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rrsetup.exe

PS Media s.r.o.

The application rrsetup.exe by PS Media s.r.o has been detected as a potentially unwanted program 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 Inno Setup installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from soubory.instaluj.cz.
Publisher:
PS Media s.r.o.  (signed and verified)

MD5:
2f0df2b205bd938a5cfb4a3150fef085

SHA-1:
773622293187d9bfab87728381009f16aec5b7a9

SHA-256:
809ee0df089d925f10d4415edf963eb4e5d6c9d5417c0b5f80e26d655103becf

Scanner detections:
1 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Analysis date:
5/6/2024 7:20:01 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.CSH (L)
17.2.4.10

File size:
11.9 MB (12,528,968 bytes)

Product version:
1.5

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Common path:
C:\users\{user}\downloads\rrsetup.exe

Digital Signature
Signed by:
PS Media s.r.o.

Authority:
COMODO CA Limited

Valid from:
3/3/2016 1:00:00 AM

Valid to:
3/4/2018 12:59:59 AM

Subject:
CN=PS Media s.r.o., O=PS Media s.r.o., POBox=73961, STREET=Oldrichovice 738, L=Trinec, S=CZ, PostalCode=73961, C=CZ

Issuer:
CN=COMODO RSA Code Signing CA, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00E0B00A879F7173B1033EAE73C3C8E197

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

Entry address:
0xAA98

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 2E, 86, FF, FF, E8, 35, 98, FF, FF, E8, 9C, 9B, FF, FF, E8, B7, 9F, FF, FF, E8, 56, BF, FF, FF, E8, ED, E8, FF, FF, E8, 54, EA, FF, FF, 33, C0, 55, 68, 69, B1, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 32, B1, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, D0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, C2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, 24, 93, FF, FF, 8D, 55, F0, 33, C0, E8, 66, C5, FF, FF, 8B, 55...
 
[+]

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

Code size:
40.5 KB (41,472 bytes)

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

http://soubory.instaluj.cz/dwl/1669f19345bf1256225edca88e292855/installer/utility/systemove-nastroje/optimalizace-systemu/registry-repair/.../rrsetup.exe

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