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lego_pkm_5.exe

ProfitServis LLC

This is a bundle installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application lego_pkm_5.exe by ProfitServis 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 ProfitServis Downloader installer. The file has been seen being downloaded from hnb5b7vedwug67b.cuhoivno.ru.
Publisher:
ProfitServis LLC  (signed and verified)

Version:
1.0.0.0

MD5:
7055d66d088aeec8081c1ca2fd9049d6

SHA-1:
2d5b36d366f6e8d8afd2e305c32cf8b99ff535e9

SHA-256:
f83ecf12f7879f869cbf8be774b39a80c7d02cf90e23f6618e68cb1625c67ff3

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.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
12/25/2024 12:31:07 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ProfitServis.Bundler (M)
16.2.10.12

File size:
5.4 MB (5,619,152 bytes)

Product version:
1.0.0.0

File type:
Executable application (Win32 EXE)

Bundler/Installer:
ProfitServis Downloader

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\lego_pkm_5.exe

Digital Signature
Signed by:
ProfitServis LLC

Authority:
Thawte, Inc.

Valid from:
5/21/2014 3:00:00 AM

Valid to:
5/22/2015 2:59:59 AM

Subject:
CN=ProfitServis LLC, O=ProfitServis LLC, L=Village of Kommunar, S="Kharkiv District, Kharkiv Region", C=UA

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
259670E42586FCE460513727E39AB7DF

File PE Metadata
Compilation timestamp:
6/20/1992 1:22:17 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
98304:geEMGwSBmPE2nSkk8XOVLd9zjaNuLMdzHfquba5OF9bcs9hqg1sgldsZKuz+q:g5jBmPE2nSkrXmLvzVM1fqgJbw0hqqPw

Entry address:
0x8C7C40

Entry point:
60, BE, 00, 70, 83, 00, 8D, BE, 00, A0, BC, FF, 57, 83, CD, FF, EB, 10, 90, 90, 90, 90, 90, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, 0B, 75, 28, 8B, 1E, 83, EE, FC, 11, DB, 72, 1F, 48, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, EB, D4, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, EB, 52, 31, C9, 83, E8, 03, 72, 11, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 75, D1, F8, 89...
 
[+]

Packer / compiler:
UPX 2.90LZMA

Code size:
4.6 MB (4,788,224 bytes)

The file lego_pkm_5.exe has been seen being distributed by the following URL.

http://hnb5b7vedwug67b.cuhoivno.ru/.../file_out.php?data=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