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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 update.softterminal.download.
Publisher:
Astalavista  (signed by OOO Master-Code)

Description:
Download Manager

Version:
1.3.3.1

MD5:
127519344b574792a4e874c584dc4235

SHA-1:
4e0541dfa7a665d73dda7d2d7cd8307c47055874

SHA-256:
0dcad0f457939f8a75cf45c6a4beb10fe40ede378948ad5cc4aff2722c9efb4f

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:
7/17/2025 11:58:32 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.OOOMaste (M)
16.6.27.3

File size:
111.1 KB (113,800 bytes)

Product version:
1.3.3.1

Copyright:
Copyright © 2015

Original file name:
PreInstaller.NET.exe

File type:
Executable application (Win32 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 1:00:00 AM

Valid to:
12/30/2016 12:59:59 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:
4/20/2016 2:52:49 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
48.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
3072:uGaNuouH3sYYNcnghUU2JrkSOBDjcByFaoGYsIFiR6:ONuZsYYunghUU2JrkSOBDjcBNoy6

Entry address:
0x19AAE

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:
5.9639

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://update.softterminal.download/.../eyifaWQJOjEuMzg1MTU4NDU2ODE4ODg1NGUrMTksIl9tIjoiMSIsIl9xcCI6InhfY2g9b2tvX21peF93aW5cdTAwMjZ4X2Rlc2M9QStwbGF0Zm9ybStwbHVnaW4rd2hpY2grcGxheXMrYW5pbWF0aW9ucyUyQyt2aWRlb3MrYW5kK3NvdW5kK2ZpbGVzLitGbGFzaCtQbGF5ZXJcdTAwMjZ4X2V4aXR1cmw9aHR0cCUzQSUyRiUyRndoZW51cGRhdGUuYWRzNG5ld3NvZnQudGVjaCUyRmludGVycnVwdGVkLnBocFx1MDAyNnhfZm49Zmxhc2hfc2V0dXAuZXhlXHUwMDI2eF9mcz0xLjJNQlx1MDAyNnhfZnNuPTEyNTgyOTFcdTAwMjZ4X2Z0aXRsZT0lQzIlQTlcdTAwMjZ4X2xvZ289aHR0cCUzQSUyRiUyRmluc3Rjb2luLnMzLXdlYnNpdGUtdXMtZWFzdC0xLmFtYXpvbmF3cy5jb20lMkZpY29ucyUyRmxwcyUyRmltYWdlcyUyRmljb25zJTJGQWRvYmVGbGFzaF8zMi5wbmdcdTAwMjZ4X3BkYXRlPUF1Zy4rMDElMkMrMjAxNVx1MDAyNnhfcHJpdmFjeT1odHRwJTNBJTJGJTJGd2hlbnVwZGF0ZS5hZHM0bmV3c29mdC50ZWNoJTJGaGVscCUyRnByaXZhY3kucGhwXHUwMDI2eF90aXRsZT1BZG9iZStGbGFzaCtQbGF5ZXJcdTAwMjZ4X3Rvcz1odHRwJTNBJTJGJTJGd2hlbnVwZGF0ZS5hZHM0bmV3c29mdC50ZWNoJTJGaGVscCUyRnRvcy5waHBcdTAwMjZ4X3R5cD1odHRwJTNBJTJGJTJGd2hlbnVwZGF0ZS5hZHM0bmV3c29mdC50ZWNoJTJGdGh

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