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b_setup.exe

The application b_setup.exe has been detected as a potentially unwanted program by 7 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer, however the file is not signed with an authenticode signature from a trusted source. While running, it connects to the Internet address server-54-230-52-91.jfk6.r.cloudfront.net on port 80 using the HTTP protocol.
MD5:
dfca646f7aac72a045f1c56245548217

SHA-1:
d8c87b9032b34214676208dc3a4c0a657d4c9187

SHA-256:
9b3e7251965aa7414c9b8428d13de06734acc37569d63f5757fb5e8e4c62aab5

Scanner detections:
7 / 68

Status:
Potentially unwanted

Analysis date:
4/25/2024 6:54:52 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/Adware.Gen7
8.3.1.6

ESET NOD32
NSIS/TrojanDownloader.Adload.R trojan
7.0.302.0

Fortinet FortiGate
Adware/Adload
6/17/2015

Kaspersky
not-a-virus:AdWare.NSIS.Adload
15.0.0.543

Trend Micro House Call
TROJ_GEN.R0EBH07F715
7.2.168

VIPRE Antivirus
Trojan.Win32.Generic
41202

Zillya! Antivirus
Adware.AdLoad.Win32.816
2.0.0.2229

File size:
105.7 KB (108,268 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\b_setup.exe

File PE Metadata
Compilation timestamp:
2/24/2012 8:19:49 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:Ad50ccSrwf7nbLPnI45GyP4sFDTtSuvTQi:AzjwjnbLQZtsFvtSQZ

Entry address:
0x39E9

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, D8, A1, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 90, 40, 00, 68, 01, 80, 00, 00, FF, 15, B8, 90, 40, 00, 55, FF, 15, C0, 92, 40, 00, 6A, 08, A3, F8, 26, 7F, 00, E8, 36, 2A, 00, 00, 55, 68, B4, 02, 00, 00, A3, 10, 26, 7F, 00, 8D, 44, 24, 38, 50, 55, 68, 1C, A3, 40, 00, FF, 15, 84, 91, 40, 00, 68, 04, A3, 40, 00, 68, 00, A6, 7E, 00, E8, 18, 27, 00, 00, FF, 15, B4, 90, 40, 00, 50, BF, A0, 30, 84, 00, 57, E8, 06, 27, 00, 00...
 
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Packer / compiler:
Nullsoft install system v2.x

Code size:
28.5 KB (29,184 bytes)

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to server-54-230-55-55.jfk6.r.cloudfront.net  (54.230.55.55:80)

TCP (HTTP):
Connects to server-54-230-52-91.jfk6.r.cloudfront.net  (54.230.52.91:80)

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