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softwareupdater.exe

The application softwareupdater.exe 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 file has been seen being downloaded from downloadopensoftware.com.
MD5:
5ae5991ea6dd11fad8f80044410748a1

SHA-1:
927bfb2c41c47bdbcbafcaf0fccacb2ad13e5621

SHA-256:
1792137dccbb7b4735137461e6872e6a1328ede1add4d741c9e3ae4ea34664be

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
1/13/2025 4:20:56 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Dowloader (M)
16.8.8.10

File size:
312.3 KB (319,800 bytes)

File type:
Executable application (Win16 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\softwareupdater.exe

File PE Metadata
Compilation timestamp:
4/1/2016 10:20:09 PM

OS version:
4.0

OS bitness:
Win16

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:mhjmjHk3HAOACXuH+86EGEsuC3Rf5xizwI2sekOQOk6q9CZ+cYejS5V:vigOGeh7huC3RfXizwILFOpq9CZVxjST

Entry address:
0x326C

Entry point:
81, EC, 84, 01, 00, 00, 53, 55, 56, 57, 33, DB, 68, 01, 80, 00, 00, 89, 5C, 24, 20, C7, 44, 24, 14, 30, 91, 40, 00, 89, 5C, 24, 1C, C6, 44, 24, 18, 20, FF, 15, B4, 70, 40, 00, FF, 15, B0, 70, 40, 00, 66, 3D, 06, 00, 74, 11, 53, E8, 07, 2E, 00, 00, 3B, C3, 74, 07, 68, 00, 0C, 00, 00, FF, D0, BE, 80, 72, 40, 00, 56, E8, 83, 2D, 00, 00, 56, FF, 15, AC, 70, 40, 00, 8D, 74, 06, 01, 38, 1E, 75, EB, 6A, 0D, E8, DB, 2D, 00, 00, 6A, 0B, E8, D4, 2D, 00, 00, A3, 64, 3F, 42, 00, FF, 15, 38, 70, 40, 00, 53, FF, 15, 6C...
 
[+]

Entropy:
7.7260

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

https://downloadopensoftware.com/campaign/.../rdr.php

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