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aff_setup3.exe

The application aff_setup3.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 file has been seen being downloaded from cdn.chironexfleckerisilver.com and multiple other hosts.
MD5:
d9a52a034513c65a48e8ac032dd5cb4d

SHA-1:
f86a744f3fdf40fafe4abf369b5d61c5c446cdac

SHA-256:
cea131a3dfbc51be184427d3e65cb5fa8d59caaba82fbb36633bbd37f9b2e26e

Scanner detections:
10 / 68

Status:
Potentially unwanted

Analysis date:
11/5/2024 4:46:08 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Dropper-gen [Drp]
2014.9-150606

Baidu Antivirus
Adware.Win32.Genome
4.0.3.1566

Dr.Web
Program.Unwanted.519
9.0.1.0157

ESET NOD32
Win32/MyPCBackup.E potentially unwanted
9.11710

K7 AntiVirus
Adware
13.204.16086

Kaspersky
Trojan-Downloader.Win32.Genome
14.0.0.1926

McAfee
Artemis!D9A52A034513
5600.6742

NANO AntiVirus
Riskware.Nsis.Unwanted.dshbdc
0.30.24.1636

Sophos
Generic PUA PI
4.98

Trend Micro House Call
Suspicious_GEN.F47V0528
7.2.157

File size:
180.1 KB (184,446 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\xrjic1oqd9\aff_setup3.exe

File PE Metadata
Compilation timestamp:
12/5/2009 10:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:QQIURTXJWUYRD66YbmBuQjle8cpTUnDcLM2lWub2Ia77i56XxR86:QsEUaD6rysQjYFTUoUub2Dv5XxR86

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...
 
[+]

Entropy:
7.6791

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file aff_setup3.exe has been seen being distributed by the following 2 URLs.

http://cdn.chironexfleckerisilver.com/downloads/offers/.../aff_setup3.exe

http://cdn2.chironexfleckerisilver.com/downloads/offers/.../aff_setup3.exe

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