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dsrvprn.exe

Acai Tech Ltd

The application dsrvprn.exe by Acai Tech has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It runs as a separate (within the context of its own process) windows Service named “dsrvprn”.
Publisher:
Acai Tech Ltd  (signed and verified)

MD5:
5eed738744a0aad48f3b51edd2a79dfa

SHA-1:
cf01ec75970716c202a98fe495dfdcd0739f3d22

SHA-256:
ab251ebcfcdd19f4674de92fe1ae5f0e35c9210d0eaac4f0428816bc03f96d3b

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
4/26/2024 5:52:15 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Service.AcaiTech.H
14.11.21.23

File size:
188.3 KB (192,824 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Windows\System32\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:
10/21/2014 9:58:12 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
1536:uJiwomKWi5GVMGq5PNHfp8aAHEDTeGz9RIM+kcGuNGsWjcdA168wAsTzWNRl3ri8:uJiTWEGeck5RIM+wuNpszwAsTzWNPB

Entry address:
0x98DA

Entry point:
E8, FA, 30, 00, 00, E9, 7F, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 7F, 0F, B6, 44, 24, 08, 0F, BA, 25, 9C, E8, 41, 00, 01, 73, 0D, 8B, 4C, 24, 0C, 57, 8B, 7C, 24, 08, F3, AA, EB, 5D, 8B, 54, 24, 0C, 81, FA, 80, 00, 00, 00, 7C, 0E, 0F, BA, 25, E8, D0, 41, 00, 01, 0F, 82, 29, 32, 00, 00, 57, 8B, F9, 83, FA, 04, 72, 31, F7, D9, 83, E1, 03, 74, 0C, 2B, D1, 88, 07, 83, C7, 01, 83, E9, 01, 75, F6, 8B, C8, C1, E0, 08, 03, C1, 8B, C8, C1, E0, 10, 03...
 
[+]

Entropy:
5.7671

Code size:
78.5 KB (80,384 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 s3-1-w.amazonaws.com  (52.216.227.64:80)

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