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qustodioinstaller.exe

Qustodio Technologies SL

This is a self-extracting archive and installer. The file has been seen being downloaded from download.qustodio.com and multiple other hosts.
Publisher:
Qustodio Technologies SL  (signed and verified)

MD5:
cb6bb6d7c77ef6abaed5a07d22dc0d77

SHA-1:
ad4128b3ec843612608c8842624fffcb34942deb

SHA-256:
e2ef8a4a83d6f76c793815d23f3259284288d4c9a310c0e2d995dceab39cf85b

Scanner detections:
2 / 68

Status:
Clean  (2 probable false positive detections)

Explanation:
These detections are probably false positives (erroneous), the file is probably malware free.

Analysis date:
4/26/2024 8:25:31 AM UTC  (today)

Scan engine
Detection
Engine version

Trend Micro House Call
Suspicious_GEN.F47V1220
7.2.3

Zillya! Antivirus
Backdoor.DarkKomet.Win32.25383
2.0.0.2018

File size:
2.2 MB (2,270,864 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Qustodio Technologies SL

Authority:
VeriSign, Inc.

Valid from:
1/18/2014 4:00:00 AM

Valid to:
2/18/2015 3:59:59 AM

Subject:
CN=Qustodio Technologies SL, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Qustodio Technologies SL, L=Barcelona, S=Catalonia, C=ES

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
78E79D2E22D6FFABF26FCBFF555CE2CC

File PE Metadata
Compilation timestamp:
11/23/2014 9:06:40 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
49152:RXe8lpdyKipCTYHWheb0U+OPPUI/WWloKhdm5VzlhltlTWqSgz:RXe8lbIb0UjPcI/NwvlhltoqSgz

Entry address:
0x1D6AC

Entry point:
E8, 65, 64, 00, 00, E9, 78, FE, FF, FF, 8B, FF, 55, 8B, EC, 56, 8D, 45, 08, 50, 8B, F1, E8, 79, FC, FF, FF, C7, 06, 20, B2, 42, 00, 8B, C6, 5E, 5D, C2, 04, 00, C7, 01, 20, B2, 42, 00, E9, 2E, FD, FF, FF, 8B, FF, 55, 8B, EC, 56, 8B, F1, C7, 06, 20, B2, 42, 00, E8, 1B, FD, FF, FF, F6, 45, 08, 01, 74, 07, 56, E8, 85, C9, FF, FF, 59, 8B, C6, 5E, 5D, C2, 04, 00, 8B, FF, 55, 8B, EC, 56, 57, 8B, 7D, 08, 8B, 47, 04, 85, C0, 74, 47, 8D, 50, 08, 80, 3A, 00, 74, 3F, 8B, 75, 0C, 8B, 4E, 04, 3B, C1, 74, 14, 83, C1, 08...
 
[+]

Entropy:
7.9633  (probably packed)

Code size:
162 KB (165,888 bytes)

The file qustodioinstaller.exe has been seen being distributed by the following 3 URLs.

http://download.qustodio.com/pro/family/.../QustodioInstaller.exe

https://api.qustodio.com/.../download?tenant=family&version=0&platform=0

http://family.qustodio.com/.../windows

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