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adobe_flash_player.exe

Program Installer

OOO Master-Code

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application adobe_flash_player.exe, “Program Installer Setup ” by OOO Master-Code 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 installCore installer. The file has been seen being downloaded from maintainpc.whensoftisupdated.net.
Publisher:
Internet app   (signed by OOO Master-Code)

Product:
Program Installer

Description:
Program Installer Setup

Version:
1.3.3.8

MD5:
a09f23b987b1729cc416b573141195f7

SHA-1:
10b313b3a4327501544528fb2a2423f4e25df348

SHA-256:
f59a8ca4758365295668e81abedc478ef9d10c96274b13b45df390bf89061c5d

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:
12/26/2024 12:55:33 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.OOOMasterCode.Installer (M)
16.3.2.21

File size:
776 KB (794,608 bytes)

Product version:
5.0

Copyright:
App

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Digital Signature
Signed by:
OOO Master-Code

Authority:
COMODO CA Limited

Valid from:
5/15/2015 7:00:00 AM

Valid to:
5/15/2016 6:59:59 AM

Subject:
CN=OOO Master-Code, OU=Development Unit, O=OOO Master-Code, STREET="Leningradskoe shosse, d. 96 korp. 1", L=Moscow, S=Moscow, PostalCode=125195, C=RU

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

Serial number:
247D0A048891B169A5C28AFBF92C3C40

File PE Metadata
Compilation timestamp:
6/20/1992 5:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:pHEVPwaBMYTIxeXOE5iYm/4hwQyacPsErO+hHH:pkVP3TIxe75iY64hwQarZ

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.8048

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

Code size:
37 KB (37,888 bytes)

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

http://maintainpc.whensoftisupdated.net/dl.php?conversion_id=14317721360870&app_id=4&lp_id=557&v=ico&stub_id=240&v_id=12b-uCyfs0LfekwshNsotmUSSC6b6d0aBaPjQwFYh6c.&pcl=p_WCKHYrIZD_wZqAXnqP23D_zC_Gh_WWLbbOJpGB9Ws.&clkid={clickurl}&s2=846539159.445119.d03c7455b1.8074.0301fa79820cbec75b35fcd3d549fe02&dp=846539159.445119.d03c7455b1.8074.0301fa79820cbec75b35fcd3d549fe02

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