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dsrvprn.exe

Acai Tech Ltd

The application dsrvprn.exe by Acai Tech has been detected as adware by 2 anti-malware scanners. It runs as a separate (within the context of its own process) windows Service named “dsrvprn”.
Publisher:
Acai Tech Ltd  (signed and verified)

MD5:
69b957f438a8c8503e1be563dd7020df

SHA-1:
769012e1bb7d7d988ac42ad3cb8d898e3bf2f8dd

SHA-256:
fbcaedd5cffc7e3c7e1b62916e546f36e750482db3db6acb1634b4a9ee2d99d7

Scanner detections:
2 / 68

Status:
Adware

Analysis date:
4/20/2024 7:37:41 AM UTC  (today)

Scan engine
Detection
Engine version

AegisLab AV Signature
AdWare.NSIS.Adwapper
2.1.4+

Reason Heuristics
PUP.Service.AcaiTech.H
14.11.21.23

File size:
262.3 KB (268,600 bytes)

File type:
Executable application (Win64 EXE)

Common path:
C:\windows\syswow64\dsrvprn.exe

Digital Signature
Signed by:
Acai Tech Ltd

Authority:
COMODO CA Limited

Valid from:
9/21/2014 8:00:00 PM

Valid to:
9/22/2015 7:59:59 PM

Subject:
CN=Acai Tech Ltd, O=Acai Tech Ltd, STREET=Rakefet 19, L=Hod Hasharon, S=Sharon, PostalCode=4520634, C=IL

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

Serial number:
189E85B982528243713729AC8244D22C

File PE Metadata
Compilation timestamp:
11/2/2014 8:56:21 AM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:yTNihjxuOgioDhH9QXOvlAc9X6oFATJC9qgFsElStN1V+5TOGYxJo/drLPzaDC:eNihj7To3Qevlh9qBTJMqolS7PkdXPzN

Entry address:
0x122A0

Entry point:
48, 83, EC, 28, E8, E3, 63, 00, 00, 48, 83, C4, 28, E9, 36, FE, FF, FF, CC, CC, 40, 53, 48, 83, EC, 20, 48, 83, 61, 08, 00, 48, 8D, 05, AA, 08, 01, 00, C6, 41, 10, 00, 48, 89, 01, 48, 8B, 12, 48, 8B, D9, E8, E4, 00, 00, 00, 48, 8B, C3, 48, 83, C4, 20, 5B, C3, CC, CC, CC, 48, 8D, 05, 85, 08, 01, 00, 48, 89, 01, 48, 8B, 02, C6, 41, 10, 00, 48, 89, 41, 08, 48, 8B, C1, C3, CC, CC, CC, 40, 53, 48, 83, EC, 20, 48, 83, 61, 08, 00, 48, 8D, 05, 5E, 08, 01, 00, 48, 8B, D9, 48, 89, 01, C6, 41, 10, 00, E8, 1B, 00, 00...
 
[+]

Entropy:
5.8327

Code size:
128 KB (131,072 bytes)

Service
Display name:
dsrvprn

Type:
Win32OwnProcess


The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to ec2-54-241-254-192.us-west-1.compute.amazonaws.com  (54.241.254.192:80)

TCP (HTTP):
Connects to s3-1-w.amazonaws.com  (52.216.1.208:80)

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