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installdropbox.exe

The application installdropbox.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:
50897e3af2fa2e4af8721e25c7d19d07

SHA-1:
86713c17ca16d29da567b60a95b60d8d36d33b0b

SHA-256:
586891246b193e94de8490cd4304aa520f3d2388d5c21f2a618b033ef0feedb9

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:
4/25/2024 11:47:03 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

avast!
Win32:Malware-gen
151028-1

AVG
Adware InstallCore.WH
2015.0.4460

Comodo Security
Application.Win32.InstallCore.KAU
23669

Dr.Web
Adware.InstallCore.133
9.0.1.05190

ESET NOD32
Win32/InstallCore.BY potentially unwanted application
7.0.302.0

F-Prot
W32/A-dbe1ec51
v6.4.7.1.166

K7 AntiVirus
Adware
13.212.17996

Malwarebytes
PUP.Optional.InstallCore
v2015.11.27.11

Microsoft Security Essentials
Threat.Undefined
1.211.1116.0

NANO AntiVirus
Riskware.Win32.InstallCore.dimzfh
0.30.26.4751

Qihoo 360 Security
QVM20.1.Malware.Gen
1.0.0.1077

Quick Heal
PUA.Quickdownl.Gen
11.15.14.00

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
45208

File size:
639.6 KB (654,960 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

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

File PE Metadata
Compilation timestamp:
6/19/1992 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:QyMJfsG0f8Qe7AHvVhDiA1/NG4mYegrgqBjszwIAkr6s7N4l4r6ds:QyMJfsbTe7crf1oLhghBjsznAkrZ7xss

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:
7.8194

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

Code size:
36 KB (36,864 bytes)

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

http://downloader2.downloadinfo.co/download.php?id=d5cda77352c277a028ee255f7e5c489691770fb1&z=0&p=eyJweSI6ImRpIiwicnMiOiJnb29nbGUiLCJydCI6InNlYXJjaCIsImMiOiJ1cyIsIm8iOiJ3aW43IiwiYiI6ImNoMzEiLCJ1X2lkIjoiZGlfNTJhN2I0OWYzZDA0YzQuNDExMjAyOTUiLCJwYV9pZCI6IjAiLCJzdF9pZCI6IjAiLCJzcF9pZCI6IjAwMDAtMDAwMCIsInRzIjoxMzg2NzIyNDgxLCJrdyI6ImZyZWUgZHJvcGJveGRvd25sb2FkIiwiY3UiOiJkcm9wYm94IGRvd25sb2FkIiwiY2EiOm51bGx9

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