Backdoor.Win32.Agent.myuddn removal guide

The Backdoor.Win32.Agent.myuddn is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What Backdoor.Win32.Agent.myuddn virus can do?

• Executable code extraction
• Injection (inter-process)
• Injection (Process Hollowing)
• Possible date expiration check, exits too soon after checking local time
• Creates RWX memory
• A process attempted to delay the analysis task.
• Attempts to connect to a dead IP:Port (20 unique times)
• Starts servers listening on 0.0.0.0:0
• Expresses interest in specific running processes
• Reads data out of its own binary image
• A process created a hidden window
• Drops a binary and executes it
• HTTP traffic contains suspicious features which may be indicative of malware related traffic
• Performs some HTTP requests
• Looks up the external IP address
• A scripting utility was executed
• Uses Windows utilities for basic functionality
• Detects Sandboxie through the presence of a library
• Detects Avast Antivirus through the presence of a library
• Executed a process and injected code into it, probably while unpacking
• Checks for the presence of known windows from debuggers and forensic tools
• Network activity contains more than one unique useragent.
• Installs itself for autorun at Windows startup
• Creates a hidden or system file
• Checks the version of Bios, possibly for anti-virtualization
• Detects VirtualBox through the presence of a registry key
• Attempts to modify proxy settings
• Attempts to disable Windows Defender
• Attempts to create or modify system certificates
• Collects information to fingerprint the system
• Uses suspicious command line tools or Windows utilities

Related domains:

How to determine Backdoor.Win32.Agent.myuddn?

File Info:
crc32: 0FDEA9A5
md5: a56c0274e6ea9bd32141634a92052d91
name: A56C0274E6EA9BD32141634A92052D91.mlw
sha1: 0f69b4fcbda90184075b84d12217abbd0c07d704
sha256: 4d6904b252c292f5aefe176877720e6e8520c977c9f27ba46c92e5a0b6796016
sha512: c21c368a8d9e59b61ddb409958b071f206bc1c10e42b1a378a6b32b01fa4a9e107d1b840a0351a2ef3c787881e87d842ae12bd4c49050feb2dab5c7247088526
ssdeep: 98304:x9Y2YE0JHHIvNIDwBlb7yTglmdg7T0FHxhXU0KusqWmF6soR6R:xa22gNIDWlllsgshXDKOyso0R
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:
LegalCopyright: Copyright (c) 1999-2018 Igor Pavlov
InternalName: 7zS.sfx
FileVersion: 19.00
CompanyName: Igor Pavlov
ProductName: 7-Zip
ProductVersion: 19.00
FileDescription: 7z Setup SFX
OriginalFilename: 7zS.sfx.exe
Translation: 0x0409 0x04b0

Backdoor.Win32.Agent.myuddn also known as:

How to remove Backdoor.Win32.Agent.myuddn?

• Download and install GridinSoft Anti-Malware.
• Open GridinSoft Anti-Malware and perform a “Standard scan“.
• “Move to quarantine” all items.
• Open “Tools” tab – Press “Reset Browser Settings“.
• Select proper browser and options – Click “Reset”.
• Restart your computer.