icreinstall_nsbc8dc.tmp

The file icreinstall_nsbc8dc.tmp has been detected as adware by 9 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.
MD5:
437d9a5d217a482b6d514e454fcc4e84

SHA-1:
fc9fd668126ee9b8970fbcd63121a373f3099654

SHA-256:
af1c9aec43cac3000a6c9b1d29e12ad3f1985e7bf106249ff15e6b52eae01742

Scanner detections:
9 / 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 '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:
4/24/2024 11:49:52 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
PUA/InstallCore.Gen7
8.3.1.6

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.1562

ESET NOD32
Win32/InstallCore.PO potentially unwanted application
7.0.302.0

F-Prot
W32/A-fa569e41
v6.4.7.1.166

G Data
Win32.Application.AnyProtect
15.6.25

NANO AntiVirus
Riskware.Win32.InstallCore.dpfyet
0.30.24.1636

Reason Heuristics
PUP.InstallCore
15.6.2.14

SUPERAntiSpyware
9837

VIPRE Antivirus
Threat.4150696
40552

File size:
571.9 KB (585,621 bytes)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_nsbc8dc.tmp

File PE Metadata
Compilation timestamp:
6/19/1992 3:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:UwvpyMsqZkq4L9DZHEASlsqjwGskAl8JkymB2wMG+sZkOpLgTQ:Uwv0MHq65lsqEGiyJkv2wMG+UIT

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.8630

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

Code size:
37 KB (37,888 bytes)

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

TCP (HTTP):
Connects to ec2-52-10-224-155.us-west-2.compute.amazonaws.com  (52.10.224.155:80)

TCP (HTTP):
Connects to dl21.clickmein.com  (216.227.128.186:80)

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