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Disfb_5540.exe

The application Disfb_5540.exe has been detected as a potentially unwanted program by 8 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. The installer uses the InstallMonetizer platform which will donwload and install adware toolbars and other potentially unwanted software offers during setup. The file has been seen being downloaded from cdn.guttastatdk.us.
MD5:
f714ad85d3e92cfdeb5a0b20193b8d9c

SHA-1:
f6bdf85493cc0e91e8c5e4e602c6dbf054fa8f8e

SHA-256:
b19671e944501e975f9fcb77175f07e9196dd81188de3260f42bc43a1dcfa12f

Scanner detections:
8 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallMonetizer distribution platform to bundle adware.

Analysis date:
4/23/2024 5:06:23 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
MultiBundle.D
2014.0.3543

Baidu Antivirus
Trojan.Win32.InstallMonetizer
4.0.3.131126

Dr.Web
Adware.Downware.918
9.0.1.0241

ESET NOD32
Win32/InstallMonetizer.AG
7.8869

McAfee
Artemis!F714AD85D3E9
5600.7271

SUPERAntiSpyware
Heur.Agent/Gen-WhiteBox
10707

Trend Micro House Call
TROJ_GEN.RCBH1ER13
7.2.241

VIPRE Antivirus
InstallMonetizer
22042

File size:
278.5 KB (285,138 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\disfb_5540.exe

File PE Metadata
Compilation timestamp:
12/5/2009 2:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:ke34Yq055t5q2pd5A8W1ZHpb49Eknf2IJfu7p8Ki:JXbJd5A8GHpGnfZJm7pC

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.7492

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file Disfb_5540.exe has been seen being distributed by the following URL.

http://cdn.guttastatdk.us/nsi/.../Disfb_5540.exe

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