About “Jaik.49613 (B)” infection

The Jaik.49613 (B) 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 Jaik.49613 (B) virus can do?

• Behavioural detection: Executable code extraction – unpacking
• SetUnhandledExceptionFilter detected (possible anti-debug)
• At least one process apparently crashed during execution
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Possible date expiration check, exits too soon after checking local time
• NtSetInformationThread: attempt to hide thread from debugger
• Guard pages use detected – possible anti-debugging.
• Dynamic (imported) function loading detected
• Performs HTTP requests potentially not found in PCAP.
• HTTPS urls from behavior.
• Reads data out of its own binary image
• CAPE extracted potentially suspicious content
• Drops a binary and executes it
• The binary contains an unknown PE section name indicative of packing
• Authenticode signature is invalid
• A scripting utility was executed
• Uses Windows utilities for basic functionality
• Uses Windows utilities for basic functionality
• Behavioural detection: Injection (Process Hollowing)
• Executed a process and injected code into it, probably while unpacking
• Behavioural detection: Injection (inter-process)
• Checks for the presence of known windows from debuggers and forensic tools
• Created a process from a suspicious location
• Steals private information from local Internet browsers
• Collects and encrypts information about the computer likely to send to C2 server
• Network activity contains more than one unique useragent.
• Writes a potential ransom message to disk
• Creates a hidden or system file
• CAPE detected the OnlyLogger malware family
• Checks for the presence of known devices from debuggers and forensic tools
• Detects VirtualBox through the presence of a device
• Attempts to modify proxy settings
• Attempts to disable Windows Defender
• Attempts to modify Windows Defender using PowerShell
• Attempts to execute suspicious powershell command arguments
• Uses suspicious command line tools or Windows utilities

How to determine Jaik.49613 (B)?

File Info:
name: 84458C25CFBBF91436C4.mlwpath: /opt/CAPEv2/storage/binaries/5538e9f12b95d10a7e8019aa60884674db8167d93ffc511561bb623b89b214a3crc32: 8F429926md5: 84458c25cfbbf91436c4810b6d9d86e9sha1: 8d8b4b090e0d461e67bd6c32abb10144bc6bfea3sha256: 5538e9f12b95d10a7e8019aa60884674db8167d93ffc511561bb623b89b214a3sha512: 70bbd974a71eaafbba0fe8c4ffe580b5210afaff5b742979447f1b0644b4cd29b223239a2c917728b66659d41232e6a76d21c6886be7af799322fb05d0114f47ssdeep: 393216:x9dgnHfx+cZxITo0oJMLRYgCgLcmHEu73OaWPL:LdgnplXz0AqugAmkuFULtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T194E63350B7E6A9FAF24A10393F8CD7E1B576E8E82516CCC37EC20CE857B5099511BCA4sha3_384: 062b4ac9db958699e4c89fd03525c739b8e9fb5604027f5a4d0203da69c496f4121190c2e76d5005b363f092dd49ada1ep_bytes: 558bec6aff6898c24100680691410064timestamp: 2019-02-21 16:00:00
Version Info:
CompanyName: Igor PavlovFileDescription: 7z Setup SFXFileVersion: 19.00InternalName: 7zS.sfxLegalCopyright: Copyright (c) 1999-2018 Igor PavlovOriginalFilename: 7zS.sfx.exeProductName: 7-ZipProductVersion: 19.00Translation: 0x0409 0x04b0

Jaik.49613 (B) also known as:

How to remove Jaik.49613 (B)?

• 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.