About “Downloader.Win32.Duba” infection

The Downloader.Win32.Duba 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 Downloader.Win32.Duba virus can do?

• Sample contains Overlay data
• Presents an Authenticode digital signature
• Unconventionial language used in binary resources: Chinese (Simplified)
• The binary likely contains encrypted or compressed data.
• Emumerates physical drives
• Attempted to write directly to a physical drive
• Accessed credential storage registry keys
• Yara rule detections observed from a process memory dump/dropped files/CAPE

How to determine Downloader.Win32.Duba?

File Info:
name: F2C0E7D83E8A584DFF27.mlw
path: /opt/CAPEv2/storage/binaries/2cc9752c11e64debc6cf59c29197587a2e6412db401701689e7ebb9f10cc999d
crc32: F1FEA919
md5: f2c0e7d83e8a584dff27d85356d0019d
sha1: bde667465537661a30075a1d891ce6ab2f3e807b
sha256: 2cc9752c11e64debc6cf59c29197587a2e6412db401701689e7ebb9f10cc999d
sha512: fede8793dd072b8b97deab2f88e4666a5beab04d30b008599e65e43e1f202e9d8ac0af425137f53e40491ce26870001de863505183d26d4f48cbefe0def5e355
ssdeep: 49152:OE6VbOMIK3F/gSVO1KqW1YkWT216k44KZxyiUMB2x:OE6VbOZK3F/gh1KqWmkfFxKZxyiUMB2
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1FD85E01237E0D072C55309325EAADBA5A2FFF6935936CE0337CC0A4D6F709519E3A61A
sha3_384: 4fe50a7b68da61b7bd6e339b789ba5d6bd0aacbd68f58f6c02bb2520cf667cbae55204523ba5fdfa087c3c28eda2f9dd
ep_bytes: e888ed0000e917feffff558bec83ec20
timestamp: 1970-01-19 15:08:48

Version Info:
CompanyName: Kingsoft Corporation
FileDescription: Kingsoft Security - 安装程序
FileVersion: 2020,12,07,337
InternalName: KInstallTool
LegalCopyright: Copyright (C) 1998-2020 Kingsoft Corporation
OriginalFilename: KInstallTool.exe
ProductName: Kingsoft Internet Security
ProductVersion: 9,3,0,337
Translation: 0x0000 0x04b0

Downloader.Win32.Duba also known as:

How to remove Downloader.Win32.Duba?

• 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.