Zbot.82 removal

The Zbot.82 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 Zbot.82 virus can do?

• Behavioural detection: Executable code extraction – unpacking
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Mimics the system’s user agent string for its own requests
• Possible date expiration check, exits too soon after checking local time
• Anomalous file deletion behavior detected (10+)
• Dynamic (imported) function loading detected
• At least one IP Address, Domain, or File Name was found in a crypto call
• Performs HTTP requests potentially not found in PCAP.
• Starts servers listening on 0.0.0.0:25221, :0
• Enumerates running processes
• Reads data out of its own binary image
• CAPE extracted potentially suspicious content
• Drops a binary and executes it
• Unconventionial binary language: Russian
• Unconventionial language used in binary resources: Russian
• Authenticode signature is invalid
• Uses Windows utilities for basic functionality
• Code injection with CreateRemoteThread in a remote process
• Behavioural detection: Injection (inter-process)
• Behavioural detection: Injection with CreateRemoteThread in a remote process
• Tries to unhook or modify Windows functions monitored by Cuckoo
• Steals private information from local Internet browsers
• Collects and encrypts information about the computer likely to send to C2 server
• Installs itself for autorun at Windows startup
• A process sent information about the computer to a remote location.
• Attempts to modify proxy settings
• Attempts to modify browser security settings
• Harvests credentials from local FTP client softwares
• Clears web history

How to determine Zbot.82?

File Info:
name: 8F4CED76B4032DFD3978.mlw
path: /opt/CAPEv2/storage/binaries/c0e785a2f6e717d3f69f15b144d5e06e2bb9934f54e9f3334517fb24881cb0ec
crc32: 87D179C2
md5: 8f4ced76b4032dfd39789622795146b3
sha1: 278d6583555af7f482d40028978556fb9d36163e
sha256: c0e785a2f6e717d3f69f15b144d5e06e2bb9934f54e9f3334517fb24881cb0ec
sha512: ca693af20496fbb17e66ce7e94ced4b163fe0e15cc96617ff29b48de411cd48042ed5d231f8962e33adae0efb8b9a52a3ee83052845a8d11d366d74de06ca9a5
ssdeep: 3072:VQ3LCSB9fx7Egce+6SNAa7L4DVbZfpvBR0D4f5t0:VEekJZS2K78Ffo
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T104F3E0D739015275C5AE9772890EF3A3C60B3F7C3AB2713676E31E1B46990248E609BD
sha3_384: d47a4421742ac492fd2cbf595bbe5489ef2757bceb2a9516ed29858de3992a706c47a43291637661191ffadc3adc8672
ep_bytes: 558bec6aff6810ed410068b07a410064
timestamp: 2012-10-21 05:21:22

Version Info:
CompanyName: very
FileVersion: 8.8.769.25
FileDescription: very Get
LegalCopyright: Copyright (C) 2004-2011
InternalName: Get
OriginalFilename: Final.exe
ProductName: very Get
ProductVersion: 8.8.769.25
Translation: 0x0419 0x04b0

Zbot.82 also known as:

How to remove Zbot.82?

• 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.