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stub1.exe

The application stub1.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 vzbucket.maxrevinstaller.com.
MD5:
0ce24c8f9a1c43d5c55d32acb79e20ad

SHA-1:
c060096a30c654da5cf3c82742429521e2168990

SHA-256:
e32151d8adee1bfb6933655bb0dc64d44e1431149ad2dac5f36f55941487a8cd

Scanner detections:
5 / 68

Status:
Potentially unwanted

Analysis date:
4/29/2024 5:55:00 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
NSIS:InstMonetizer-AX [PUP]
2014.9-140819

McAfee
Artemis!0CE24C8F9A1C
5600.7033

Rising Antivirus
NS:PUF.SilenceInstaller!1.9DDF
23.00.65.14817

Trend Micro House Call
Suspicious_GEN.F47V0801
7.2.231

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.26.3

File size:
149.1 KB (152,726 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\stub1.exe

File PE Metadata
Compilation timestamp:
12/5/2009 5:52:12 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:RY4FizYxCDRXJjUHvvQvf+4DApJNhDW0Qx3rOiHMgtzXHoL5MIW665A8WwM:RFJ01Ux7plDW0QZr5t5q2pd5A8WwM

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, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.8287

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file stub1.exe has been seen being distributed by the following URL.

http://vzbucket.maxrevinstaller.com/.../Unipack_Installer.exe

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