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1ab12rn56.exe

The application 1ab12rn56.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 file has been seen being downloaded from cdn1.upsa1a.com.
Version:
1.1.8.15010

MD5:
5451ca2ed92cf8b6650d90eedb735d3e

SHA-1:
cebdb27c419f2cdc76c996c466aba1ad288bf66b

SHA-256:
6371167ccca5510b38a4ec93e27fb9125f56b491b8fb3b9185099f5b3eafc858

Scanner detections:
8 / 68

Status:
Potentially unwanted

Explanation:
Bundles additional software, mostly toolbars and other potentially unwanted applications using the Vittalia monitization installer.

Analysis date:
11/5/2024 5:47:57 AM UTC  (today)

Scan engine
Detection
Engine version

Baidu Antivirus
PUA.Win32.Vittalia
4.0.3.1634

ESET NOD32
Win32/Vittalia
10.11066

K7 AntiVirus
Trojan
13.192.14741

Kaspersky
UDS:DangerousObject.Multi.Generic
14.0.0.569

McAfee
Artemis!5451CA2ED92C
5600.6471

Qihoo 360 Security
HEUR/QVM42.0.Malware.Gen
1.0.0.1015

Sophos
Generic PUA MO
4.98

Trend Micro House Call
Suspicious_GEN.F47V0111
7.2.64

File size:
223.8 KB (229,121 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\1ab12rn56.exe

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:Ge34jvVjq43b6388IxRMKGsbb9Eqkkh388I3rkiHzd:Onq8H/Csbhn8/rRH5

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...
 
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Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file 1ab12rn56.exe has been seen being distributed by the following URL.

http://cdn1.upsa1a.com/tdtjpd.exe

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