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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:
217c259bd276158a99e77e26b484e78e

SHA-1:
6ccfa76a85f26bdb7265cb1260ec9c7e7b568124

SHA-256:
2526a0e78161ddc1d125cf0af95a243e23d6a7016d19e9c58922bffe119c3cc2

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 9:31:22 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.OOODIGIT (M)
16.3.30.22

File size:
111.2 KB (113,840 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:
5/4/2015 3:00:00 AM

Valid to:
5/4/2016 2:59:59 AM

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 3:28:39 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
48.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
3072:eqpqUvXEOPFHQaqUKP0kf7nSO6XvlyUpVE+6GAdo0FGPOKovh:lpqU/EnckfDSO6XvlyUpVE+6GAdo0FGg

Entry address:
0x19A6E

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:
5.8931

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

Code size:
95 KB (97,280 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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