Doina.48991 (file analysis)

The Doina.48991 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 Doina.48991 virus can do?

• Behavioural detection: Executable code extraction – unpacking
• HTTPS urls from behavior.
• 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
• The binary likely contains encrypted or compressed data.
• Authenticode signature is invalid
• Uses Windows utilities for basic functionality
• Uses Windows utilities to create a scheduled task
• Behavioural detection: Transacted Hollowing
• CAPE detected the RedLine malware family
• Attempts to identify installed AV products by installation directory
• Attempts to modify proxy settings
• Appears to use command line obfuscation
• Deletes executed files from disk
• Uses suspicious command line tools or Windows utilities
• Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine Doina.48991?

File Info:
name: 69413F48890B32E5F376.mlw
path: /opt/CAPEv2/storage/binaries/710b4bccfc63f2ec58e50778bd98abf69aa3af3bb1fc89a0c372c56e3ad47059
crc32: DC619D86
md5: 69413f48890b32e5f376efa2a980f6ed
sha1: 89ee0608aa3e0e271bd862799550c42f74a104fe
sha256: 710b4bccfc63f2ec58e50778bd98abf69aa3af3bb1fc89a0c372c56e3ad47059
sha512: 327b27a07df5993c93f6a61fc5c2b39b583b35896641fb6b78f226da24f2151b4b2d207d017e6b78d47e797518caa554684b0a9212a317b255f718675ef4ac06
ssdeep: 12288:4MrZy902Smxm/yrsP4mfW0I/hVo7MFOLO5oLm9h+0N9pvBfxF8r/rmZ:hy6mxm/yow1VUMF5RN9/8biZ
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T14905124BE6F88036E8B4177018F206C3193A7D515F3983672B5FBD5D18B3AB0A23576A
sha3_384: 592c99f6dfd8f06fdf448d98d6b10e4973d5d2b6277a596cdeb1a94c025cb472f4b5efefc4cf056217528b9e20da5c69
ep_bytes: e8f0060000e9000000006a5868b87240
timestamp: 2022-05-24 22:49:06

Version Info:
CompanyName: Microsoft Corporation
FileDescription: Самоизвлечение CAB-файлов Win32                                           
FileVersion: 11.00.17763.1 (WinBuild.160101.0800)
InternalName: Wextract                
LegalCopyright: © Корпорация Майкрософт. Все права защищены.
OriginalFilename: WEXTRACT.EXE            .MUI
ProductName: Internet Explorer
ProductVersion: 11.00.17763.1
Translation: 0x0419 0x04b0

Doina.48991 also known as:

How to remove Doina.48991?

• 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.