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setup.exe

YUMON SYSTEM 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 setup.exe by YUMON SYSTEM 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. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from admin.playerfilemagno.com.
Publisher:
YUMON SYSTEM SL  (signed and verified)

MD5:
5bc018cee29cdfe26eb7f97cbcee4915

SHA-1:
2853f347adff14a2d1fecc62d8351ffa915cc800

SHA-256:
df0718aca6f51a90c67e5edd9d995568a434522de5fa3334371fdd57de12794b

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:
11/6/2024 5:26:56 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Softpulse (M)
16.7.17.2

File size:
561.1 KB (574,528 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Softpulse SoftwareBundler

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\setup.exe

Digital Signature
Signed by:
YUMON SYSTEM SL

Authority:
Symantec Corporation

Valid from:
4/21/2015 2:00:00 AM

Valid to:
4/21/2016 1:59:59 AM

Subject:
CN=YUMON SYSTEM SL, O=YUMON SYSTEM SL, L=Barcelona, S=Barcelona, C=ES

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
492E0EAD95A515C379CA6D4D2DDD0C35

File PE Metadata
Compilation timestamp:
4/7/2016 10:23:14 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:8oWvxUHN9nPQc7/XJ8Ni7GKLdJQ+DMPqkdvWDlfmLKPYn1W:8RJwQW/usdJQeKqkdODlUn1W

Entry address:
0x1000

Entry point:
B8, E0, CF, 5A, 00, 50, 64, FF, 35, 00, 00, 00, 00, 64, 89, 25, 00, 00, 00, 00, 33, C0, 89, 08, 50, 45, 43, 6F, 6D, 70, 61, 63, 74, 32, 00, 10, 3B, F6, 14, D7, E7, AA, 56, E0, 7E, 15, F3, 0D, 6B, 6F, 01, C9, EA, 77, FE, F6, EF, 53, 58, 96, 66, D2, BE, 39, 90, 02, 64, 63, E4, 57, 88, 80, 20, A5, 61, 18, A4, 39, C2, 90, 55, B5, FB, D5, 61, D9, 47, 5C, 05, 66, 64, D5, 6F, 56, EA, 40, 2D, 79, 1C, BF, 07, EE, 38, F2, BF, BC, 5B, 9B, A4, 70, 47, D0, 03, 07, E1, 68, 80, F7, C6, D6, 4C, C2, 97, D4, C8, 51, 56, EC...
 
[+]

Packer / compiler:
PECompact v2

Code size:
1.1 MB (1,106,944 bytes)

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

http://admin.playerfilemagno.com/HtTwnZG9Nl_Rh8G09eNic_n2M_2qGjSc-blKUBhKKxC7WcUpOGcVLhCO1rrjVZO8cTJaOeQwzRzBWfPClmv7yuYusmBTCW6BogXnyvCH4iyCyXduxrwdGohjB2-nkY9TWX5caTg_32UrfX7znHRH4UNg_wliyaXo9RNX-Vetbm3GolWK4xy1WJLadUVkjSJ1yjOYVSuXJ8HzMvnDgSXOiK_fcuRh_SFBUxU_CYxObJxg2YhOfZ0BoeRr6GaFzROQAbgTVmB8-2lwqnDNyRyqtng1_VD6aM15W556Q3ehA1dxQSVMoPH9fkRn3cQrQURudv1Rxi7S1Lda9W6LmcJ1JWdZxQKB5f_9dY_LgkbiKyniJMnya4_fb8KVaFdoFjjssVdtnHkULGBUTJwLrYKaK16H49WtJZGIjbRXSRw0B1DYL2Hziyj1IQx-RXXqr72O33I7EQpGL5-D-4d-rXl-azMh4cmt1z-sn-KcVJAYKfw

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