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wswr.exe

The application wswr.exe 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. The file has been seen being downloaded from d2htwdv930b0cg.cloudfront.net.
MD5:
8027e9306e1a17ccb221324a6d1587d1

SHA-1:
19766c5216f32b8f8ad138ab1e60468d5134323b

SHA-256:
68f15ca014adc7783968b04069b6173aee238d7eeacd5c23f4b68615c9b6488b

Scanner detections:
5 / 68

Status:
Potentially unwanted

Analysis date:
4/23/2024 6:57:02 PM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
Win32/Adware.ConvertAd.SU.gen (variant)
9.11801

Kaspersky
Trojan-Downloader.Win32.Genome
14.0.0.1859

Panda Antivirus
Generic Suspicious
15.06.20.05

Trend Micro House Call
TROJ_GEN.R021H07FH15
7.2.171

VIPRE Antivirus
Trojan.Win32.Generic
41214

File size:
65.7 KB (67,299 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\content.ie5\8fongek5\wswr.exe

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):
1536:wpgpHzb9dZVX9fHMvG0D3XJnCLll3FQ4RaWEywYfo41ahfV:GgXdZt9P6D3XJnCRlVpUWBo4sb

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:
7.4005

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file wswr.exe has been seen being distributed by the following URL.

http://d2htwdv930b0cg.cloudfront.net/wswr.exe

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

TCP (HTTP):
Connects to ec2-54-235-129-220.compute-1.amazonaws.com  (54.235.129.220:80)

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