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icreinstall_acrobat.exe

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_acrobat.exe has been detected as adware by 20 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. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from acrobat.logiciel-france.com. While running, it connects to the Internet address os.solvefile.com on port 80 using the HTTP protocol.
MD5:
40e23d21c26428ddf9641d5fc82b99b8

SHA-1:
a5e09b6668e48d1b1b17ae48088304f37f10b88e

SHA-256:
b6b59d389f564c25ade581af2de97b3a31b72e3c9af84f6b20a773577be9a510

Scanner detections:
20 / 68

Status:
Adware

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:
4/20/2024 3:39:39 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Strictor.47469
760

Agnitum Outpost
PUA.InstallCore
7.1.1

Bitdefender
Gen:Variant.Strictor.47469
1.0.20.30

Dr.Web
Adware.InstallCore.122
9.0.1.06

Emsisoft Anti-Malware
Gen:Variant.Strictor.47469
8.15.01.06.08

ESET NOD32
Win32/InstallCore.BL
9.9461

F-Prot
W32/InstallCore.R2.gen
v6.4.7.1.166

F-Secure
Gen:Variant.Strictor.47469
11.2015-06-01_3

G Data
Gen:Variant.Strictor.47469
15.1.24

IKARUS anti.virus
SoftwareBundler
t3scan.2.2.29

Malwarebytes
PUP.Optional.ISS
v2015.01.06.08

McAfee
Artemis!40E23D21C264
5600.6894

MicroWorld eScan
Gen:Variant.Strictor.47469
16.0.0.18

Reason Heuristics
PUP.InstallCore.T
15.1.6.8

Rising Antivirus
PE:Malware.InstallCore!6.4
23.00.65.15104

Sophos
Generic PUA KF
4.97

Trend Micro House Call
TROJ_GEN.R0CBC0OI313
7.2.6

Trend Micro
TROJ_GEN.R0CBC0OGG13
10.465.06

Vba32 AntiVirus
Downware.InstallCore
3.12.24.3

VIPRE Antivirus
Trojan.Win32.Generic
26776

File size:
571 KB (584,720 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_acrobat.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):
12288:O94yMJfsAmIn/UeAfDhVg7RnbCbMvGtiSxi3MV4WUNYnKiGvOUjmwrlPj2SJyYC:M4yMJfsi/Qs7bGtls3MVHUNFJvOUk

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

http://acrobat.logiciel-france.com/fr.asp

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

TCP (HTTP):
Connects to os.solvefile.com  (207.189.109.121:80)

TCP (HTTP):
Connects to cdnus.solvefile.com  (207.189.109.121:80)

TCP (HTTP):
Connects to cdneu.webfilescdn.com  (65.254.40.36:80)

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