About “Win32:RegTool-B [PUP]” infection

The Win32:RegTool-B [PUP] 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 Win32:RegTool-B [PUP] virus can do?

• SetUnhandledExceptionFilter detected (possible anti-debug)
• Behavioural detection: Executable code extraction – unpacking
• Sample contains Overlay data
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• Anomalous file deletion behavior detected (10+)
• Guard pages use detected – possible anti-debugging.
• Dynamic (imported) function loading detected
• Reads data out of its own binary image
• Drops a binary and executes it
• The binary likely contains encrypted or compressed data.
• Authenticode signature is invalid
• Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config
• Created a process from a suspicious location
• Collects and encrypts information about the computer likely to send to C2 server
• Installs itself for autorun at Windows startup
• Installs itself for autorun at Windows startup
• Detects Bochs through the presence of a registry key
• Accessed credential storage registry keys
• Anomalous binary characteristics

How to determine Win32:RegTool-B [PUP]?

File Info:
name: D8C1470FF10ACDC7B919.mlwpath: /opt/CAPEv2/storage/binaries/d2ca71385cab24395e4f4006bf0c5977175d3272a941f5c510ea4ca6dd2bdebbcrc32: 0FB8698Emd5: d8c1470ff10acdc7b919e61924f085eesha1: 99360b626f09494b35d739ead464ac8cb53980f6sha256: d2ca71385cab24395e4f4006bf0c5977175d3272a941f5c510ea4ca6dd2bdebbsha512: 70ab1f83e76e1745df064320991f6b054176c0d9d9da24375532d540d14b88d2b4437ecdd9a3ef3694e9abce058d6d65bda20e6c55c3b8a72d0e815d688c3822ssdeep: 98304:ETU+Da6Xt3P0fN6jO+ZT3FfB3nvudBNnz3XglEoW+CCv:Eo+Dl3MfN3+ZpfB3vu9zH8EJ+zvtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T164F533613AE9C4F7D2521A328A9C3BD0E4F9D6381F585D2B3718095C6E7B546C22FE1Csha3_384: e3c33242eb6a3b4628c1aa27d4317a54bc7c34fa997140be37235bbcc6631f3acfb18edc3bf3ed48835e7c5b0c44a14dep_bytes: 558bec6aff689899410068644d410064timestamp: 2006-05-14 04:25:32
Version Info:
CompanyName: Igor PavlovFileDescription: 7z Setup SFXFileVersion: 4.42InternalName: 7zS.sfxLegalCopyright: Copyright (c) 1999-2006 Igor PavlovOriginalFilename: 7zS.sfx.exeProductName: 7-ZipProductVersion: 4.42

Win32:RegTool-B [PUP] also known as:

How to remove Win32:RegTool-B [PUP]?

• 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.