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EFupdater.exe

Express Files Updater

Faglaro Enterprises Limited

The application EFupdater.exe by Faglaro Enterprises Limited has been detected as adware by 10 anti-malware scanners. It runs as a scheduled task under the Windows Task Scheduler triggered to execute each time a user logs in. It uses the ExpressFiles installer to bundle additional adware offers such as toolbars and web browser addons. While running, it connects to the Internet address ip-172-26-136-17.ec2.internal on port 80 using the HTTP protocol.
Publisher:
http://www.express-files.com/  (signed by Faglaro Enterprises Limited)

Product:
Express Files Updater

Version:
1,0,0,0

MD5:
f8d119dbba480f326e8801068caac4a6

SHA-1:
27f9126c0c6aa7df5f09bc3a5f524ff30502eff0

SHA-256:
8ce5a0df6c75e955ff125e7f22e6213d334fadc0d222171b6f758dd5b7ee2689

Scanner detections:
10 / 68

Status:
Adware

Analysis date:
12/27/2024 6:59:51 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Expressfiles-B [PUP]
2014.9-131225

Bkav FE
W32.Clod5ca.Trojan
1.3.0.4613

Boost by Reason
Optional.Task.FaglaroEnterprisesLimited.J
188838

Dr.Web
Tool.DownLoader.52
9.0.1.019

ESET NOD32
Win32/YourFileDownloader (variant)
7.8943

G Data
Win32.Application.ExpressFiles
13.12.22

Panda Antivirus
Suspicious file
14.09.27.01

Reason Heuristics
PUP.Task.FaglaroEnterprisesLimited.J
14.8.7.22

Trend Micro House Call
TROJ_GEN.F47V0705
7.2.359

VIPRE Antivirus
ExpressFiles Installer
22588

File size:
195.6 KB (200,344 bytes)

Product version:
1,0,0,0

Copyright:
Copyright http://www.express-files.com/ (C) 2012

Original file name:
EFupdater.exe

File type:
Executable application (Win32 EXE)

Language:
Russian (Russia)

Common path:
C:\Program Files\expressfiles\efupdater.exe

Digital Signature
Signed by:
Faglaro Enterprises Limited

Authority:
COMODO CA Limited

Valid from:
12/16/2011 1:00:00 AM

Valid to:
12/16/2012 12:59:59 AM

Subject:
CN=Faglaro Enterprises Limited, O=Faglaro Enterprises Limited, STREET="Konstantinoupoleos, 22", L=Nicosia, S=Aglantzia/Cyprus, PostalCode=2107, C=CY

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00DD2A4BBB66262A8FB4E084560573E908

File PE Metadata
Compilation timestamp:
9/10/2012 11:05:38 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
1536:zmmHfjYonqJnedHDA3bthBlWGW7L9N+xeEbiX1oc+bFi89aObsEgQlW/INS+:1FQE+btlSH+xbbE1ocw99a9wN

Entry address:
0x421F0

Entry point:
60, BE, 00, D0, 42, 00, 8D, BE, 00, 40, FD, FF, 57, EB, 0B, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, EF, 75, 09, 8B, 1E, 83, EE, FC, 11, DB, 73, E4, 31, C9, 83, E8, 03, 72, 0D, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 74, 89, C5, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, 75, 20, 41, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB...
 
[+]

Entropy:
5.4855

Packer / compiler:
UPX v0.89.6 - v1.02 / v1.05 -v1.24

Code size:
88 KB (90,112 bytes)

2 Scheduled Tasks
Task name:
Express Files Updater

Trigger:
Logon (Runs on logon)

Task name:
Express FilesUpdate

Trigger:
Logon (Runs on logon)


The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to mail.smile-files.com  (46.23.68.149:80)

TCP (HTTP):
Connects to 199.195.196.180.static.midphase.com  (199.195.196.180:80)

TCP (HTTP):
Connects to ip-172-26-136-17.ec2.internal  (172.26.136.17:80)

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