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icreinstall_nsw63.tmp

The file icreinstall_nsw63.tmp has been detected as adware by 5 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.
MD5:
3f9cbf2fe264138d854225c1c54d29b4

SHA-1:
a07d1d846f36c1fa24813321e41b99fae9b6b818

SHA-256:
ea537ae8789f6450607ae07253e48d73d0c6d1c4322512d4bb35b2cf93a84b7f

Scanner detections:
5 / 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 an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
4/27/2024 2:23:37 AM UTC  (today)

Scan engine
Detection
Engine version

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.14920

ESET NOD32
Win32/InstallCore.PK potentially unwanted application
8.7.0.302.0

F-Prot
W32/A-df0bbe51
v6.4.7.1.166

herdProtect (fuzzy)
variant of icreinstall_nszcc8f.tmp (Adware)
2014.12.3.10

Reason Heuristics
PUP.InstallCore.U
14.9.20.22

File size:
574.9 KB (588,710 bytes)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\Documents and Settings\{user}\Local settings\temp\icreinstall_nsw63.tmp

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:EJFaoF9kt827qJxVmNfCpWyCt4xXSHSWT53rb/aE4frk4ll3O5O:EJFJFqt82mNmMsTtxHS8bbofrk4zeI

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...
 
[+]

Entropy:
7.8592

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

Code size:
37 KB (37,888 bytes)

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