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adobe_flash_player.exe

Installer

OOO Premier Service

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, “Installer Setup ” by OOO Premier Service 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. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from newtest4pc.updateforeveryone.net.
Publisher:
Internet   (signed by OOO Premier Service)

Product:
Installer

Description:
Installer Setup

MD5:
2f89a3b0913dcc1ea7137263dd00b18e

SHA-1:
4f1d4e248f890bbb638e906ba9309eb9a1cad1f2

SHA-256:
d9f30f88fe3da9f53c53fb7be168856f226ac2627bf4abd19118a9d29fc59d6c

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:
12/25/2024 1:33:14 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.OOOPremi.Installer (M)
16.3.15.1

File size:
808.7 KB (828,112 bytes)

Product version:
1.6.2

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
OOO Premier Service

Authority:
COMODO CA Limited

Valid from:
1/14/2015 4:00:00 PM

Valid to:
1/15/2016 3:59:59 PM

Subject:
CN=OOO Premier Service, OU=OOO Premier Service - Software, O=OOO Premier Service, STREET=Chelyuskinskaya 11, L=Moscow, S=Moscow, PostalCode=129336, C=RU

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

Serial number:
00E4A7714941EDC263F4A4DB432530568A

File PE Metadata
Compilation timestamp:
6/19/1992 3:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:BfhBTUUpX1rAv2RNc+LECQGMF+mg/ejTOujhFXTfex:B5BTUea2vLdxMF+H/QX8

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, BF, A9, FF, FF, E8, 5E, 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:
7.8089

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://newtest4pc.updateforeveryone.net/dl.php?conversion_id=14318635693065&app_id=4&lp_id=382&v=icrev&stub_id=237&v_id=3E99UIOz0SX9LTeUrKSTvk1ykdLizqQlrnIG_2G4MAs.&pcl=rZ-xEHr6JhPIIy7XOk6SBft_zFrrCa8vG3tznHtz7Y8.&clkid={clickurl}&s2=453330091.449606.82c7c62f90.8822.7061353a56880c17b59401c0afcf97a8&dp=453330091.449606.82c7c62f90.8822.7061353a56880c17b59401c0afcf97a8

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