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aff_setup.exe

The application aff_setup.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 cdn.backupgrid.net and multiple other hosts.
MD5:
0a966f3fc2a498ea5c6c9bd2a38a6819

SHA-1:
320afc84f6f242b1116cf813aa7dd9271cb3dd93

SHA-256:
66fb7cbc948ed10028ddf11d5b2fbba32709443db07cb8828ee430c2f6fd37c6

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
4/23/2024 11:21:47 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Bundler.Installer.Installer.Meta (L)
16.1.27.7

File size:
143.9 KB (147,325 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\aff_setup.exe

File PE Metadata
Compilation timestamp:
12/5/2009 7:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:AQIURTXJ4i45J/a7C3o2j8puW8m5pQMU5+oS5Nl938gA:AsGi6/Al2jOOm0M5NZA

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...
 
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Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file aff_setup.exe has been seen being distributed by the following 2 URLs.

http://cdn.backupgrid.net/aff_setup.exe

http://mypcbackup.backupcdn.com/aff_setup.exe

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