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adobe_flash_setup.exe

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Software

The application adobe_flash_setup.exe, “Web Setup ” has been detected as a potentially unwanted program by 5 anti-malware scanners. The program is a setup application that uses the installCore 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.
Publisher:
Software

Product:
Web

Description:
Web Setup

Version:
4.1.3.1

MD5:
c7ce9dc18a881580c953096d2bb4bdf1

SHA-1:
75d25520996d8db2401c0b285cc76c46b41a1154

SHA-256:
56921f75b39387f45409740d568eb042d3b7dda73fb78b10d26204c6c8461e66

Scanner detections:
5 / 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.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
6/16/2024 3:16:20 AM UTC  (today)

Scan engine
Detection
Engine version

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.15717

ESET NOD32
Win32/InstallCore.ZC potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/InstallCore
7/17/2015

Reason Heuristics
PUP.InstallCore.Bundler (M)
15.7.16.22

Vba32 AntiVirus
Malware-Cryptor.InstallCore.gen
3.12.26.4

File size:
808.1 KB (827,448 bytes)

Product version:
2.0

Copyright:
Software

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

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):
12288:7OaxG5FhN2h6s+tIkRTCeEcbMpGOxVgHvtQCNIC6Ds5ehAOifTMmrWLK:7OaxUH2hj+tHRuyM4tVNICSJKOaNriK

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.8210

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

Code size:
39.5 KB (40,448 bytes)

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to s3-website-us-east-1.amazonaws.com  (54.231.16.220:80)

TCP (HTTP):
Connects to s3-1-w.amazonaws.com  (54.231.10.153:80)

TCP (HTTP):
Connects to ec2-54-243-96-231.compute-1.amazonaws.com  (54.243.96.231:80)

TCP (HTTP):
Connects to ec2-54-243-153-163.compute-1.amazonaws.com  (54.243.153.163:80)

TCP (HTTP):
Connects to ec2-54-186-47-57.us-west-2.compute.amazonaws.com  (54.186.47.57:80)

TCP (HTTP):
Connects to ec2-54-186-29-120.us-west-2.compute.amazonaws.com  (54.186.29.120:80)

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