Win32/Packed.Obsidium.FV malicious file

The Win32/Packed.Obsidium.FV 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 Win32/Packed.Obsidium.FV virus can do?

• Behavioural detection: Executable code extraction – unpacking
• SetUnhandledExceptionFilter detected (possible anti-debug)
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Creates RWX memory
• NtSetInformationThread: attempt to hide thread from debugger
• Dynamic (imported) function loading detected
• Enumerates running processes
• Expresses interest in specific running processes
• Reads data out of its own binary image
• CAPE extracted potentially suspicious content
• Unconventionial language used in binary resources: Chinese (Traditional)
• The binary likely contains encrypted or compressed data.
• Authenticode signature is invalid
• Checks for the presence of known windows from debuggers and forensic tools
• CAPE detected the Raccoon malware family
• Checks for the presence of known devices from debuggers and forensic tools
• Detects VirtualBox through the presence of a device
• Collects information to fingerprint the system
• Anomalous binary characteristics

How to determine Win32/Packed.Obsidium.FV?

File Info:
name: 7E81EB0A3AA63D6E0A0A.mlw
path: /opt/CAPEv2/storage/binaries/10c6b988f3e8ef832b22e9b9a9792fadb47fbb029170bed8b3a0053a4846dc42
crc32: D05F5A32
md5: 7e81eb0a3aa63d6e0a0a2b9147d16bce
sha1: 6358ecce5bae0498fedbdbddac6a399e6499fa72
sha256: 10c6b988f3e8ef832b22e9b9a9792fadb47fbb029170bed8b3a0053a4846dc42
sha512: f5c8e68efea6f10a5b813f076a323ec3f6b0d49e5ebe94910e25c17db445b1e0f0d816bbbaa92298f78cb4c8d2b587a49d6da1707af6be182d25da565876f6c1
ssdeep: 24576:kjnPLtWxce/CFxPG8qrHShVWnp3h1q7MY0qwf31gcQwB+aQemNHxF7DbV3ib:kjnRdhY3a7r0331gcvu3XbZib
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T198652341E414E6F0E2BC4631F19766F10B7C5E5DEF48230F8988BE4A39B21A6964BD4F
sha3_384: 550e2c9a627607633531a162ded7a218c7255122c22d82844fb23e45bed9ad5f856e0b8b692d42daa68597d53942d0db
ep_bytes: eb0569fa880e9d50eb0136e812000000
timestamp: 2022-01-19 10:29:28

Version Info:
CompanyName: Realtek Semiconductor Corp.
FileDescription: RTInstaller
FileVersion: 1.0.0.46
InternalName: RTInstaller
LegalCopyright: Copyright (C) 2016 Realtek Semiconductor Corporation. All Right Reserved. 
OriginalFilename: RTInstaller.exe
ProductName: RTInstaller
ProductVersion: 1.0.0.46
Translation: 0x0409 0x04b0

Win32/Packed.Obsidium.FV also known as:

How to remove Win32/Packed.Obsidium.FV?

• 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.