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vuupc.exe

PowerPack

Linkular LLC

The application vuupc.exe has been detected as adware by 10 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. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from d4j83swn8t881.cloudfront.net and multiple other hosts.
Publisher:
Linkular LLC

Product:
PowerPack

Version:
1.0.0.1045

MD5:
21a2b3dc4bc6206e353ce0d21e951f49

SHA-1:
53f1c7cae47d1ebaecf746591d787bac680fd8e1

SHA-256:
518dcb1ef5d5fe6d95d512ee0510269288000a0224b89230257b267a4a652779

Scanner detections:
10 / 68

Status:
Adware

Analysis date:
11/2/2024 5:20:08 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
NSIS:Adware-MW [PUP]
2014.9-140403

Baidu Antivirus
Adware.Win32.Linkular
4.0.3.1443

Dr.Web
Trojan.DownLoader9.40349
9.0.1.093

ESET NOD32
Win32/AdWare.Linkular.AH
8.9618

K7 AntiVirus
Adware
13.176.11613

Malwarebytes
Adware.Linkular
v2014.04.03.01

McAfee
Artemis!21A2B3DC4BC6
5600.7171

Reason Heuristics
PUP.Linkular.F
14.4.3.13

Trend Micro House Call
TROJ_GEN.F47V0123
7.2.93

VIPRE Antivirus
Linkular
27900

File size:
63.9 KB (65,427 bytes)

Product version:
1.0.0.1045

Copyright:
Linkular LLC, 2012

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\vuupc.exe

File PE Metadata
Compilation timestamp:
12/5/2009 10:52:06 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
768:O/pT8mhxeQ/IkJTCxw+bzvDBnqb4WjXO3XJ5R7NwfJ64QZhR7NgMLGCIl6DlMW/J:2umhxebkJf+FTXJZwfJ6vd5gMUgq6B

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, 6F, 44, 00, E8, 09, 2C, 00, 00, A3, A4, 6E, 44, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, 9C, 42, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 2E, 44, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, F0, 46, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file vuupc.exe has been seen being distributed by the following 3 URLs.

http://d4j83swn8t881.cloudfront.net/cl/inst/bundles/Vuupc_Linkular/.../Vuupc.exe

http://d3ijsb1ryk5jd8.cloudfront.net/cl/inst/bundles/Vuupc_Linkular/.../Vuupc.exe

http://dmrm038s4vkzd.cloudfront.net/cl/inst/bundles/Vuupc_Linkular/.../Vuupc.exe

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