Backdoor.Agent.Zegost (file analysis)

The Backdoor.Agent.Zegost 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.Agent.Zegost virus can do?

• Executable code extraction
• A process attempted to delay the analysis task.
• Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
• Reads data out of its own binary image
• Drops a binary and executes it
• Unconventionial language used in binary resources: Chinese (Simplified)
• The binary likely contains encrypted or compressed data.
• The executable is compressed using UPX
• Uses Windows utilities for basic functionality
• Deletes its original binary from disk
• Attempts to repeatedly call a single API many times in order to delay analysis time
• Installs itself for autorun at Windows startup
• Creates a hidden or system file
• Creates a copy of itself

Related domains:

How to determine Backdoor.Agent.Zegost?

File Info:
crc32: C995C8F3
md5: a573a45276c988b367c12b5e60b545a9
name: sht.exe
sha1: 9d280515c6615dd9af3f788c55d53468c9ca8b47
sha256: bfefdd6a5ab29cb3f49132dc9d8425b7ac9fbefb6d8d490089c380b732127b52
sha512: a23a61357750f002a4771e8a44bf38a47c9b88013a9ea622c0aff7f42e9a27e2db414653da7e369f35bd4f649f655c596c25d490bbb0d549f410ea7d468e4bf4
ssdeep: 3072:nobZWgTq/chM47QtQn1ikAK+3HF1Xs4cx1IqwW2R/xf8:obZWaqUZQtQne3l1XsnxmqwT
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:
LegalCopyright: (C) 360.cn All Rights Reserved.
InternalName: 360Restore
FileVersion: 2, 0, 0, 3065
CompanyName: 360.cn
ProductName: 360x5b89x5168x536bx58eb
ProductVersion: 2, 0, 0, 3065
FileDescription: 360x5b89x5168x536bx58eb x9694x79bbx533ax6a21x5757
OriginalFilename: 360Restore.exe
Translation: 0x0409 0x04b0

Backdoor.Agent.Zegost also known as:

How to remove Backdoor.Agent.Zegost?

• 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.