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adobe_flash_player.exe

OOO Master-Code

The application adobe_flash_player.exe 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 file has been seen being downloaded from maintainpc.sendingupdates.net.
Publisher:
Astalavista  (signed by OOO Master-Code)

Description:
Download Manager

Version:
1.3.1.0

MD5:
46abd2caff3e77fa5739e9e7b3c8dcd6

SHA-1:
ebcfd29dda720cd4626c88a97d519ba28d03d636

SHA-256:
43b0ec9ca046338fb1e801674777d0acb9f1b137dc1ec2017d8d6c91bc4b089d

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:
12/25/2024 2:24:51 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.OOOMaste (M)
16.4.4.3

File size:
50.6 KB (51,848 bytes)

Product version:
1.3.1.0

Copyright:
Copyright © 2015

Original file name:
PreInstaller.NET.exe

File type:
Executable application (Win64 EXE)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\adobe_flash_player.exe

Digital Signature
Signed by:
OOO Master-Code

Authority:
COMODO CA Limited

Valid from:
12/30/2015 5:30:00 AM

Valid to:
12/30/2016 5:29:59 AM

Subject:
CN=OOO Master-Code, O=OOO Master-Code, STREET="g. Moskva, shosse Leningradskoe, 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:
279FF38879389EFB871A488209A250F7

File PE Metadata
Compilation timestamp:
3/23/2016 7:44:37 PM

OS version:
4.0

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
48.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
768:1tVr3bxlo6bQUhZleEpb0tFb9IZWhzeRZd4AzYcHeofD+iRtYgzZM:bVrLxCRbFb9DhCMdoblRthzZM

Entry address:
0xA9F2

Entry point:
4D, 5A, 90, 00, 03, 00, 00, 00, 04, 00, 00, 00, FF, FF, 00, 00, B8, 00, 00, 00, 00, 00, 00, 00, 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, 80, 00, 00, 00, 0E, 1F, BA, 0E, 00, B4, 09, CD, 21, B8, 01, 4C, CD, 21, 54, 68, 69, 73, 20, 70, 72, 6F, 67, 72, 61, 6D, 20, 63, 61, 6E, 6E, 6F, 74, 20, 62, 65, 20, 72, 75, 6E, 20, 69, 6E, 20, 44, 4F, 53, 20, 6D, 6F, 64, 65, 2E, 0D, 0D, 0A, 24, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
5.5665

Code size:
34.5 KB (35,328 bytes)

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

http://maintainpc.sendingupdates.net/...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