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yahoomail_setup.exe

Fast Downloads

The Adlogica setup manager, an installer that bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application yahoomail_setup.exe by Fast Downloads 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 Adlogica Downloader installer. The file has been seen being downloaded from software.inbox2me.com.
Publisher:
Fast Downloads  (signed and verified)

MD5:
a67e641a57aa7380749c89dc07b44852

SHA-1:
9ee5880a5031cd8ea18c823ee37daac5dbb78d0e

SHA-256:
77122089c4a637aba4a8125cd819248e4a9d99caadd8aa6c63bf081400e6ffbe

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:
6/18/2025 9:35:01 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Adlogica.FastDownloads.Bundler (M)
16.1.22.9

File size:
755.3 KB (773,440 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adlogica Downloader (using Inno Setup)

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

Digital Signature
Signed by:
Fast Downloads

Authority:
COMODO CA Limited

Valid from:
8/13/2013 7:00:00 PM

Valid to:
8/14/2014 6:59:59 PM

Subject:
CN=Fast Downloads, O=Fast Downloads, STREET=96 Jessie st 4th floor, L=San Francisco, S=CA, PostalCode=94105, C=US

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

Serial number:
00D9726FD3E4B9094351093A3495F1FE97

File PE Metadata
Compilation timestamp:
6/19/1992 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:TjG6nyMJfsGWreREjaoqXyoPDvjfDQDDm+khLAIXlpfWB7jzjQlfiOROVPw3DwgC:vG+yMJfs9reRAXcvjMDq+AL1W7jz0lfn

Entry address:
0x98CC

Entry point:
55, 8B, EC, 83, C4, CC, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, FA, 97, FF, FF, E8, 01, AA, FF, FF, E8, 2C, CC, FF, FF, E8, 73, CC, FF, FF, E8, 0A, F3, FF, FF, E8, 71, F4, FF, FF, 33, C0, 55, 68, 76, 9F, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 2C, 9F, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, B0, 40, 00, E8, 9B, FE, FF, FF, E8, 26, FA, FF, FF, 8D, 55, F0, 33, C0, E8, E0, D0, FF, FF, 8B, 55, F0, B8, D8, BD, 40, 00, E8, AB, 98, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, D8, BD, 40, 00, B2, 01, B8...
 
[+]

Entropy:
7.8130

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
36 KB (36,864 bytes)

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

http://software.inbox2me.com/download.php?id=b551ce61b34cbf750f44a34a35d64b271245ee9c&z=0&p=eyJweSI6ImliIiwicnMiOiJnb29nbGUiLCJydCI6InNlYXJjaCIsImMiOiJ1cyIsIm8iOiJ3aW43IiwiYiI6ImNoMzIiLCJ1X2lkIjoiaWJfNTJkY2VhMzc2MWI4YjEuNjc1MTQzNTIiLCJwYV9pZCI6IjAiLCJzdF9pZCI6IjAiLCJzcF9pZCI6IjAwMDMtMDAwMCIsInRzIjoxMzkwMjA5NTkxLCJrdyI6InlhaG9vIG1haWwgbG9naW4iLCJjdSI6InlhaG9vIG1haWwgbG9naW4ifQ==

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