dfsrvex.exe

Acai Tech Ltd

The application dfsrvex.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 “shopperz Updater”.
Publisher:
Acai Tech Ltd  (signed and verified)

MD5:
e25b4520f7bc0105263cac125bc1e312

SHA-1:
81701cbc8f1a816f7239704758f52ba4e0dc8bf8

Scanner detections:
2 / 68

Status:
Adware

Analysis date:
11/15/2024 8:58:39 PM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
Win32/Toolbar.BitCocktail (variant)
8.10715

Reason Heuristics
PUP.Bitcocktail.AcaiTech
15.4.21.11

File size:
216.3 KB (221,496 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\shopperz\dfsrvex.exe

Digital Signature
Signed by:

Authority:
COMODO CA Limited

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

Valid to:
9/22/2015 8:59:59 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 6:34:24 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:bBP+3okbiiru6S20RYZzTaB+DchT3RlxNJFz/Eo7mB:tP6N0RJ1hlXjFz/L7e

Entry address:
0xCF69

Entry point:
E8, 95, 4E, 00, 00, E9, 7F, FE, FF, FF, CC, 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, 58, 42, 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, 40, 42, 00, 01, 0F, 82, C3, 4F, 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...
 
[+]

Code size:
103 KB (105,472 bytes)

Service
Display name:
shopperz Updater

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  (54.231.121.11:80)

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