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updater.exe

Skype

Microsoft Corporation

The executable updater.exe, “Skype Updater Service” has been detected as malware by 10 anti-virus scanners. It runs as a separate (within the context of its own process) windows Service named “Skype Updater”.
Publisher:
Skype Technologies  (signed by Microsoft Corporation)

Product:
Skype

Description:
Skype Updater Service

Version:
6.8.0.112

MD5:
15eb39d828e2e3253b17ad0fcf4a951b

SHA-1:
29ff44780ed221b2bf186a8f95ee69b8f1097806

SHA-256:
9a0426d0d454345bb2c7204b63cc582cd27831f0526b94f0c9e7f9fb0ce26781

Scanner detections:
10 / 68

Status:
Malware

Analysis date:
4/24/2024 10:25:49 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Pioneer-C
160518-2

AVG
Win32/Floxif
2015.0.4604

Emsisoft Anti-Malware
Win32.Floxif
11.5.0.6191

ESET NOD32
Win32/Floxif.H virus
8.0.319.0

F-Prot
W32/Floxif.B
4.6.5.141

F-Secure
Win32.Floxif.A
5.15.96

Kaspersky
Virus.Win32.Pioneer
15.0.0.562

Microsoft Security Essentials
Threat.Undefined
1.225.1213.0

Norman
Win32.Floxif.A
22.05.2016 07:18:28

VIPRE Antivirus
Threat.4760052
29708

File size:
384.1 KB (393,287 bytes)

Product version:
6.8

Copyright:
(c) Skype Technologies. All rights reserved.

Trademarks:
All rights reserved.

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\Program Files\skype\updater\updater.exe

Digital Signature
Signed by:
Microsoft Corporation

Authority:
Microsoft Corporation

Valid from:
3/13/2013 8:31:10 PM

Valid to:
6/13/2014 8:31:10 PM

Subject:
CN=Skype Software Sarl, OU=MOPR, O=Microsoft Corporation, L=Redmond, S=Washington, C=US

Issuer:
CN=Microsoft Code Signing PCA, O=Microsoft Corporation, L=Redmond, S=Washington, C=US

Serial number:
33000000BAC6104032D6DD18900001000000BA

File PE Metadata
Compilation timestamp:
4/3/2014 12:16:59 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:TexIUHVmw+q5Wn4IMAMEJ0xkjoQiN9BV+UdvrEFp7hKHx:IVmw+q5W4YMEex5QivBjvrEH7u

Entry address:
0x1A6EE

Entry point:
E9, 98, 56, FF, FF, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 8B, 45, 08, 33, C9, 3B, 04, CD, 68, 46, 43, 00, 74, 13, 41, 83, F9, 2D, 72, F1, 8D, 48, ED, 83, F9, 11, 77, 0E, 6A, 0D, 58, 5D, C3, 8B, 04, CD, 6C, 46, 43, 00, 5D, C3, 05, 44, FF, FF, FF, 6A, 0E, 59, 3B, C8, 1B, C0, 23, C1, 83, C0, 08, 5D, C3, E8, 26, 15, 00, 00, 85, C0, 75, 06, B8, D0, 47, 43, 00, C3, 83, C0, 08, C3, E8, 13, 15, 00, 00, 85, C0, 75, 06, B8, D4, 47, 43, 00, C3, 83, C0, 0C, C3, 8B, FF, 55, 8B, EC, 56, E8, E2, FF, FF, FF, 8B, 4D, 08...
 
[+]

Entropy:
7.0274

Packer / compiler:
tElock 0.99 - 1.0 private

Code size:
154.5 KB (158,208 bytes)

Service
Display name:
Skype Updater

Service name:
SkypeUpdate

Description:
Enables the detection, download and installation of updates for Skype.

Type:
Win32OwnProcess

Depends on:
RpcSs


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