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microsoft-publisher.exe

Sambamedia SL

This is the Softpulse installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application microsoft-publisher.exe by Sambamedia SL 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 Softpulse SoftwareBundler installer. The file has been seen being downloaded from downloads.gufile.com.
Publisher:
Sambamedia SL  (signed and verified)

MD5:
167ad509a531f3879347b1cf4dceca63

SHA-1:
d1ed3b77947c1e336ecbba2357e4c82ebd3019ee

SHA-256:
7d12ca7322178b50801ef304fd9810f3509714b8b1fc9457ade03581a272eb06

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 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/24/2024 6:48:46 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Softpulse.Sambamed.Bundler (M)
16.6.2.9

File size:
1.2 MB (1,248,496 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Softpulse SoftwareBundler

Common path:
C:\users\{user}\downloads\microsoft-publisher.exe

Digital Signature
Signed by:
Sambamedia SL

Authority:
GlobalSign nv-sa

Valid from:
4/28/2014 11:13:17 AM

Valid to:
4/29/2015 11:13:17 AM

Subject:
E=contact@sambamediasl.com, CN=Sambamedia SL, O=Sambamedia SL, L=Adeje, S=Santa Cruz de Tenerife, C=ES

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
1121A6F5CA8560763435DF885221AE3B200F

File PE Metadata
Compilation timestamp:
8/2/2014 3:51:59 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
24576:w+dW0LXXy9G36xN9G36xtozdXea60Pm+XdEKjV14tPId3laEbRfK57WmI9:hWq35vzH60++Xzx14ZIbaEy563

Entry address:
0x5CB0

Entry point:
E8, 0F, 20, 00, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, 8B, 45, 0C, 83, EC, 20, 56, 57, 6A, 08, 59, BE, 10, 20, 41, 00, 8D, 7D, E0, F3, A5, 8B, 4D, 08, 5F, 5E, 85, C0, 74, 0D, F6, 00, 10, 74, 08, 8B, 01, 8B, 40, FC, 8B, 40, 18, 89, 4D, F8, 89, 45, FC, 85, C0, 74, 0C, F6, 00, 08, 74, 07, C7, 45, F4, 00, 40, 99, 01, 8D, 45, F4, 50, FF, 75, F0, FF, 75, E4, FF, 75, E0, FF, 15, AC, 10, 41, 00, C9, C2, 08, 00, 8B, 4D, F4, 64, 89, 0D, 00, 00, 00, 00, 59, 5F, 5F, 5E, 5B, 8B, E5, 5D, 51, C3, 8B, 4D, EC, 33, CD, E8, 37...
 
[+]

Entropy:
7.7141  (probably packed)

Code size:
61.5 KB (62,976 bytes)

The file microsoft-publisher.exe has been seen being distributed by the following URL.

http://downloads.gufile.com/.../microsoft-publisher.exe

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