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adobe_reader_setup.exe

The application adobe_reader_setup.exe has been detected as a potentially unwanted program by 16 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:
ba5273b4fd3ab1009b9c852b9f7334a6

SHA-1:
d656fd0c706fb0e9c99f8ca2bdce156cb1f1a245

SHA-256:
a5978076c945acb587d4396dd260278758385136eb2f45f8694b6a8f4c873efd

Scanner detections:
16 / 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 7:23:32 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
PUA/InstallCore.Gen7
8.3.1.6

avast!
Win32:PUP-gen [PUP]
150602-1

AVG
OutBrowse
2016.0.3071

Comodo Security
Application.Win32.InstallCore.KAU
22539

Dr.Web
Adware.InstallCore.133
9.0.1.05190

ESET NOD32
Win32/InstallCore.DP potentially unwanted application
7.0.302.0

F-Prot
W32/A-dbe1ec51
v6.4.7.1.166

K7 AntiVirus
Unwanted-Program
13.205.16314

Malwarebytes
PUP.Optional.InstallCore.A
v2015.06.22.10

NANO AntiVirus
Riskware.Win32.InstallCore.dmhfwl
0.30.24.2086

Rising Antivirus
PE:Malware.XPACK-LNR/Heur!1.5594
23.00.65.15620

Sophos
PUA 'Install Core'
5.15

Total Defense
Win32/InstallCore.A!generic
37.1.62.1

Vba32 AntiVirus
Downware.InstallCore
3.12.26.4

VIPRE Antivirus
Threat.4786018
40830

File size:
663.7 KB (679,648 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

File PE Metadata
Compilation timestamp:
6/19/1992 11:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:K9HMJfsGXWyTzQD6Fn54ulPEoFlVQ3ov/4/ZMYtZZx0R3nz+eQ53yBvVtoXq:K9HMJfsMWqzQM5XPEoLq3ov/kZ/ZS3zf

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:
7.8218

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=eyJweSI6ImRpIiwicnMiOiJnb29nbGUiLCJydCI6InNlYXJjaCIsImMiOiJnYiIsIm8iOiJ3aW43IiwiYiI6ImNoMzAiLCJ1X2lkIjoiZGlfNTI1ZWNiN2M4NWMwODAuMDc4NDcwMDciLCJwYV9pZCI6IjAiLCJzdF9pZCI6IjAiLCJzcF9pZCI6IjAwMDAtMDAwMCIsInRzIjoxMzgxOTQ0MTg4LCJrdyI6ImFkb2JlcmVhZGVyIiwiY3UiOiJhZG9iZXJlYWRlciIsImNhIjpudWxsfQ==

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