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unifi-installer.exe

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from www.ubnt.com and multiple other hosts.
MD5:
89e9d6cf7f7fa934e6fa62a72df625b2

SHA-1:
4d2842c18a6fcd545c43ded1e5a943bc95341fca

SHA-256:
1b4c9f315e2bf3d137afe21f6f6668723ba09555b8e9c62e9e36261443a93eae

Scanner detections:
2 / 68

Status:
Clean  (2 probable false positive detections)

Explanation:
These detections are probably false positives (erroneous), the file is probably malware free.

Analysis date:
4/24/2024 5:57:11 PM UTC  (today)

Scan engine
Detection
Engine version

NANO AntiVirus
Trojan.Win32.Brontok.cxfrgx
0.28.2.60990

Qihoo 360 Security
heur.swf.rate.3
1.0.0.1015

File size:
26.1 MB (27,341,854 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\unifi-installer.exe

File PE Metadata
Compilation timestamp:
6/6/2009 4:41:59 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
786432:RGyoky5TstGjWV/30UahvA7OIwha5k/QdosNmkf:R/SRstyA3RahvA7OZfbkf

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:
7.9994

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file unifi-installer.exe has been seen being distributed by the following 4 URLs.

https://www.ubnt.com/downloads/unifi/.../UniFi-installer.exe

http://files.downloadnow.com/s/software/13/11/45/.../UniFi-installer.exe

http://software-files-a.cnet.com/s/software/13/11/45/.../UniFi-installer.exe

http://www.ubnt.com/downloads/unifi/.../UniFi-installer.exe

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