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updater.exe

Polyanskaya Irina

The is the installer for the WebPick InstalleRex download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application updater.exe by Polyanskaya Irina has been detected as adware by 13 anti-malware scanners. It runs as a scheduled task under the Windows Task Scheduler named WinKit.
Publisher:
Polyanskaya Irina  (signed and verified)

MD5:
6a9b253e1183ce37bd3a3d93ad0e6e58

SHA-1:
1a385914bbafbf82ae6a41a1342256fc0f801ff1

SHA-256:
eacb649e1afb603b8358725024a0e203dad016f49b16955b119eccc5afc5f687

Scanner detections:
13 / 68

Status:
Adware

Analysis date:
11/23/2024 4:56:14 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
Adware/Vonteera.156240
7.11.211.154

avast!
Win32:Adware-gen [Adw]
2014.9-150220

Comodo Security
ApplicUnwnt
21139

ESET NOD32
Win32/Adware.Vonteera (variant)
9.11203

Fortinet FortiGate
Riskware/Vonteera
2/20/2015

G Data
Win32.Application.Agent.DDILUL
15.2.25

IKARUS anti.virus
PUA.Vonteera
t3scan.1.8.6.0

K7 AntiVirus
Adware
13.197.15026

Panda Antivirus
Trj/Genetic.gen
15.02.20.02

Reason Heuristics
PUP.Task.WebPick
15.3.18.1

Sophos
Generic PUA BK
4.98

Trend Micro House Call
Suspicious_GEN.F47V0211
7.2.51

VIPRE Antivirus
Adware.Crossid
37710

File size:
152.6 KB (156,240 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\roaming\winkit\updater.exe

Digital Signature
Signed by:
Polyanskaya Irina

Authority:
COMODO CA Limited

Valid from:
8/24/2014 7:00:00 PM

Valid to:
8/25/2015 6:59:59 PM

Subject:
CN=Polyanskaya Irina, O=Polyanskaya Irina, STREET="Suhata Reka, Bl. 225A, Ap. 42", L=Sofia, S=Sofia, PostalCode=1517, C=BG

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00A4C6F876119E08B1C5FF63372D64B83F

File PE Metadata
Compilation timestamp:
1/29/2015 6:54:19 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:TDY3m55+FTqEXXk8gJg6a7XYBm5hdyWrLh:T6m5YI8XkBJw7IBEhcO9

Entry address:
0x90E6

Entry point:
E8, E4, 5A, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 5D, E9, D2, 07, 00, 00, 3B, 0D, F0, 24, 42, 00, 75, 02, F3, C3, E9, 60, 5B, 00, 00, 8B, FF, 55, 8B, EC, 8B, 45, 08, 56, 8B, F1, C6, 46, 0C, 00, 85, C0, 75, 63, E8, CF, 55, 00, 00, 89, 46, 08, 8B, 48, 6C, 89, 0E, 8B, 48, 68, 89, 4E, 04, 8B, 0E, 3B, 0D, 60, 2C, 42, 00, 74, 12, 8B, 0D, 18, 2A, 42, 00, 85, 48, 70, 75, 07, E8, CA, 65, 00, 00, 89, 06, 8B, 46, 04, 3B, 05, 20, 29, 42, 00, 74, 16, 8B, 46, 08, 8B, 0D, 18, 2A, 42, 00, 85, 48, 70, 75, 08, E8...
 
[+]

Entropy:
6.5392

Code size:
107.5 KB (110,080 bytes)

Scheduled Task
Task name:
WinKit

Trigger:
Idle (Runs when idle)


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

TCP (HTTP SSL):
Connects to s3-1.amazonaws.com  (52.216.82.115:443)

TCP (HTTP SSL):
Connects to s3-sa-east-1.amazonaws.com  (52.92.73.6:443)

TCP (HTTP):
Connects to a72-246-216-32.deploy.akamaitechnologies.com  (72.246.216.32:80)

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