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icreinstall_nsv1a94.tmp

The file icreinstall_nsv1a94.tmp has been detected as adware by 12 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. The file has been seen being downloaded from www.download-servers.com.
MD5:
3cbfcac9cc036eabd5c70702b0c5b523

SHA-1:
cc126c651254c6376a0e011e654c839f5a93a783

SHA-256:
cdf2ef348e28a0b222ce1c0e951aa7657a6f71f1bcf0d5dba784365b0a017f61

Scanner detections:
12 / 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:
4/25/2024 9:42:23 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Dropper-gen [Drp]
2014.9-150930

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.15930

Dr.Web
Trojan.MulDrop5.10078
9.0.1.0273

ESET NOD32
Win32/InstallCore.PK potentially unwanted application
9.7.0.302.0

Fortinet FortiGate
Riskware/InstallCore
9/30/2015

G Data
Win32.Trojan.Agent.P5JB79
15.9.24

herdProtect (fuzzy)
variant of icreinstall_nswb86.tmp (Adware)
2015.9.30.1

McAfee
Artemis!A4D22AF87CAA
5600.6627

Reason Heuristics
PUP.InstallCore (M)
15.8.16.8

SUPERAntiSpyware
PUP.InstallCore/Variant
9599

Trend Micro House Call
Suspicious_GEN.F47V0625
7.2.273

VIPRE Antivirus
Trojan.Win32.Generic
30866

File size:
573.7 KB (587,483 bytes)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_nsv1a94.tmp

File PE Metadata
Compilation timestamp:
6/20/1992 3:52:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:Jgvp3n8Or78HmBDOWQ1luQVOENQ2TNCeEX+gVpoIUe:Jgvdn8OrLwWQ1lutP2TNCeEX+gzD

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:
7.8489

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

Code size:
37 KB (37,888 bytes)

The file icreinstall_nsv1a94.tmp has been seen being distributed by the following URL.

http://www.download-servers.com/.../dl.php?r=vu_vo2_SOTO&rr=R&sct=AGR&sid=6A7D5BD4-5618-DD11-9D28-001EEC3846DA

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