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adobe_flash_player.exe

OOO DIGITAL VEI

The application adobe_flash_player.exe by OOO DIGITAL VEI has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from updatecheck.portal-update.net.
Publisher:
Astalavista  (signed by OOO DIGITAL VEI)

Description:
Download Manager

Version:
1.3.2.1

MD5:
67466767addfa49940947e5f9f0871b2

SHA-1:
6012ccd3fd1cc44f4bcde68839bdae48ad5553d0

SHA-256:
f5884b28cb1cb6bcadaa01c1164bcbabb84782da5216076127f2022b132e4084

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.

Analysis date:
11/15/2024 9:57:31 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.OOODIGIT (M)
16.4.3.12

File size:
110.2 KB (112,816 bytes)

Product version:
1.3.2.1

Copyright:
Copyright © 2015

Original file name:
PreInstaller.NET.exe

File type:
Executable application (Win32 EXE)

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 DIGITAL VEI

Authority:
COMODO CA Limited

Valid from:
5/3/2015 5:00:00 PM

Valid to:
5/3/2016 4:59:59 PM

Subject:
CN=OOO DIGITAL VEI, OU=Software Receive Cloud Update, O=OOO DIGITAL VEI, STREET="UL BRATISLAVSKAYA, D 21, KORP 1", L=Moscow, S=Moscow, PostalCode=109451, C=RU

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

Serial number:
00A595814746453FD4D0C0DD0E3EE771F1

File PE Metadata
Compilation timestamp:
3/28/2016 5:28:39 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
48.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
1536:ows8k5qlaL/LHRekc/eeP7Nk3b4ROhvJfhgWvq7PKo4u:oqkQaL/LHT1eZOhvJf+Uq7PKo4u

Entry address:
0x196BE

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
5.8831

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
94 KB (96,256 bytes)

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

http://updatecheck.portal-update.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.../download

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