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installer_antivirus_spanish.exe

The application installer_antivirus_spanish.exe has been detected as a potentially unwanted program by 3 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 download2.freesoftstore2.com.
MD5:
3578fe375f2c2625dcc9c615a8280fe8

SHA-1:
fb95eaf59a92990d2bee6ad80fa6af410e2db27d

SHA-256:
d34795c7b4e5bd731938861498e604691cabb83260edf76574e0a5f3a7e2bedb

Scanner detections:
3 / 68

Status:
Potentially unwanted

Analysis date:
12/27/2024 6:14:21 AM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
Win32/TrojanDropper.Addrop.B trojan
8.0.319.0

Kaspersky
not-a-virus:Downloader.NSIS.Agent
15.0.0.562

Reason Heuristics
Adware.Bundler (M)
16.3.8.16

File size:
980.5 KB (1,003,993 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\installer_antivirus_spanish.exe

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:ggx9wgkHFOH7KH2TUcGI4w3bazX/N4qen/gnW:g4JbK4UVX9eqe/gnW

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, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.6054

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://download2.freesoftstore2.com/installers/axtan_installers/get.php?ut=91cf8b15f7f52d8b41b9e153f7739e61&aa=on/2/freesoftstorecom//&ua=msie&u=L2Rvd25sb2FkMi5mcmVlc29mdHN0b3JlMi5jb20vaW5zdGFsbGVycy9vdXQvMDAyMDQwMDIwNTAwMjA2L3BpaWQtNTRkMzllNjI3ODE0MzEuNTY0ODg1MDAvb24vMi9mcmVlc29mdHN0b3JlY29tL3NwYW5pc2gvYWRjYXNoL21zaWUvYW50aXZpcnVzL2QvMjc1ODc2ZTM0Y2Y2MDlkYjExOGYzZDg0Yjc5OWE3OTAvdGlnL25hL25hL2luc3RhbGxlcl9hbnRpdmlydXNfU3BhbmlzaC5leGU=&p=RlJFRVNPRlRTVE9SRUNPTQ==&x=L2hvbWUvZG93bl9jcm9ucy9wdWJsaWNfaHRtbC9pbnN0YWxsZXJzL291dC9vbi8yL2ZyZWVzb2Z0c3RvcmVjb20vc3BhbmlzaC9hZGNhc2gvbXNpZS9hbnRpdmlydXMvZC8yNzU4NzZlMzRjZjYwOWRiMTE4ZjNkODRiNzk5YTc5MC90aWcvbmEvbmEvaW5zdGFsbGVyX2FudGl2aXJ1c19TcGFuaXNoLmV4ZQ==&loop=5&s=

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