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.

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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.mlw
path: /opt/CAPEv2/storage/binaries/0d7b97636c5fc7ba4c136012f838030c1268b2f6a8716fb91722ffe099b4ea97
crc32: A772D17B
md5: ead0213e2de25e3950438a9b67b078a1
sha1: 32bac1b3092fa96dc28317b1383413c63653b9b9
sha256: 0d7b97636c5fc7ba4c136012f838030c1268b2f6a8716fb91722ffe099b4ea97
sha512: 87c721e14e003c4572c8eae496359ffbaa1beedb9e839bf6efa40e624067de72e503527b45d341b57af1b90397821c0e5ebe4df6998504b9e19b3c851bec3129
ssdeep: 98304:pR4oChHLmmmbQWjH1nJLj7XixBosm5hiIxTXIRXNY1EbWmcL5Ebj:pulhHLmmmkWpnJLj7E4iIxTXOdPWFL5k
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1E5262344420982F7C8A1CFB2A783B3F514DFB1A4CAEC487AE9F6E7DECA4D5A4450151B
sha3_384: 49805e7e64dade2743b48b3ac42f1759f574029fd63221c6f97b3cc84086cb7e9a1ff7c86d8f8dc089e23695ff9bfc9a
ep_bytes: 60e8000000005d50510fcaf7d29cf7d2
timestamp: 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.