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310714_br.exe

BR SOFTWARE LLC

The application 310714_br.exe by BR SOFTWARE has been detected as adware by 6 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from www.firstreq.me and multiple other hosts.
Publisher:
BR SOFTWARE LLC  (signed and verified)

MD5:
e7bf2d4c8aff85834f7b65c0f4b58249

SHA-1:
917447ba93d0b3acbba30f9d03a390e973579c5b

SHA-256:
c852935cec17cf59b07cab0f2bafd9fb7a2249daeede25e0532b3d6702c8b876

Scanner detections:
6 / 68

Status:
Adware

Explanation:
Injects advertisements in the web browser in the form or banner ads and popups.

Analysis date:
11/23/2024 10:56:08 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win.Threat.Undefined
141025-0

Baidu Antivirus
Adware.Win32.Brapp
4.0.3.141030

F-Prot
W32/A-07794f8f
v6.4.7.1.166

G Data
Win32.Adware.Adpeak
14.10.24

Reason Heuristics
PUP.BRSOFTWARE.J
14.10.30.17

SUPERAntiSpyware
Trojan.Agent/Gen-Yakes
10267

File size:
1 MB (1,094,872 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\content.ie5\4xjtou2x\310714_br.exe

Digital Signature
Signed by:
BR SOFTWARE LLC

Authority:
Starfield Technologies, Inc.

Valid from:
7/29/2014 9:51:04 AM

Valid to:
4/11/2015 3:16:52 PM

Subject:
CN=BR SOFTWARE LLC, O=BR SOFTWARE LLC, L=Lewes, S=Delaware, C=US

Issuer:
CN=Starfield Secure Certificate Authority - G2, OU=http://certs.starfieldtech.com/repository/, O="Starfield Technologies, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
27A07E6BBF27CD

File PE Metadata
Compilation timestamp:
12/5/2009 8:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:/KIckUuvwVaGNMxCBzqSkvwcO2TpABPBWXLIIRFg:mkUVaGNFBzlwwcOQGYng

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file 310714_br.exe has been seen being distributed by the following 4 URLs.

http://www.firstreq.me/.../310714_br.exe

http://firstreq.me/.../310714_br.exe

http://www.2ndrequest.me/.../310714_br.exe

http://www.2ndrequest.me/.../310714_b.exe

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