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nss55df.tmp

Setup

Open Source

The file nss55df.tmp has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. 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 setup program bundles adware offers using the Amonetize, a Pay-Per-Install (PPI) monetization and distribution download manager. The software offerings provided are based on the PC's geo-location at the time of install.
Publisher:
Open Source

Product:
Setup

Version:
1.2

MD5:
d9e50142a67d9dc85d0018cd6a0f1a8c

SHA-1:
042fa7813f11ef165b2047187b28092c1c607f70

SHA-256:
b153c1ffb2b0b4ef1de027a5dd3f67b67c8a9eac4c87e4303af47b0acfe3bce5

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
4/30/2024 12:14:04 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Amonetize.OpenSour.Installer.Meta (M)
16.3.9.7

File size:
608 KB (622,592 bytes)

Product version:
1.2

Copyright:
2015 - Open Source

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\nss55df.tmp

File PE Metadata
Compilation timestamp:
8/5/2015 2:47:32 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:apmhnzTHqSPtHFeDT/E2DMSb3ew0Q15UeRRAks4yZYei051Q+Qd+:a8hnvqSP3ssiMYJ1nElXYTwQVg

Entry address:
0x3217

Entry point:
81, EC, 84, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 89, 5C, 24, 20, C6, 44, 24, 14, 20, FF, 15, 34, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 8C, 72, 40, 00, 6A, 09, A3, B8, 67, 44, 00, E8, 05, 2E, 00, 00, A3, 04, 67, 44, 00, 53, 8D, 44, 24, 38, 68, 60, 01, 00, 00, 50, 53, 68, B8, 94, 42, 00, FF, 15, 64, 71, 40, 00, 68, E4, 91, 40, 00, 68, 00, 27, 44, 00, E8, AF, 2A, 00, 00, FF, 15, B0, 70, 40, 00, BD, 00, F0, 46, 00, 50, 55, E8, 9D, 2A...
 
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Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file nss55df.tmp has been seen being distributed by the following URL.

http://b2-31d2.kxcdn.com/B2.exe

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