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icreinstall_nsk17e7.tmp

The file icreinstall_nsk17e7.tmp has been detected as adware by 10 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:
ac3047f21b964ddb053ee2208c1cb6af

SHA-1:
7566d897be5a01ab66513b469abfa2d488c3f34d

SHA-256:
29316df38bfa3c9dd147d039581d05d1e7ae21935c1d7f7ff05455b31fc14f94

Scanner detections:
10 / 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:
4/26/2024 8:10:01 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
ADWARE/InstallCore.Gen9
7.11.197.26

Dr.Web
Trojan.Packed.25266
9.0.1.05190

ESET NOD32
Win32/InstallCore.BY potentially unwanted application
7.0.302.0

F-Prot
W32/A-b511a8db
v6.4.7.1.166

G Data
Win32.Application.InstallCore.CZ
14.12.24

NANO AntiVirus
Riskware.Win32.InstallCore.dfgmhe
0.28.6.64267

Reason Heuristics
PUP.InstallCore.W
14.12.21.22

Vba32 AntiVirus
Downware.InstallCore
3.12.26.3

VIPRE Antivirus
Threat.4150696
35418

File size:
584.4 KB (598,387 bytes)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_nsk17e7.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:snvpwHeFJgFapzjBCHyxt3JVqtVBxVMBv7RaIei5ozE:snv++Fa4pzjYHyX3JVGbxev7VtI

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:
7.8710

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

Code size:
37 KB (37,888 bytes)

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