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6faa2b34_stp.exe

The application 6faa2b34_stp.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. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages.
MD5:
e174e60989ae8fa37c5e7ad420fbb4d1

SHA-1:
2f55cb941007b2c7122691460fe0ca9d2efe5c21

SHA-256:
bce03a396d086835da7f53c6742e7d55ea7e9b704e55d1640f8b7a9aed2ec8cd

Scanner detections:
3 / 68

Status:
Potentially unwanted

Explanation:
Injects advertising in the web browser in various formats.

Analysis date:
4/24/2024 6:56:24 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
BrowseFox-D [PUP]
141119-1

ESET NOD32
Win32/BrowseFox.C potentially unwanted application
7.0.302.0

Rising Antivirus
NS:PUF.SilenceInstaller!1.9DDF
23.00.65.141119

File size:
220 KB (225,280 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\6faa2b34_stp.exe

File PE Metadata
Compilation timestamp:
12/5/2009 10:52:01 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:9Z+11l3z87uphqrXfj9Jg22tZ/1RWBT5AwZm/G/Hci:23Q7uphqDxX2/1s15Ap/G/8i

Entry address:
0x30CB

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, 38, 6F, 44, 00, E8, F1, 2B, 00, 00, A3, 84, 6E, 44, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, 9C, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 2E, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, F0, 46, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9145

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

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