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pdfopener.exe

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from pdfopener.s3.amazonaws.com.
MD5:
b31be5863001078bf3237aea16664693

SHA-1:
f2361013c0b210a43cf90b605d81084960e209f6

SHA-256:
0e0dbcc70cac318ec3abb3595e551a3c236fd854cedadf324483a25b69c071d4

Scanner detections:
3 / 68

Status:
Inconclusive  (not enough data for an accurate detection)

Analysis date:
11/15/2024 6:00:14 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
TR/Trash.Gen
8.3.2.4

G Data
Win32.Application.Packed.J@dam
15.12.25

IKARUS anti.virus
PUA.SearchProtect
t3scan.1.9.5.0

File size:
2.2 MB (2,287,840 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\pdfopener.exe

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
49152:9dX0eRm371087fAf3jA22U1rtlGsSOeS9mQWJmpvB6rP3QfySijl:/PEJ087fAfpNtxfPmQkmZ03QfySa

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:
7.9633

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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

http://pdfopener.s3.amazonaws.com/PDFOpener.exe

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