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rusfolder_downloader.exe

ВERSHNET LLC

The application rusfolder_downloader.exe by ВERSHNET has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a setup program which is used to install the application. The setup routine uses the RevenYou.Com Pay Per Install platform (OutBrowse) which bundles additional software offers inclduing toolbars, extensions, PC utilities as well as other PUPs. The file has been seen being downloaded from eh907fh9alcpc2v.eodclan.ru.
Publisher:
ВERSHNET LLC  (signed and verified)

Version:
1.0.0.0

MD5:
3784f3226761de49298492bc771cfcad

SHA-1:
7a1f1ca86c1612e4f90643265cf0b2d7ae60a62a

SHA-256:
703a891df6afc12065011325b471653192c32f53df0610914ec54ccc6257f916

Scanner detections:
1 / 68

Status:
Potentially unwanted

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse installer.

Analysis date:
12/25/2024 7:18:12 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.OutBrowse.ERSHNET (M)
16.7.3.16

File size:
4.1 MB (4,257,888 bytes)

Product version:
1.0.0.0

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
ВERSHNET LLC

Authority:
COMODO CA Limited

Valid from:
2/5/2015 2:00:00 AM

Valid to:
2/6/2016 1:59:59 AM

Subject:
CN=ВERSHNET LLC, O=ВERSHNET LLC, STREET="600-Richchya, house 66, office 10", L=Vinnitsa, S=Vinnitskiy Region, PostalCode=21027, C=UA

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

Serial number:
0DCBDEF5E756334284571793EA14D465

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):
49152:ZN1otH71Gvg/dT/ByJWgbs9nAmb7DCJZlwk1B1ExTsAZOMVp4v5zDwwkeS6aZ0vf:871G4Fs0ExzJveTn14v5AwkeS6auPv

Entry address:
0xA82940

Entry point:
60, BE, 00, 60, B6, 00, 8D, BE, 00, B0, 89, FF, C7, 87, CC, 80, 78, 00, 47, A9, 08, 00, 57, 83, CD, FF, EB, 0E, 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...
 
[+]

Entropy:
7.9619

Packer / compiler:
UPX v0.89.6 - v1.02 / v1.05 -v1.22 (Delphi) stub

Code size:
3.1 MB (3,264,512 bytes)

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

http://eh907fh9alcpc2v.eodclan.ru/b2tEVFNPZ3hjcUJRZFBPZHsic2lkIjoiNjQxNiIsInN1Yl9pZCI6IjE1NTQ3ODIiLCJybmQwIjoiTEYzRkhkTHFaZFdyQVVheE1qWm9aUSIsInZlciI6IjEiLCJuYW1lIjoicnVzZm9sZGVyX2Rvd25sb2FkZXIiLCJ1cmwiOiJodHRwOi8vc3RnNTk4LnJ1c2ZvbGRlci5jb20vZG93bmxvYWQvPzExNjYwNjA0JmJJeiUyQmc1czhHaXAyMjFlY0N0aEt2czRtcXpJTSUyRnIxZ0lSNFNJR2JhMVYySWFHeDBEMmQ3OUpUemkyV2RvalVwRkpyNVo2cE4lMkZ6NkFnb0tqZ2hwYkxjT1J1ajJTajRhNXJZYUR4YkRTNzJrJTNEJmluc3RhbGxtb25zdGVyPTEiLCJ0eXBlIjoiaWZvbGRlciIsInNpemUiOiIzMTQ1NzI4MCJ9

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