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upservdef.exe

Acai Tech Ltd

The application upservdef.exe by Acai Tech has been detected as adware by 3 anti-malware scanners. It runs as a separate (within the context of its own process) windows Service named “Shop For Rewards Updater”.
Publisher:
Acai Tech Ltd  (signed and verified)

MD5:
17f7c716de87d3b920527b38dabdc4b0

SHA-1:
f1f12930120f915e77801c795c0fd0108161e592

SHA-256:
40a027b57efd52b0c578369ad969b26df53993e8a340e211ff30e8b27ff46e93

Scanner detections:
3 / 68

Status:
Adware

Analysis date:
6/16/2024 4:05:59 AM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
Win32/Toolbar.BitCocktail.C potentially unwanted application
7.0.302.0

IKARUS anti.virus
PUA.Toolbar.BitCocktail
t3scan.1.8.5.0

Reason Heuristics
PUP.Service.AcaiTech.J
14.12.16.14

File size:
221.8 KB (227,128 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\shop for rewards\upservdef.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:
11/26/2014 10:33:06 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:m/UtmMatgNpz87muhEf2V1OPGs+SIKGnXW8N5/zAg7u5W:OUtm8uc2V1ceG8z/zAg7uk

Entry address:
0xD579

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, 68, 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, 50, 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...
 
[+]

Entropy:
5.8144

Code size:
104.5 KB (107,008 bytes)

Service
Display name:
Shop For Rewards 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  (54.231.65.89:80)

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