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service.exe

Search Safer Inc.

The application service.exe by Search Safer has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. It is set to automatically start when a user logs into Windows via the current user run registry key under the display name ‘pcreg’.
Publisher:
Search Safer Inc.  (signed and verified)

MD5:
5561b71d1f1a7167fb96ae9838007284

SHA-1:
4ef5c6b7e91627da83fab857043c42093dd1c0ac

SHA-256:
06b2df3a476d42a128bb84a6938db6c4d7c483c1756bc402d80c125c6e64336d

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
11/24/2024 10:08:16 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Startup.SearchSafer.H
14.8.8.0

File size:
88.1 KB (90,184 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\Program Files\pcreg\service.exe

Digital Signature
Signed by:
Search Safer Inc.

Authority:
DigiCert Inc

Valid from:
3/13/2014 12:00:00 AM

Valid to:
2/10/2016 12:00:00 PM

Subject:
CN=Search Safer Inc., O=Search Safer Inc., L=San Francisco, S=California, C=US, PostalCode=94107, STREET=665 3rd st, STREET=suite 150, SERIALNUMBER=5189473, OID.1.3.6.1.4.1.311.60.2.1.2=Delaware, OID.1.3.6.1.4.1.311.60.2.1.3=US, OID.2.5.4.15=Private Organization

Issuer:
CN=DigiCert EV Code Signing CA (SHA2), OU=www.digicert.com, O=DigiCert Inc, C=US

Serial number:
0CABF6C1133DB05A8B40B85F31CD94A9

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
1536:dfYBrbzmFizYwUK1G0DRXJ0CC3V5f2LFolMwKX0A4yL6j22HpkVJ6x4U:JY4FizYxCDRXJ0CCl5OROybwTpUIxD

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...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

Scheduled Task
Task name:
pcreg

Trigger:
Logon (Runs on logon)


Startup File (User Run)
Registry location:
HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

Name:
pcreg

Command:
C:\Program Files\pcreg\service.exe


Startup File (All Users Run)
Registry location:
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

Name:
pcreg

Command:
C:\Program Files\pcreg\service.exe


The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to ec2-54-225-129-240.compute-1.amazonaws.com  (54.225.129.240:80)

TCP (HTTP):
Connects to ec2-54-243-231-130.compute-1.amazonaws.com  (54.243.231.130:80)

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