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download.exe

The application download.exe has been detected as a potentially unwanted program by 22 anti-malware scanners. This is a setup program which is used to install the application. It runs as a scheduled task under the Windows Task Scheduler triggered daily at a specified time. It uses Web-Pick's InstalleRex download manager and installer to bundle potentially unwanted ad-supported software which includes toolbars and browser extensions through a pay-per-install monetization scheme. The file has been seen being downloaded from a.engineer-pro.net.
MD5:
741b870fe186a5e03ea321ce09ab64e4

SHA-1:
723a5b66d14dc53174743519e640072e6254959c

SHA-256:
0c14a43230d71f14230825c59f46c08b1cb5b32dea64a014a0ac6257c8426a67

Scanner detections:
22 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstalleRex from WebPick Internet Holdings to install bundled add-ons including toolbars and other web browser extensions.

Analysis date:
5/22/2024 1:16:04 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.Agent.PQC
5741931

AhnLab V3 Security
PUP/Win32.MultiPlug
2015.06.11

Avira AntiVirus
TR/Crypt.XPACK.Gen
8.3.1.6

Arcabit
Adware.Agent.PQC
1.0.0.425

avast!
Win32:MultiPlug-ZC [PUP]
150602-1

AVG
Adware Generic6.AZEX
2015.0.4355

Bitdefender
Adware.Agent.PQC
1.0.20.805

Emsisoft Anti-Malware
Adware.Agent.PQC
10.0.0.5366

ESET NOD32
Win32/Adware.MultiPlug.MF application
7.0.302.0

Fortinet FortiGate
Riskware/Generic.AC.4386
6/10/2015

F-Secure
Adware.Agent.PQC
5.14.151

G Data
Adware.Agent.PQC
15.6.25

IKARUS anti.virus
PUA.Win32.InstalleRex
t3scan.1.9.5.0

K7 AntiVirus
Unwanted-Program
13.204.16204

McAfee
Program.MultiPlug-FWG
17.6.569.0

MicroWorld eScan
Adware.Agent.PQC
16.0.0.483

Norman
Adware.Agent.PQC
02.06.2015 14:23:46

nProtect
Adware.Agent.PQC
15.06.10.02

Reason Heuristics
Threat.Win.Reputation.IMP
15.6.10.15

Sophos
PUA 'MultiPlug' (of type Adware)
5.15

Vba32 AntiVirus
suspected of Heur.Malware-Cryptor.Multiplug
3.12.26.4

Zillya! Antivirus
Adware.MultiPlugGen.Win32.1
2.0.0.2217

File size:
1.2 MB (1,302,528 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Documents and Settings\{user}\Application data\{de6f28fa-8889-49f9-de6f-f28fa888a3ea}\download.exe

File PE Metadata
Compilation timestamp:
5/18/2013 12:51:07 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
6144:VLGJWXnPVnTD/OXD9OTGsk9NS5Mr5rK3P41:tXPtv/OcTzkLS54rKQ1

Entry address:
0x117F38

Entry point:
E8, 54, 12, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, E0, 26, 52, 00, E8, 62, 17, 00, 00, E8, 21, 14, 00, 00, 0F, B7, F0, 6A, 02, E8, E7, 11, 00, 00, 59, B8, 4D, 5A, 00, 00, 66, 39, 05, 00, 00, 40, 00, 74, 04, 33, DB, EB, 33, A1, 3C, 00, 40, 00, 81, B8, 00, 00, 40, 00, 50, 45, 00, 00, 75, EB, B9, 0B, 01, 00, 00, 66, 39, 88, 18, 00, 40, 00, 75, DD, 33, DB, 83, B8, 74, 00, 40, 00, 0E, 76, 09, 39, 98, E8, 00, 40, 00, 0F, 95, C3, 89, 5D, E4, E8, C8, 0B, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Code size:
1.1 MB (1,167,360 bytes)

Scheduled Task
Task name:
Bidaily Synchronize Task[973b]

Path:
C:\WINDOWS\Tasks\Bidaily Synchronize Task[973b].job

Trigger:
Daily (Runs daily at 22:09)

Action:
download.exe --startup=1 --single


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

http://a.engineer-pro.net/hp/?q=Atp4w/u0HlEuBG xztk5esEEEMlIuKOESaXLz4/GlgwsP2LN/LJLGDwwqtoRNAN6qW55ec4LfyExNhzUV8KNO59 R7MDl 6Lpy26WllpZr6rVf9cIxI7PBl5Trl0V7MOFMNJMZbY a/AdYA/F5hMublpB7VsV10NVxWif5/.../xtae5dkAmPfgp0L

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