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nsxfc17.tmp

The file nsxfc17.tmp has been detected as a potentially unwanted program by 4 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer, however the file is not signed with an authenticode signature from a trusted source. The file has been seen being downloaded from d2fpsq9kg43yka.cloudfront.net.
Version:
1.0.0.0

MD5:
b28843b2301b3a70f867f0fdd32e68bb

SHA-1:
ca85741274d0803cc5b71720a0d3c3d142f461d1

SHA-256:
d2ee5f03556662cd2ec59def8cd22d59161ebc886eead47c55f7140b9f3b5a95

Scanner detections:
4 / 68

Status:
Potentially unwanted

Analysis date:
4/29/2024 11:00:41 AM UTC  (today)

Scan engine
Detection
Engine version

Baidu Antivirus
Adware.Win32.ConvertAd
4.0.3.15317

ESET NOD32
Win32/Adware.ConvertAd.CZ
9.11330

Kaspersky
UDS:DangerousObject.Multi.Generic
14.0.0.2335

Qihoo 360 Security
HEUR/QVM42.0.Malware.Gen
1.0.0.1015

File size:
476.3 KB (487,722 bytes)

Product version:
1.0.0.0

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\nsxfc17.tmp

File PE Metadata
Compilation timestamp:
12/5/2009 2:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:zDL2EWfXs5oEZWgmo4E2jWfXsLvsY6mQtPT03JLo4:z+Nc5oumoKqcDsYJPZLo4

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9717

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file nsxfc17.tmp has been seen being distributed by the following URL.

http://d2fpsq9kg43yka.cloudfront.net/WinCheckSetup.exe

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