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adobe_flash_player.exe

Sefo

OOO Next Point

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, “Sefo Setup ” by OOO Next Point 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 checksoft.checkfreeupdates.net.
Publisher:
Malunu   (signed by OOO Next Point)

Product:
Sefo

Description:
Sefo Setup

MD5:
8a92e6fbf35766dbbf85d8a3014b627e

SHA-1:
8664f269084ad23b62cd88836082ca7ca6ab2dc0

SHA-256:
f075da6ee95bd1284211e381c758086b48948023c831b9fcffb39f42f0927985

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 is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
5/31/2024 12:17:40 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.OOONextPoint.Installer (M)
16.2.24.10

File size:
1.1 MB (1,120,672 bytes)

Product version:
4.3.6

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
OOO Next Point

Authority:
COMODO CA Limited

Valid from:
3/23/2015 9:00:00 PM

Valid to:
3/23/2016 8:59:59 PM

Subject:
CN=OOO Next Point, OU=OOO Next Point, O=OOO Next Point, STREET=Prospekt Leninskii 95, L=Moscow, S=Moscow, PostalCode=119313, C=RU

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

Serial number:
347CF1F72926F17F233ABEB3001C4438

File PE Metadata
Compilation timestamp:
6/19/1992 7:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:0Dfybmttc47Yv2/79tAx2WpATxZ7NUjaJiQP:0e4c4o2/5tjFfN0RQP

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...
 
[+]

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://checksoft.checkfreeupdates.net/dl.php?conversion_id=14320712294339&app_id=4&lp_id=552&v=ico&stub_id=240&v_id=wMDMYJK085unbab56OQA34uWSySnef9OLQfp6sxHwm0.&pcl=DegtZxq_zhfS8nXwUG-REZy18L-iGTbEB2Mz6_GfE0o.&cid=n8pVFGZz0BARdKxasmdBM1dhP7fuDookUjSymg1RL97z1TjuSAgH_uCkkJXrHPyjPgQIDxAkC2oLlxtgOIUao_lX0XADGcqQJrRrC-yC7ZIyGum3koq6t74IfFXouYgkX8Oi2IPzBGd7ji4TNqMHocy9dSuN58GKHisrNP9zFwZcySjW1P1VBE0hBrjKkIxynhIqvkDBWSulDSvs0QSNt3pyICN4SwuTV6tSdlubfV6SrIIFz6qoInmFJqQ1FHOj6gJ2VGNo-5TyK2ENcWIBYv8-WgQQhadGI_La3Ivuh4PKSTZLjjkNP3oX4mg1oJXNgQ521NETURz17EaOD5cdTKHbYkBXcUQGicIuhDBybjY2o1bnXvRENo8nOIxHLdQXbaVOfI_Y1iSq-NsDYl_ff1WNsmlAk2dhusLBbS0PiTeP_xtQen8kKa9y0mfNhKcP

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