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download_manager_3346930.exe

The application download_manager_3346930.exe has been detected as a potentially unwanted program by 15 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. The file has been seen being downloaded from kuaiyong.softonic.cn.
MD5:
6dd5913fcb594a01f643c26774fce210

SHA-1:
3919c1562a03d5473a357d1c6045bf8d16a2a709

SHA-256:
07d1ea1555dc6f6213f1cdb60a23196ffc992d706286d11d107265e8346b6dac

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.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
12/26/2024 7:23:56 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Comodo Security
Application.Win32.Installcore.FJ
18628

Dr.Web
Trojan.Packed.24524
9.0.1.0240

ESET NOD32
Win32/InstallCore.BY potentially unwanted application
9.7.0.302.0

F-Prot
W32/InstallCore.R3.gen
v6.4.7.1.166

G Data
Win32.Application.InstallCore
15.8.22

herdProtect (fuzzy)
variant of download_manager_94652.exe
2015.10.24.20

K7 AntiVirus
Unwanted-Program
13.180.12484

Malwarebytes
PUP.Optional.Freemium.A
v2015.08.28.09

Reason Heuristics
PUP.InstallCore.Bundler (M)
15.8.28.9

Rising Antivirus
PE:Malware.XPACK-LNR/Heur!1.5594
23.00.65.15826

Sophos
Install Core Click run software
4.98

SUPERAntiSpyware
PUP.InstallCore/Variant
9664

Trend Micro House Call
TROJ_GEN.F47V1220
7.2.240

VIPRE Antivirus
Threat.4786018
29708

File size:
655.6 KB (671,368 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

File PE Metadata
Compilation timestamp:
6/20/1992 8:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:rjyMJfsGGTD1CzZEmGlJ3HmRu6cQAPioJL1/ZJ281iK0aK4qjOaMjAg7VNdVsmWR:3yMJfs9Vm4JXmRAPXJL1/ZJ2llaK4qj0

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:
7.7908

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

Code size:
36 KB (36,864 bytes)

The file download_manager_3346930.exe has been seen being distributed by the following URL.

http://kuaiyong.softonic.cn/universaldownloader-launch

Remove download_manager_3346930.exe - Powered by Reason Core Security
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