nsudf02.tmp

The file nsudf02.tmp has been detected as a potentially unwanted program by 5 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. While running, it connects to the Internet address tlb.hwcdn.net on port 80 using the HTTP protocol.
Version:
1.0.0.1

MD5:
83cbe3ff73efc199c5bda22e51fbc736

SHA-1:
d5692a85656c7d8576ec5597d704735acaa30135

SHA-256:
91c55f8f63d953934a181827563ad4701a5c44fb7aa1af668e684ea3f1dfaf03

Scanner detections:
5 / 68

Status:
Potentially unwanted

Analysis date:
12/30/2024 7:22:03 PM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.Downloader
2015.09.15

Arcabit
PUP.Adware.ConvertAd
1.0.0.527

ESET NOD32
Win32/Adware.ConvertAd.XD.gen (variant)
9.12250

Kaspersky
not-a-virus:HEUR:AdWare.Win32.ConvertAd
14.0.0.1427

NANO AntiVirus
Riskware.Nsis.ConvertAd.dtccvd
0.30.24.3283

File size:
206.5 KB (211,462 bytes)

Product version:
1.0.0.1

Copyright:
Copyright 2013

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\nsudf02.tmp

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:IQIURTXJC451SnrEA4rW2GvNcuDZQ7TbfpN57XG15YPfhI81liDfQ8md2PRMnXcI:IsAOOEAeuFZuDJXYYPKIgo2PRMstKxz

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to tlb.hwcdn.net  (69.16.175.10:80)

TCP (HTTP):
Connects to server-54-240-166-30.lhr5.r.cloudfront.net  (54.240.166.30:80)

TCP (HTTP):
Connects to ec2-54-235-132-107.compute-1.amazonaws.com  (54.235.132.107:80)

TCP (HTTP):
Connects to 3.ea.6132.ip4.static.sl-reverse.com  (50.97.234.3:80)

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