d
SHA256:
48185404ADAC934EB3BCD685BC136186A707DF8E69F08352D30657566C97FC40
File Size:
401.64 KB, 401640 bytes
|
|
MD5:
3d489604ad99718b9d51b21edfa025cc
SHA1:
ba2ce7b59a90259d69e9304c11165b3de487e5ee
SHA256:
487EAD5585F7F2873725597144A582C416C93606475AEC597DCD50BC30F5D83D
File Size:
422.62 KB, 422616 bytes
|
|
MD5:
e775dd5fc63131b7ce757ea4b38f4016
SHA1:
6f9cf28482dac6ec03c840b3d92f69133cf9dd2b
SHA256:
69AAC7AACB86D597FD0959C120561024EEBC077DBA910957CB442D63045A5FAF
File Size:
352.49 KB, 352488 bytes
|
|
MD5:
e6b4d99a5aad4945b36c25c6d6f1d8dd
SHA1:
0a4dad76f86072d1eeececc1d6bd971bec6247b5
SHA256:
11CDBA617C0C321E189E8056F9DDD239C571267161D60A5147E7FEE6F8B79213
File Size:
462.80 KB, 462800 bytes
|
Windows Portable Executable Attributes
- File doesn't have "Rich" header
- File doesn't have exports table
- File has exports table
- File has TLS information
- File is 32-bit executable
- File is either console or GUI application
- File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
- File is Native application (NOT .NET application)
- File is not packed
- IMAGE_FILE_DLL is not set inside PE header (Executable)
Show More
- IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)
File Icons
File Icons
This section displays icon resources found within family samples. Malware often replicates icons commonly associated with legitimate software to mislead users into believing the malware is safe.
Windows PE Version Information
Windows PE Version Information
This section displays values and attributes that have been set in the Windows file version information data structure for samples within this family. To mislead users, malware actors often add fake version information mimicking legitimate software.| Name | Value |
|---|---|
| Company Name |
|
| Company Short Name | Dilane Limited |
| File Description |
|
| File Version |
|
| Internal Name |
|
| Last Change | 01989b478b88f29cc27177acab0b3c5d5c028eca |
| Legal Copyright |
|
| Official Build | 1 |
| Original Filename |
|
| Product Name |
|
| Product Short Name | FreeU |
| Product Version |
|
Digital Signatures
Digital Signatures
This section lists digital signatures that are attached to samples within this family. When analyzing and verifying digital signatures, it is important to confirm that the signature’s root authority is a well-known and trustworthy entity and that the status of the signature is good. Malware is often signed with non-trustworthy “Self Signed” digital signatures (which can be easily created by a malware author with no verification). Malware may also be signed by legitimate signatures that have an invalid status, and by signatures from questionable root authorities with fake or misleading “Signer” names.| Signer | Root | Status |
|---|---|---|
| Dilane Limited | Dilane Limited | Self Signed |
File Traits
- HighEntropy
- x86
Block Information
Block Information
During analysis, EnigmaSoft breaks file samples into logical blocks for classification and comparison with other samples. Blocks can be used to generate malware detection rules and to group file samples into families based on shared source code, functionality and other distinguishing attributes and characteristics. This section lists a summary of this block data, as well as its classification by EnigmaSoft. A visual representation of the block data is also displayed, where available.| Total Blocks: | 2,053 |
|---|---|
| Potentially Malicious Blocks: | 19 |
| Whitelisted Blocks: | 1,839 |
| Unknown Blocks: | 195 |
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0
0
0
0
0
0
0
0
0
0
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block
? - Unknown Block
x - Potentially Malicious Block
Files Modified
Files Modified
This section lists files that were created, modified, moved and/or deleted by samples in this family. File system activity can provide valuable insight into how malware functions on the operating system.| File | Attributes |
|---|---|
| c:\users\user\appdata\local\temp\loader_ldir_2052_175\ba2ce7b59a90259d69e9304c11165b3de487e5ee_0000422616 | Generic Read,Write Data,Write Attributes,Write extended,Append data,Delete,LEFT 262144 |
| c:\users\user\appdata\local\temp\loader_ldir_5752_22350\5b84ff466f8339ae430c7a31da2b548dba6e2db2_0000422616 | Generic Read,Write Data,Write Attributes,Write extended,Append data,Delete,LEFT 262144 |
Registry Modifications
Registry Modifications
This section lists registry keys and values that were created, modified and/or deleted by samples in this family. Windows Registry activity can provide valuable insight into malware functionality. Additionally, malware often creates registry values to allow itself to automatically start and indefinitely persist after an initial infection has compromised the system.| Key::Value | Data | API Name |
|---|---|---|
| HKCU\software\mail.ru\go2installer::loaderguid | {935EED24-B164-4053-A350-761218B86615} | RegNtPreCreateKey |
| HKCU\software\mail.ru\amigoinstaller::loaderguid | {F136E2C7-5EEC-4557-906D-52D70501CF13} | RegNtPreCreateKey |
| HKCU\software\mail.ru\go2installer::loaderguid | {BF26C704-199C-458E-AF2C-4B807D4C411C} | RegNtPreCreateKey |
| HKCU\software\mail.ru\amigoinstaller::guid | {430A2473-DDE7-4B7E-8828-F66842861DCA} | RegNtPreCreateKey |
Windows API Usage
Windows API Usage
This section lists Windows API calls that are used by the samples in this family. Windows API usage analysis is a valuable tool that can help identify malicious activity, such as keylogging, security privilege escalation, data encryption, data exfiltration, interference with antivirus software, and network request manipulation.| Category | API |
|---|---|
| Process Manipulation Evasion |
|
| Process Shell Execute |
|
| Network Wininet |
|
| Network Winhttp |
|
| Syscall Use |
Show More
|
| Anti Debug |
|
Shell Command Execution
Shell Command Execution
This section lists Windows shell commands that are run by the samples in this family. Windows Shell commands are often leveraged by malware for nefarious purposes and can be used to elevate security privileges, download and launch other malware, exploit vulnerabilities, collect and exfiltrate data, and hide malicious activity.
C:\Users\Egbjrure\AppData\Local\Temp\loader_ldir_5752_22350\5b84ff466f8339ae430c7a31da2b548dba6e2db2_0000422616 --wi=0 --import-settings=L --make-default=1 --attr=901406chsg --rfr=901406 --ext_params="old_mr1lad%3D5bd5a48e16ee8fb3-300-300-" --cp
|
C:\Users\Zvsmzruh\AppData\Local\Temp\loader_ldir_2052_175\ba2ce7b59a90259d69e9304c11165b3de487e5ee_0000422616 --wi=0 --import-settings=L --attr=901406ff --rfr=901406 --ext_params="old_mr1lad%3D5b7658eb291c4ec8-1000-1000-" --cp
|
C:\WINDOWS\SysWOW64\rundll32.exe C:\WINDOWS\system32\rundll32.exe c:\users\user\downloads\0a4dad76f86072d1eeececc1d6bd971bec6247b5_0000462800.,LiQMAxHB
|
