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adobe_reader_setup.exe

The application adobe_reader_setup.exe has been detected as a potentially unwanted program by 17 anti-malware scanners. The program is a setup application that uses the Inno Setup installer, however the file is not signed with an authenticode signature from a trusted source. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from downloader2.downloadinfo.co a web site host known to distribute potentially unwanted software operated by Downloadinfo.
MD5:
d426127e4b6d971a5ef11fb183dceadc

SHA-1:
d9c63a6cfc0e55630da33ef48b66f96414373ca2

SHA-256:
b3f1ef52399dd290f1386bf54356ea02e3f37954a9fbde24bdc9060f2ba8c661

Scanner detections:
17 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Analysis date:
4/19/2024 8:45:12 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
Win-PUP/Installcore.683016
2014.10.01

Avira AntiVirus
Adware/InstallCore.AU.1
7.11.141.180

avast!
Win32:Adware-gen [Adw]
141025-0

AVG
Adware InstallCore.VP
2014.0.4189

Clam AntiVirus
Win.Adware.Installcore-592
0.98/19586

Comodo Security
Application.Win32.InstallCore.KAU
18064

Dr.Web
Adware.InstallCore.133
9.0.1.05190

ESET NOD32
Win32/InstallCore.BY potentially unwanted application
7.0.302.0

F-Prot
W32/InstallCore.R3.gen
v6.4.7.1.166

K7 AntiVirus
Unwanted-Program
13.176.11684

McAfee
Trojan.Artemis!62AAC5E732E4
5600.6956

NANO AntiVirus
Riskware.Win32.InstallCore.dfgllt
0.28.2.62440

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Rising Antivirus
PE:Malware.XPACK-LNR/Heur!1.5594
23.00.65.141103

Sophos
Install Core
4.98

Vba32 AntiVirus
Downware.InstallCore
3.12.26.0

VIPRE Antivirus
InstallCore
28115

File size:
667 KB (683,016 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

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

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

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:jMJfsGCwFdtuvAlqWN1M5DbQcZHcBugwH7i0IAKTeJYzXngmg0LbtS3lrxD2F91t:jMJfsN+yAggkNeugqi0I11Xpg0VStwFd

Entry address:
0x98CC

Entry point:
55, 8B, EC, 83, C4, CC, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, FA, 97, FF, FF, E8, 01, AA, FF, FF, E8, 2C, CC, FF, FF, E8, 73, CC, FF, FF, E8, 0A, F3, FF, FF, E8, 71, F4, FF, FF, 33, C0, 55, 68, 76, 9F, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 2C, 9F, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, B0, 40, 00, E8, 9B, FE, FF, FF, E8, 26, FA, FF, FF, 8D, 55, F0, 33, C0, E8, E0, D0, FF, FF, 8B, 55, F0, B8, D8, BD, 40, 00, E8, AB, 98, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, D8, BD, 40, 00, B2, 01, B8...
 
[+]

Entropy:
7.8209

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
36 KB (36,864 bytes)

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

http://downloader2.downloadinfo.co/download.php?id=77bd804c3a2ba4cc210feeba5c5d5d5f2830e5b0&z=0&p=eyJweSI6ImRpIiwicnMiOiJnb29nbGUiLCJydCI6InNlYXJjaCIsImMiOiJ1cyIsIm8iOiJ3aW43IiwiYiI6ImZmMjQiLCJ1X2lkIjoiZGlfNTI2ZDBhYTA5ZTczODMuNTc3NjUzMDQiLCJwYV9pZCI6IjAiLCJzdF9pZCI6IjAiLCJzcF9pZCI6IjAwMDAtMDAwMCIsInRzIjoxMzgyODc3ODU2LCJrdyI6ImFkb2JlIHVwZGF0ZSIsImN1IjoiYWRvYmUgdXBkYXRlIiwiY2EiOm51bGx9

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