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Ultimate_Keylogger_Free_4785.exe

The application Ultimate_Keylogger_Free_4785.exe has been detected as a potentially unwanted program by 10 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:
dc2975ffc60e99d36c0a3661e2a43bc7

SHA-1:
9837f464f87410d35fcf74db41781db5ff09d507

SHA-256:
d1d1710cb6c100af6c87d1640ec8b29d32e6566a299e845500e7aefea19a5692

Scanner detections:
10 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallMonetizer distribution platform to bundle adware.

Analysis date:
4/19/2024 1:25:33 PM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.Adware
2013.11.01

avast!
NSIS:InstMonetizer-U [PUP]
2014.9-131126

Dr.Web
Adware.Downware.918
9.0.1.0330

ESET NOD32
Win32/InstallMonetizer.AG
7.8994

F-Prot
W32/AdAgent.AI.gen
v6.4.7.1.166

K7 AntiVirus
Adware
13.173.10052

Malwarebytes
PUP.Optional.InstallMonetizer.A
v2013.11.26.03

SUPERAntiSpyware
Heur.Agent/Gen-WhiteBox
10886

Trend Micro House Call
TROJ_GEN.R0C1H08HR13
7.2.330

VIPRE Antivirus
InstallMonetizer
22928

File size:
365.1 KB (373,870 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\ultimate_keylogger_free_4785.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:ge34/swby59EuWnIvF/Q01M4pkZz5Sd/VSUEQLWpkZyt5q2pd5A8Wwg:My0WnO4p8z89+QSp8ybJd5A8Q

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:
7.8304

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file Ultimate_Keylogger_Free_4785.exe has been seen being distributed by the following URL.

http://cdn.guttastatdk.us/nsi/.../Ultimate_Keylogger_Free_4785.exe

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