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windsk_6542.exe

The application windsk_6542.exe has been detected as a potentially unwanted program by 20 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer, however the file is not signed with an authenticode signature from a trusted source. The file has been seen being downloaded from cdn.shyapotato.us.
MD5:
8da61ffed4ae474f96b02cf37f0666f7

SHA-1:
208a1d4d7d723fc320a70499d6c88a3acf51e1e3

SHA-256:
3e6e259c3b770922e43d62f76fdedd8dd754b0cef78b71e7de17439ff1173b96

Scanner detections:
20 / 68

Status:
Potentially unwanted

Explanation:
May bundle various unwanted software without adequate user consent.

Analysis date:
4/20/2024 1:55:19 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
NSIS:Adware-JM [PUP]
2014.9-131220

AVG
MultiBundle.D
2014.0.3619

Bitdefender
DeepScan:Generic.Mitglied
1.0.20.1205

Dr.Web
Trojan.MulDrop4.22250
9.0.1.0241

Emsisoft Anti-Malware
DeepScan:Generic.Mitglied
8.13.08.29.12

Fortinet FortiGate
W32/AutoRun.NAD
12/20/2013

F-Prot
W32/AdAgent.AI.gen
v6.4.6.5.141

F-Secure
DeepScan:Generic.Mitglied
11.2013-29-08_5

G Data
DeepScan:Generic.Mitglied
13.8.22

K7 AntiVirus
Adware
13.161.8284

Malwarebytes
PUP.Adware.Agent
v2013.08.29.12

McAfee
Artemis!1F4F603867B2
5600.7275

MicroWorld eScan
DeepScan:Generic.Mitglied
14.0.0.723

Norman
Suspicious_Gen3.AILEZ
11.20131220

nProtect
Trojan/W32.Agent.1440921
13.07.19.03

Panda Antivirus
Suspicious file
13.12.20.04

SUPERAntiSpyware
Heur.Agent/Gen-WhiteBox
10707

Trend Micro House Call
TROJ_GEN
7.2.241

Trend Micro
TROJ_GEN
10.465.29

VIPRE Antivirus
Trojan.Win32.Generic
15806

File size:
1.4 MB (1,440,925 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\windsk_6542.exe

File PE Metadata
Compilation timestamp:
12/5/2009 2:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:UyLbWHus872umRguuUmCr9uejsx6+G+8HXbJd5A8z3rGdKN2mwx8w8OSd:NWTYrmRguSC1jsMX+ybSVEM8w8OSd

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9780

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file windsk_6542.exe has been seen being distributed by the following URL.

http://cdn.shyapotato.us/nsi/.../windsk_6542.exe

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