bitmaster_s.exe

OOO Lega Media

The application bitmaster_s.exe by OOO Lega Media 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 NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from dl-gate.net.
Publisher:
OOO Lega Media  (signed and verified)

MD5:
41865cf04bec60646a50baaab8143330

SHA-1:
4fb42f04215765c7d9861b9a36aae724963c45c2

SHA-256:
8be516a6c8ba7e3d1fae4a1b36faabb3aed40b0e1857ce7ececef0b7097b8e38

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.

Analysis date:
4/19/2024 11:04:10 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.OOOLegaMedia.Installer (M)
16.2.14.11

File size:
155.8 KB (159,488 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
5/1/2013 3:00:00 AM

Valid to:
5/2/2014 2:59:59 AM

Subject:
CN=OOO Lega Media, OU=IT, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=OOO Lega Media, L=Saint-Petersburg, S=Saint-Petersburg, C=RU

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
207A06BD655445095B358B2C5124046E

File PE Metadata
Compilation timestamp:
2/24/2012 10:20:04 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:b5BuYAVrgUCPnZbawK1g9pS6ojAppCO/yKoCEymP600F+219V7gQ:b50gUChbawK1q14ApcO/yK1mPRG+a9Vb

Entry address:
0x38AF

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, 68, A2, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 90, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 90, 40, 00, 55, FF, 15, C0, 92, 40, 00, 6A, 08, A3, 98, EB, 47, 00, E8, 36, 2A, 00, 00, 55, 68, B4, 02, 00, 00, A3, B0, EA, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 64, A2, 40, 00, FF, 15, 84, 91, 40, 00, 68, 4C, A2, 40, 00, 68, A0, 6A, 47, 00, E8, 18, 27, 00, 00, FF, 15, B0, 90, 40, 00, 50, BF, A0, F0, 4C, 00, 57, E8, 06, 27, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
29 KB (29,696 bytes)

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

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