asinstall.exe

Willow Software

This is a self-extracting archive and installer. The file has been seen being downloaded from www.anvilstudio.com and multiple other hosts.
Publisher:
Willow Software  (signed and verified)

MD5:
d1320fd16fe8de76a544439426bc0c19

SHA-1:
d876e2e71e080168ee526f2662abb950a6c4295e

SHA-256:
bcc22b64945a781aeaabdd768dfd629189b1768fb0a8f06214c8224bde3c9052

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)

Analysis date:
4/25/2024 10:51:22 PM UTC  (today)

File size:
3.5 MB (3,655,680 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
1/24/2016 4:00:00 PM

Valid to:
5/1/2017 4:59:59 PM

Subject:
CN=Willow Software, O=Willow Software, STREET=19599 27th Ave NW, L=Shoreline, S=WA, PostalCode=98177, C=US

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

Serial number:
2493D02CB2EEE1ACD9E6EDEB5051D135

File PE Metadata
Compilation timestamp:
11/10/2011 8:21:23 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
98304:1szwWVC/FcceQ2cXPAKxc3LZT8f05vHT0Hbu1xa/pmqK:rWVC/F2WXoKil+05vHaWm0qK

Entry address:
0xB3C1

Entry point:
E8, E3, FE, FF, FF, 33, C0, 50, 50, 50, 50, E8, E3, 2D, 00, 00, C3, 56, 57, 8B, 7C, 24, 0C, 8B, F1, 8B, CF, 89, 3E, E8, B0, A1, FF, FF, 89, 46, 08, 89, 56, 0C, 8B, 87, 1C, 0C, 00, 00, 89, 46, 10, 5F, 8B, C6, 5E, C2, 04, 00, 8B, C1, 8B, 08, 8B, 50, 10, 3B, 91, 1C, 0C, 00, 00, 75, 0D, 6A, 00, FF, 70, 0C, FF, 70, 08, E8, D9, A6, FF, FF, C3, 55, 8B, EC, 83, EC, 1C, 56, 33, F6, 56, 56, 56, 56, 8D, 45, E4, 50, FF, 15, 40, 32, 41, 00, 85, C0, 74, 21, 56, 56, 56, 8D, 45, E4, 50, FF, 15, 44, 32, 41, 00, 8D, 45, E4...
 
[+]

Entropy:
7.9953  (probably packed)

Code size:
71 KB (72,704 bytes)

The file asinstall.exe has been seen being distributed by the following 8 URLs.

http://www.anvilstudio.com/mstudioZ.exe

http://anvilstudio.com/mstudioZ.exe

Scan asinstall.exe - Powered by Reason Core Security