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mediaplayer.exe

OUTBROWSE

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application mediaplayer.exe by OUTBROWSE 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 OutBrowse Revenyou installer. The file has been seen being downloaded from mbttd.com.
Publisher:
OUTBROWSE  (signed and verified)

MD5:
5961bbf724f6480fc2a8618199218f47

SHA-1:
4d9fc805762fe67eabed38a5beb5015621887f50

SHA-256:
ec9e9c20de780e25a6e80aabf59f3409612893871e4dc8e9a9acc1f3050049c4

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:
4/26/2024 3:09:17 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
16.8.3.18

File size:
968.6 KB (991,880 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou (using Nullsoft Install System)

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

Digital Signature
Signed by:
OUTBROWSE

Authority:
COMODO CA Limited

Valid from:
4/7/2014 7:00:00 AM

Valid to:
4/8/2015 6:59:59 AM

Subject:
CN=OUTBROWSE, O=OUTBROWSE, STREET=Bialik Number: 143, L=Ramat Gan, S=Israel, PostalCode=5252337, C=IL

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

Serial number:
00A5F03C3A375C11FD6C1C160EE8BFF923

File PE Metadata
Compilation timestamp:
12/6/2009 5:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:l7tbtfFcicu9/AGdSHlXEYprdDJ5Qk7I/Oylc8Cnrz:B79Iu9/9dSHlXECrBJ5r7Ibl7or

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9252

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://mbttd.com/engine/.../c1c3VwcGx5X3BsYXRmb3JtX2FjY291bnRfaWQ9NDA1JnN1cHBseV9wbGF0Zm9ybV9pZD00NzUmbGluZV9pdGVtX2lkPTc1NzQ?ext_click_id=9AHzFZxvrEyCAbJuyk01TgThf9Ddotpllw8h273DCzt8_4XW4oFWpJcsruvWvOsFG7WQl43KcWstKJa2eezMGuci_64P1ONfryRByCw9SWJuDbl0Q6VVpVmuq6BXnPfPx51nXFVkDugAsKrWTMRMz-MJL4lo7WIoR-CnLq5KXyjU-TH2wuyacLuNQvBuG_zdZFQ67XJ9Y3Le-UUdbPmc7Hh8WUS0vFO6K2uoUZ3OxjOa3ibDMPxEuEFv7qTwk_1bYNc71gdQPrrdd9Vx4GSJLaKOhT5oA4OgHVOLLpJ9dVQ36Nzj1DqV3JBlxLm18rDIbfQ4W_hQkdZptLjsgV3hH2NpH8RIfr766azpJAuHq6Iy0ObUAx_SF4CK3ap_d70t0Q

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