Trojan.PWS.Agent (file analysis)

The Trojan.PWS.Agent 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 Trojan.PWS.Agent virus can do?

• Sample contains Overlay data
• Yara rule detections observed from a process memory dump/dropped files/CAPE
• Presents an Authenticode digital signature
• Performs HTTP requests potentially not found in PCAP.
• CAPE extracted potentially suspicious content
• Unconventionial language used in binary resources: Chinese (Simplified)
• The binary contains an unknown PE section name indicative of packing
• The binary likely contains encrypted or compressed data.
• The executable is compressed using UPX
• Authenticode signature is invalid
• Uses Windows utilities for basic functionality
• Uses Windows utilities for basic functionality
• Behavioural detection: Transacted Hollowing
• Checks the version of Bios, possibly for anti-virtualization
• Attempted to write directly to a physical drive
• Attempts to modify proxy settings
• Harvests cookies for information gathering
• Attempts to create or modify system certificates
• Created a service that was not started
• Collects information to fingerprint the system
• Uses suspicious command line tools or Windows utilities

How to determine Trojan.PWS.Agent?

File Info:
name: BFEC415733961B718A05.mlw
path: /opt/CAPEv2/storage/binaries/36104d9b7897c8b550a9fad9fe2f119e16d82fb028f682d39a73722822065bd3
crc32: 596FFE6C
md5: bfec415733961b718a05c9890f4a06a7
sha1: 292a6a024f5e7995b4ae1b37132f464bf65a914d
sha256: 36104d9b7897c8b550a9fad9fe2f119e16d82fb028f682d39a73722822065bd3
sha512: b332eb7eabeac58120e27bf7685b1d72cd0418ea8e97a4982f90cb9997b3e57ebc9b5407cb7b9eeb7b2673f3b12d6afe22cadd9068fb47f9fe3b1d76c0cb1d86
ssdeep: 24576:LbIrZesDfSLolr0zyy5SMu8fuV+cOvL0bfYQj9bebevoDXZBJzO5EeyOHqgOsXr1:LbIrssDqMlr0+wLu8fzvLmfPj9y4qXZ0
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1DB6523561C0662B8E5822EB13D2EF8D02D84F4970EDAF0645E53E7D48D3CCE28ADA757
sha3_384: 4551f90cb4e848ddc4f45d5ad2f71f4afbf98a142a95075ac491ef21ecd7afa89e5d2e77db784aff6653172b7dd1876e
ep_bytes: 60be007042008dbe00a0fdffc7877c92
timestamp: 2018-04-21 07:20:56

Version Info:
CompanyName: Mozilla Corporation
FileDescription: Kingsoft Install Tool
FileVersion: 2.1.4.4
InternalName: Kingsoft Install Tool
LegalCopyright: Copyright (C) 2017 Mozilla Corporation All rights reserved.
OriginalFilename: Kingsoft Install Tool
ProductName: Kingsoft Install Tool
ProductVersion: 2.1.4.4
Translation: 0x0409 0x04b0

Trojan.PWS.Agent also known as:

How to remove Trojan.PWS.Agent?

• 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.