Backdoor:Win32/Rbot.OQ removal tips

The Backdoor:Win32/Rbot.OQ 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.

What Backdoor:Win32/Rbot.OQ virus can do?

• SetUnhandledExceptionFilter detected (possible anti-debug)
• Behavioural detection: Executable code extraction – unpacking
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Dynamic (imported) function loading detected
• Reads data out of its own binary image
• CAPE extracted potentially suspicious content
• The binary contains an unknown PE section name indicative of packing
• The binary likely contains encrypted or compressed data.
• Authenticode signature is invalid
• Queries information on disks, possibly for anti-virtualization
• Behavioural detection: Injection (inter-process)
• Checks for the presence of known windows from debuggers and forensic tools
• Tries to unhook or modify Windows functions monitored by Cuckoo
• Created a process from a suspicious location
• Checks for the presence of known devices from debuggers and forensic tools
• Checks the version of Bios, possibly for anti-virtualization
• Detected Armadillo packer using a known mutex
• Detected Armadillo packer using a known registry key
• Attempts to interact with an Alternate Data Stream (ADS)
• Collects information to fingerprint the system

How to determine Backdoor:Win32/Rbot.OQ?

File Info:
name: EAD0213E2DE25E395043.mlwpath: /opt/CAPEv2/storage/binaries/0d7b97636c5fc7ba4c136012f838030c1268b2f6a8716fb91722ffe099b4ea97crc32: A772D17Bmd5: ead0213e2de25e3950438a9b67b078a1sha1: 32bac1b3092fa96dc28317b1383413c63653b9b9sha256: 0d7b97636c5fc7ba4c136012f838030c1268b2f6a8716fb91722ffe099b4ea97sha512: 87c721e14e003c4572c8eae496359ffbaa1beedb9e839bf6efa40e624067de72e503527b45d341b57af1b90397821c0e5ebe4df6998504b9e19b3c851bec3129ssdeep: 98304:pR4oChHLmmmbQWjH1nJLj7XixBosm5hiIxTXIRXNY1EbWmcL5Ebj:pulhHLmmmkWpnJLj7E4iIxTXOdPWFL5ktype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1E5262344420982F7C8A1CFB2A783B3F514DFB1A4CAEC487AE9F6E7DECA4D5A4450151Bsha3_384: 49805e7e64dade2743b48b3ac42f1759f574029fd63221c6f97b3cc84086cb7e9a1ff7c86d8f8dc089e23695ff9bfc9aep_bytes: 60e8000000005d50510fcaf7d29cf7d2timestamp: 2021-11-25 08:28:36
Version Info:
0: [No Data]

Backdoor:Win32/Rbot.OQ also known as:

How to remove Backdoor:Win32/Rbot.OQ?

• 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.