pc-cleaner-4181.exe

PC Cleaner

PC HelpSoft Labs Inc.

The executable pc-cleaner-4181.exe has been detected as malware by 1 anti-virus scanner. The program is a setup application that uses the Inno Setup installer. 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:
61a6bd71164c7b0f03eebe4d0503c638

SHA-1:
6ccb7be1e83b0a0a3d41790eea3ec59b4258f0ce

SHA-256:
b2fc70aca23887b9222958a24b61fa900fc3bdc60f8c74d1bacf396538ee7f46

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
4/23/2024 10:11:37 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Optional.PCHelpSoft.Installer.Meta (L)
16.5.16.21

File size:
1.7 MB (1,815,616 bytes)

Product version:
4.1

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Common path:
C:\users\{user}\downloads\pc-cleaner-4181.exe

Digital Signature
Authority:
Symantec Corporation

Valid from:
2/24/2016 7:00:00 PM

Valid to:
7/25/2016 6:59:59 PM

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:
09B2B689DAEB478C902DFF16930CFB11

File PE Metadata
Compilation timestamp:
6/19/1992 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
49152:sa7x4oMdFE8KerJVyppzPKf6pY5YLXi/3TGpeZw7hJinXBgj:BMElePyjzKCXi/3TSjSRgj

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...
 
[+]

Entropy:
7.9930

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

Code size:
37 KB (37,888 bytes)

The file pc-cleaner-4181.exe has been seen being distributed by the following 13 URLs.

http://webtools.pchelpsoft.com/download.cfm?go=http://cdn2.pchelpsoft.com/.../pc-cleaner-4181.exe&tracking=PH_ES_PP_GO_SE_PCC_SOAM&keyword=esnormal&campaignID=ADWORDS&gclid=CjwKEAjwpqq6BRC99aKUkaSjuDsSJAC0pNTVsdBJGUXY80m7cKK2PeljfDWZTqgy6SPWNFouXgHVohoCNZ_w_wcB

http://webtools.pchelpsoft.com/download.cfm?go=http://cdn2.pchelpsoft.com/.../pc-cleaner-4181.exe&tracking=PH_ES_PP_GO_CO_PCC&keyword=esnormal&campaignID=ADWORDS&gclid=CNLPtKyi-MwCFRcHkQod7nYPpw

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