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steam setup.exe

WeDownload, Ltd

The application steam setup.exe by WeDownload 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 Midia Downloader installer. The file has been seen being downloaded from steam.free-games.us.com.
Publisher:
WeDownload, Ltd  (signed and verified)

MD5:
2cfd3b597ade52768df58b5c239a8bfe

SHA-1:
cefadd5972d8109185fb28db827bca4fc09f42a9

SHA-256:
7d8df12d296d4d72321dc158e4219ad5d6f490fe604c51879de5810522d4b75b

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:
11/23/2024 2:18:40 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WeDownload.Bundler (M)
16.5.19.18

File size:
559.9 KB (573,368 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Midia Downloader (using Nullsoft Install System)

Common path:
C:\users\{user}\downloads\steam setup.exe

Digital Signature
Signed by:
WeDownload, Ltd

Authority:
DigiCert Inc

Valid from:
2/6/2013 1:00:00 AM

Valid to:
2/11/2016 1:00:00 PM

Subject:
CN="WeDownload, Ltd", O="WeDownload, Ltd", L=Nicosia, C=CY

Issuer:
CN=DigiCert Assured ID Code Signing CA-1, OU=www.digicert.com, O=DigiCert Inc, C=US

Serial number:
0320C5B8F7CE6E92D3665598826A4480

File PE Metadata
Compilation timestamp:
5/11/2014 10:03:42 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:RPwMDD10JLlX4plVF664qrsXvVNgTob5itLXvo9jyISJd1/dnee2fj:1t909K/VF4qrW7CFXvoxbWz/Jee2fj

Entry address:
0x30E2

Entry point:
81, EC, 84, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 90, 91, 40, 00, 89, 5C, 24, 20, C6, 44, 24, 14, 20, FF, 15, 34, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, 1C, 71, 40, 00, 53, FF, 15, 8C, 72, 40, 00, 6A, 08, A3, 58, E4, 42, 00, E8, 95, 2D, 00, 00, A3, A4, E3, 42, 00, 53, 8D, 44, 24, 38, 68, 60, 01, 00, 00, 50, 53, 68, E0, 87, 42, 00, FF, 15, 64, 71, 40, 00, 68, 80, 91, 40, 00, 68, A0, DB, 42, 00, E8, 3F, 2A, 00, 00, FF, 15, 20, 71, 40, 00, BD, 00, 40, 43, 00, 50, 55, E8, 2D, 2A...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://steam.free-games.us.com/get/file/id/.../?lp=adwords&tg=dk&kw=Steam download&mt=e&ad=40827904116&pl=&ds=s&uid=1413803035cec808c0ca688bd81d47efe570ee0f11&_ga=1329206603.1413803035&gclid=CIOD2t2Ku8ECFaHPcgodlRMADA

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