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ob.exe

UNLIMITED DOWNLOADS LLC

The application ob.exe by UNLIMITED 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 Unlimited Downloads installer. It is also typically executed from the user's temporary directory.
Publisher:
UNLIMITED DOWNLOADS LLC  (signed and verified)

MD5:
09550e7f316e140754f1c50e08b7f5ec

SHA-1:
9b1cfc4e79d572ce1862e13874b6b97a684a3f72

SHA-256:
60e06d950329c3717ab5bb58d54ee3d3fc36a6537818cdda4e7d4ee15a0746ff

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 an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
4/25/2024 9:27:00 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.UNLIMITED DOWNLOADS.Bundler (M)
16.4.23.6

File size:
1.4 MB (1,478,456 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Unlimited Downloads

Common path:
C:\users\{user}\appdata\local\temp\ob.exe

Digital Signature
Signed by:
UNLIMITED DOWNLOADS LLC

Authority:
DigiCert Inc

Valid from:
10/22/2012 4:00:00 AM

Valid to:
10/24/2013 4:00:00 PM

Subject:
CN=UNLIMITED DOWNLOADS LLC, O=UNLIMITED DOWNLOADS LLC, L=Erie, S=PA, C=US

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

Serial number:
0DAFDAF84AC7CD340ADDAA391BAE126D

File PE Metadata
Compilation timestamp:
2/19/2012 7:01:57 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.22

CTPH (ssdeep):
24576:MB8oC6zmg0wdAjiZsmpEu5FHO3a6wolATE252KJoOBRrpM9SC52KJowKwRHIXiwt:MNC61d9rEu5Fu3/jlY2fO7m2fwPRoXLt

Entry address:
0x4131

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, AC, 01, 00, 00, FF, 15, 74, 43, 43, 00, C7, 04, 24, 01, 80, 00, 00, FF, 15, 58, 44, 43, 00, 53, C7, 04, 24, 00, 00, 00, 00, FF, 15, 98, 44, 43, 00, 56, A3, F4, 27, 43, 00, C7, 04, 24, 08, 00, 00, 00, E8, 8B, 3B, 00, 00, A3, 50, 28, 43, 00, 8D, 85, 84, FE, FF, FF, 57, C7, 44, 24, 10, 00, 00, 00, 00, C7, 44, 24, 0C, 60, 01, 00, 00, 89, 44, 24, 08, C7, 44, 24, 04, 00, 00, 00, 00, C7, 04, 24, A9, B2, 40, 00, FF, 15, AC, 44, 43, 00, 83, EC, 14, C7, 44, 24, 04, AA, B2, 40, 00, C7...
 
[+]

Entropy:
7.9674  (probably packed)

Code size:
33.5 KB (34,304 bytes)

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