About “Win32/Delf.PYE” infection

The Win32/Delf.PYE 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/Delf.PYE 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
• Dynamic (imported) function loading detected
• CAPE extracted potentially suspicious content
• The binary likely contains encrypted or compressed data.
• Authenticode signature is invalid
• Uses Windows utilities for basic functionality
• Deletes its original binary from disk
• Anomalous binary characteristics
• Uses suspicious command line tools or Windows utilities

How to determine Win32/Delf.PYE?

File Info:
name: D20207E3415227601D99.mlw
path: /opt/CAPEv2/storage/binaries/1bdc6840fcdc73ea5542eae6a8246c10a3cc2d6d301d906329c19de01611da28
crc32: F2B6A0DE
md5: d20207e3415227601d9939ddcb614a14
sha1: f2a3ddd4b9e7724988c40422877cdf9d825a0dd7
sha256: 1bdc6840fcdc73ea5542eae6a8246c10a3cc2d6d301d906329c19de01611da28
sha512: 20597424317fe93c5cad933e91be8663973b3256ebfdd5b814edf8244e3469158fd85aa62d66b4675e6b6cb31cd296c06b53c48b3a7a7321aa9c1e7d64e942dd
ssdeep: 384:Ilgn1I4uPAr6KBWAJYAYOlYWtXITCHJc9:2gni4SyJVYReITCa9
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T14452C0EA8E13093ED0172E3A5402A2FCC2F3EE26821EDB1D566C410AF0C4B450D7EA65
sha3_384: 19dbe344053d33903e97c110555ff61e81410994d77a2989585fb403c7ff391ae593e2bd735bfed0e1ca0e06a28511e1
ep_bytes: b83cf940005064ff3500000000648925
timestamp: 2011-02-27 01:07:23

Version Info:
0: [No Data]

Win32/Delf.PYE also known as:

How to remove Win32/Delf.PYE?

• 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.