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adobe_flash_player.exe

Internet

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, “Internet 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. The file has been seen being downloaded from setupupgrade.how2makeupdate.net.
Publisher:
Soft   (signed by OOO Premier Service)

Product:
Internet

Description:
Internet Setup

Version:
4.7.5.0

MD5:
3d33500868ddaba70d6fbc079b3c6287

SHA-1:
3ed4f90cd37e5501c339acc571ad4a10742d5027

SHA-256:
20f66a37b448650d278b8789378f09be3306fbfc75deb42cf4621aa87a65bdc7

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:
12/26/2024 12:54:11 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.OOOPremi.Installer (M)
16.3.10.10

File size:
760.1 KB (778,352 bytes)

Product version:
4.2.4

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{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):
12288:cWg6pIH+KARZ3K/NEQ9WW2R7hEj1Qv22DN9sNC/Eok9CI8h5JieHFHTsbJZUWi3j:cl62XAb6/NVWWgWj1Qe2DXsFCI8hOWF9

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:
7.8089

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://setupupgrade.how2makeupdate.net/dl.php?conversion_id=14316754791390&app_id=4&lp_id=918&v=icrs&stub_id=239&v_id=ml3fbZPCogo0D7ibNyl5253bT0VmDWrenqcmSaMD5fc.&pcl=f-C7m2Iem89x-XRfKMGIKpUkBqj0q1RG-kYWN3GRaDU.&s1=20SKOL4CEyrxljGj1GDElw1yTabU000.&s2=561741

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