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ezdownloader.exe

EZDownloader

The application ezdownloader.exe, “EZDownloader Setup ” has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the EZDownloader installer, however the file is not signed with an authenticode signature from a trusted source. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from i1.stylefun.info.
Publisher:
EZDownloader

Product:
EZDownloader

Description:
EZDownloader Setup

Version:
1.0.0

MD5:
9baefea000f8ffe7307805e40c5572d7

SHA-1:
7a2df5e2c41c4f60aff41b069d4e6262e13ee4b3

SHA-256:
e044bf036d303db9cd8999095bd531836f8a7c391cc22a44f40dfc4b7e5aeaff

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
1/12/2025 8:16:03 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.EZDownloader.Bundler (M)
16.3.17.22

File size:
1.6 MB (1,722,581 bytes)

Product version:
1.0

Copyright:
2012, EZDownloader

File type:
Executable application (Win32 EXE)

Bundler/Installer:
EZDownloader

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\ezdownloader.exe

File PE Metadata
Compilation timestamp:
10/8/2012 8:48:22 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
49152:x0Lpst2ncYl7JUePG7QM/C3NxtMlZVmckWdDMJjD4bZVgeBk:aL46cgOSG1kN2nkWdDSDwJ6

Entry address:
0xF3BC

Entry point:
55, 8B, EC, 83, C4, A4, 53, 56, 57, 33, C0, 89, 45, C4, 89, 45, C0, 89, 45, A4, 89, 45, D0, 89, 45, C8, 89, 45, CC, 89, 45, D4, 89, 45, D8, 89, 45, EC, B8, 64, ED, 40, 00, E8, E8, 71, FF, FF, 33, C0, 55, 68, 89, FA, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 45, FA, 40, 00, 64, FF, 32, 64, 89, 22, A1, 48, 3B, 41, 00, E8, BE, F7, FF, FF, E8, 65, F3, FF, FF, 8D, 55, EC, 33, C0, E8, F7, C3, FF, FF, 8B, 55, EC, B8, 4C, 66, 41, 00, E8, 6A, 58, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 4C, 66, 41, 00, B2, 01...
 
[+]

Entropy:
7.9489

Developed / compiled with:
Microsoft Visual C++

Code size:
59 KB (60,416 bytes)

The file ezdownloader.exe has been seen being distributed by the following URL.

http://i1.stylefun.info/.../ezdownloader.exe

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