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icreinstall_nsm2bfb.tmp

The file icreinstall_nsm2bfb.tmp has been detected as adware by 7 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:
8bfc4c2ab63f95a4b510dbb8242b040c

SHA-1:
862c37487ab48ae3b2195d7c1f498b9377c3a842

SHA-256:
9d7c599e26be7275866e12f4884d0147357a9ecf14cd870296bad08c579426c3

Scanner detections:
7 / 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:
4/27/2024 3:28:53 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen7
7.11.195.44

avast!
Malware-gen
141214-1

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.141221

ESET NOD32
Win32/InstallCore.PO potentially unwanted application
7.0.302.0

F-Prot
W32/A-95939616
v6.4.7.1.166

G Data
Win32.Application.AnyProtect
14.12.24

Reason Heuristics
PUP.InstallCore.W
14.12.21.8

File size:
580.7 KB (594,635 bytes)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_nsm2bfb.tmp

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:EBFaBpCE6904cpMJJTQgSh5cQkqDM6GwjZnqWgb+YgAn6fTkSa9nME:EBFwpZ6CHMCcyhGwjtqWM+nAn6Ta9nME

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, BF, A9, FF, FF, E8, 5E, 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...
 
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Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

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