installer.exe

The application installer.exe has been detected as a potentially unwanted program by 3 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 setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from www.bulkvaultssafe.com and multiple other hosts.
MD5:
277928c9d65e17d098cf982cb97ed70b

SHA-1:
285be167c8d0506f781cda151f5ce4d6ea59f9d9

SHA-256:
09052d607f05cfd5338591ee0f232b5b1f863cdf2c673b081b23117cddfa848b

Scanner detections:
3 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Analysis date:
4/27/2024 5:42:51 PM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.Downloader
2016.02.27

ESET NOD32
Win32/InstallCore.ACY.gen potentially unwanted application
8.0.319.0

Reason Heuristics
Adware.Bundler (M)
16.3.7.0

File size:
496.2 KB (508,153 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

File PE Metadata
Compilation timestamp:
12/27/2015 6:38:55 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:knx1WTNLu/b06uoyeflbjhuhzBcCDV0JUEUUefKpz0mpvFYETQcGiEKugUz7PVSa:FxaT39BuBBr26/UefKpIwFYKGi3ez720

Entry address:
0x310D

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 57, 33, DB, 68, 01, 80, 00, 00, 89, 5C, 24, 1C, C7, 44, 24, 14, 88, 91, 40, 00, 33, F6, 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, E4, 2D, 00, 00, 3B, C3, 74, 07, 68, 00, 0C, 00, 00, FF, D0, 68, 7C, 91, 40, 00, E8, 65, 2D, 00, 00, 68, 74, 91, 40, 00, E8, 5B, 2D, 00, 00, 68, 68, 91, 40, 00, E8, 51, 2D, 00, 00, 6A, 0D, E8, B4, 2D, 00, 00, 6A, 0B, E8, AD, 2D, 00, 00, A3, 44, EC, 42, 00, FF, 15, 34, 70, 40, 00, 53, FF...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
24 KB (24,576 bytes)

The file installer.exe has been seen being distributed by the following 5 URLs.

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