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bigspeedai-installer.exe

The executable bigspeedai-installer.exe has been detected as malware by 4 anti-virus 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.
MD5:
329c508d7f0fecc613905256403d8ac4

SHA-1:
ac2115c37558bfe24cde72a71f1a4d558f9910f3

SHA-256:
f823030595bf94afc0fd0802d92abeee20bf8bb543b691ae0e424fb22736aaaf

Scanner detections:
4 / 68

Status:
Malware

Analysis date:
1/24/2025 10:13:01 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Malware-gen
151210-0

ESET NOD32
Detection.Undefined
7.0.302.0

McAfee
Trojan.Artemis!C7CBC61B9287
18.0.204.0

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

File size:
1.2 MB (1,265,497 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\aniafu2fce\bigspeedai-installer.exe

File PE Metadata
Compilation timestamp:
7/14/2013 1:09:51 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:lMatx4gFWuzoERb0se8nPk4BJGEJdPRFAMPmwad2rLe2PYfFQR:ukUuzzteCJXDAMG2fbYaR

Entry address:
0x310B

Entry point:
81, EC, 84, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 90, 91, 40, 00, 89, 5C, 24, 20, C6, 44, 24, 14, 20, FF, 15, 34, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 8C, 72, 40, 00, 6A, 08, A3, 58, EC, 42, 00, E8, 73, 2D, 00, 00, A3, A4, EB, 42, 00, 53, 8D, 44, 24, 38, 68, 60, 01, 00, 00, 50, 53, 68, E0, 8F, 42, 00, FF, 15, 64, 71, 40, 00, 68, 80, 91, 40, 00, 68, A0, E3, 42, 00, E8, 1D, 2A, 00, 00, FF, 15, 1C, 71, 40, 00, BD, 00, 40, 43, 00, 50, 55, E8, 0B, 2A...
 
[+]

Entropy:
7.9946

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file bigspeedai-installer.exe has been seen being distributed by the following URL.

http://cdn.chironexfleckerisilver.com/downloads/offers/.../BigspeedAI-Installer.exe

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