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firefox_setup_20.0.exe

The application firefox_setup_20.0.exe has been detected as a potentially unwanted program by 15 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.
MD5:
e3c4f361216cb48a91cb8f8f482a2652

SHA-1:
2af2e87a349755d522e69fbe914fe97faaeed769

SHA-256:
0edf3cd7753ca0acbcfaf480a63d68db7c57fa495dc2ac0e3dfccede80b1082a

Scanner detections:
15 / 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 9:47:48 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
ADWARE/InstallCore.Gen9
8.3.1.6

avast!
Win32:Adware-gen [Adw]
150531-1

AVG
Adware Generic5.BDFU
2014.0.4311

Dr.Web
Adware.InstallCore.86, Adware.InstallCore.122
9.0.1.05190

ESET NOD32
Win32/InstallCore.BL potentially unwanted application
7.0.302.0

F-Prot
W32/InstallCore.R.gen
4.6.5.141

G Data
Win32.Application.InstallCore.CJ
15.6.25

IKARUS anti.virus
Backdoor.Hupigon
t3scan.1.9.3.0

K7 AntiVirus
Unwanted-Program
13.204.16114

NANO AntiVirus
Riskware.Win32.InstallCore.dfglnt
0.30.24.1636

Rising Antivirus
PE:Malware.InstallCore!6.4
23.00.65.15531

Sophos
PUA 'Install Core'
5.14

Vba32 AntiVirus
Downware.InstallCore
3.12.26.4

VIPRE Antivirus
InstallCore
40774

File size:
1.2 MB (1,226,888 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Common path:
C:\users\{user}\downloads\firefox_setup_20.0.exe

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:mJfsDqNYDaPaDFo7WwFINVvgFe37rzIOrhNyoMuaFXgadEu/enWVSIh:mJfsD+2vj7rsOrhNzoQadEuSW

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...
 
[+]

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

Code size:
36 KB (36,864 bytes)

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

TCP (HTTP):
Connects to server-54-192-54-182.jfk6.r.cloudfront.net  (54.192.54.182:80)

TCP (HTTP):
Connects to ec2-52-10-189-255.us-west-2.compute.amazonaws.com  (52.10.189.255:80)

TCP (HTTP):
Connects to ec2-107-20-182-77.compute-1.amazonaws.com  (107.20.182.77:80)

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