pc-cleaner-4134.exe

PC Cleaner

PC HelpSoft Labs Inc.

The application pc-cleaner-4134.exe by PC HelpSoft Labs has been detected as a potentially unwanted program by 7 anti-malware scanners. The program is a setup application that uses the Inno Setup installer. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages. The file has been seen being downloaded from webtools.pchelpsoft.com and multiple other hosts.
Publisher:
PC HelpSoft Labs Inc.  (signed and verified)

Product:
PC Cleaner

Version:
4.1

MD5:
c0652f6f272367d63725fecde4fded19

SHA-1:
2626c22e0745ac6aa6da10868d3e2344801e8920

SHA-256:
f677efc4a6f4e4f5b761a189309ccdbae0dc312f9e96d4a06c7280817e3dfb98

Scanner detections:
7 / 68

Status:
Potentially unwanted

Explanation:
Injects advertising in the web browser in various formats.

Analysis date:
4/25/2024 5:18:14 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.SpeedingUpMyPC
7.1.1

Baidu Antivirus
Adware.Win32.SpeedingUpMyPC
4.0.3.151128

Bkav FE
W32.HfsAdware
1.3.0.7383

Dr.Web
Program.Unwanted.975
9.0.1.0332

ESET NOD32
Win32/AdWare.SpeedingUpMyPC (variant)
9.12631

Fortinet FortiGate
Riskware/SpeedingUpMyPC
11/28/2015

SUPERAntiSpyware
PUP.BrowseFox/Variant
9480

File size:
1.7 MB (1,815,344 bytes)

Product version:
4.1

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Common path:
C:\users\{user}\downloads\pc-cleaner-4134.exe

Digital Signature
Authority:
Symantec Corporation

Valid from:
6/26/2015 2:00:00 AM

Valid to:
7/26/2016 1:59:59 AM

Subject:
CN=PC HelpSoft Labs Inc., O=PC HelpSoft Labs Inc., L=Victoria, S=British Columbia, C=CA

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
5BF17138E97AA928FD8A09C5915E975F

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
49152:6aexJTCw+JW9XRfds30UZga6LdUE4LpinXBgl:ziTCw+JyfBSOxcLgRgl

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, E8, CD, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, E8, CD...
 
[+]

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

The file pc-cleaner-4134.exe has been seen being distributed by the following 50 URLs.

http://webtools.pchelpsoft.com/download.cfm?tracking=PH_ES_PP_GO_CO_PCC&keyword=es-no2016&campaignID=ADWORDS&gclid=COWu84OZ6coCFRUEkQodzi0E4w&go=http://cdn2.pchelpsoft.com/.../pc-cleaner-4134.exe

http://webtools.pchelpsoft.com/download.cfm?tracking=PH_ES_PP_GO_CO_PCC&keyword=&campaignID=ADWORDS&gclid=COentp6RuMoCFWgUwwodS_kPbQ&go=http://cdn2.pchelpsoft.com/.../pc-cleaner-4134.exe

http://webtools.pchelpsoft.com/download.cfm?tracking=PH_ES_PP_GO_CO_PCC&keyword=&campaignID=ADWORDS&gclid=CMy_qbLm3ckCFUgIkQodaEcMKQ&go=http://cdn2.pchelpsoft.com/.../pc-cleaner-4134.exe

http://webtools.pchelpsoft.com/download.cfm?tracking=PH_ES_PP_GO_CO_PCC&keyword=pc cleaner&campaignID=ADWORDS&gclid=CN7I0b-4icoCFVTNGwodylUPag&go=http://cdn2.pchelpsoft.com/.../pc-cleaner-4134.exe

http://webtools.pchelpsoft.com/download.cfm?tracking=PH_ES_PP_GO_SE_PCC_SOAM&keyword=pc cleaner&campaignID=ADWORDS&gclid=CMrE3o7m38kCFVCAkQodP1YMTA&go=http://cdn2.pchelpsoft.com/.../pc-cleaner-4134.exe

http://webtools.pchelpsoft.com/download.cfm?tracking=PH_ES_PP_GO_CO_IMA_PCC&keyword=es-no2016&campaignID=ADWORDS&gclid=COr-3LSa6MoCFckV0wodwNEFhQ&go=http://cdn2.pchelpsoft.com/.../pc-cleaner-4134.exe

http://webtools.pchelpsoft.com/download.cfm?tracking=PH_ES_PP_GO_CO_PCC&keyword=&campaignID=ADWORDS&gclid=CI7t_OeNjsoCFY2AkQodydYMrQ&go=http://cdn2.pchelpsoft.com/.../pc-cleaner-4134.exe

http://webtools.pchelpsoft.com/download.cfm?tracking=PH_ES_PP_GO_CO_PCC&keyword=descargar limpiador pc&campaignID=ADWORDS&gclid=CP-M-ZX--ckCFQyAkQodGxsMfA&go=http://cdn2.pchelpsoft.com/.../pc-cleaner-4134.exe

http://webtools.pchelpsoft.com/download.cfm?tracking=PH_ES_PP_GO_SE_PCC&keyword=pc cleaner&campaignID=ADWORDS&gclid=Cj0KEQiAhuSzBRDBoZfG56bK9-YBEiQARiPcZcciDHrR9uDgeeqpvsNJBNuuqPz2wGJF-TIgI-KEUp0aAnQw8P8HAQ&go=http://cdn2.pchelpsoft.com/.../pc-cleaner-4134.exe

http://webtools.pchelpsoft.com/download.cfm?tracking=PH_ES_PP_GO_SE_PCC_SOAM&keyword=pc cleaner&campaignID=ADWORDS&gclid=CIq2p_701skCFRKAkQodCw4J0A&go=http://cdn2.pchelpsoft.com/.../pc-cleaner-4134.exe

http://webtools.pchelpsoft.com/download.cfm?tracking=PH_ES_PP_GO_SE_PCC_SOAM&keyword=pc cleaner&campaignID=ADWORDS&gclid=CjwKEAiAkvmzBRDQpozmt-uluCQSJACvCd1lrv5HEapJCQy2R6WmIkx8jvsb6r3FvkVDImrhAxvIUhoCE3_w_wcB&go=http://cdn2.pchelpsoft.com/.../pc-cleaner-4134.exe

http://webtools.pchelpsoft.com/download.cfm?tracking=PH_ES_PP_GO_SE_PCC_SOAM&keyword=pc cleaner&campaignID=ADWORDS&gclid=COm6_4Xu_8kCFVMFkQodCzQHOQ&go=http://cdn2.pchelpsoft.com/.../pc-cleaner-4134.exe

http://webtools.pchelpsoft.com/download.cfm?tracking=PH_ES_PP_GO_CO_PCC&keyword=descargar pc cleaner&campaignID=ADWORDS&gclid=CL2l_MOQpcoCFSUewwodbG4PGg&go=http://cdn2.pchelpsoft.com/.../pc-cleaner-4134.exe

http://webtools.pchelpsoft.com/download.cfm?tracking=PH_ES_PP_GO_CO_PCC&keyword=&campaignID=ADWORDS&gclid=CKnJlbvSjsoCFVEHkQodvjoOZw&go=http://cdn2.pchelpsoft.com/.../pc-cleaner-4134.exe

Latest 30 of 69 download URLs

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