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fwsim.exe

Lukas Trötzmüller

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from fwsim.softonic.com and multiple other hosts.
Publisher:
Lukas Trötzmüller  (signed and verified)

MD5:
0ffa466ff7c64b4a92c571bf5d31d510

SHA-1:
ef7764319fee2b75434e4cfd893abe78a83e0021

SHA-256:
9b62df0ec102cdae9982cc32b2a56c372c8a9d0becfd7ea0cb3c3694ea797b12

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
2/25/2025 7:02:01 AM UTC  (today)

File size:
65.9 MB (69,061,192 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

Digital Signature
Signed by:
Lukas Trötzmüller

Authority:
COMODO CA Limited

Valid from:
1/6/2013 7:00:00 PM

Valid to:
1/7/2016 6:59:59 PM

Subject:
CN=Lukas Trötzmüller, O=Lukas Trötzmüller, STREET=Lindenweg 11, L=Yspertal, S=Austria, PostalCode=3683, C=AT

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00D3798AF4736932B9E1AB9B83E51DDCFD

File PE Metadata
Compilation timestamp:
12/5/2009 5:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
1572864:ffUkIEbLDbxlRNyJma+3E+CZ7t+LDHiVVhbJSDflfa5tHG6ssiQx:IoLxlUFtODCVVhClfa5tHFssic

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, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9996

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file fwsim.exe has been seen being distributed by the following 4 URLs.

http://fwsim.softonic.com/download-tracker?th=8yS3 KGEYLiw7GKMHzA/.../iUsBaI8J2Nw1ZcqLIukWsK

http://www.jetelecharge.com/.../tel.php?id=5585

http://www.fwsim.com/fwsim.exe

http://fwsim.en.softonic.com/.../6CH9aeXedl4L8u BHNJXWTW LP1LFlnGQpxqjlxAPqOlqPWrayaE7sI95rJna0NZkufvMHxXg5lgQGn91vtYdbsVoydkbufexeEVJ0B2pa57WQCq9ygnIPxzjQtwDL

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