File name:

virus.zip

Full analysis: https://app.any.run/tasks/3812b0b2-cdd0-4b67-bb33-6a78563c19f3
Verdict: Malicious activity
Analysis date: April 26, 2025, 07:03:14
OS: Windows 10 Professional (build: 19044, 64 bit)
Tags:
arch-exec
Indicators:
MIME: application/zip
File info: Zip archive data, at least v2.0 to extract, compression method=deflate
MD5:

C5BBB200C7C4EDD769D0FFCC718E69F6

SHA1:

2835D8F223A79B659EB92CB8310897AF4C862703

SHA256:

E15E2FB8E7F9866816A42EF0EE88192201032E02FFFE0DD69D424BE63A8D7A37

SSDEEP:

98304:pMoFApRc3VQXkgWRRaFc36rmHsEjD75iDcS/3pzZpIy+i2yNQSDh/sC8Xbey4Lwr:LSfsll

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.
  • MALICIOUS

    • Generic archive extractor

      • WinRAR.exe (PID: 6136)
    • Changes the autorun value in the registry

      • SteamSetup.exe (PID: 4180)
  • SUSPICIOUS

    • Malware-specific behavior (creating "System.dll" in Temp)

      • SteamSetup.exe (PID: 4180)
    • The process creates files with name similar to system file names

      • SteamSetup.exe (PID: 4180)
    • Reads security settings of Internet Explorer

      • WinRAR.exe (PID: 6136)
    • Executable content was dropped or overwritten

      • SteamSetup.exe (PID: 4180)
      • SteamService.exe (PID: 904)
    • Creates a software uninstall entry

      • SteamSetup.exe (PID: 4180)
    • There is functionality for taking screenshot (YARA)

      • Steam.exe (PID: 2564)
      • Steam.exe (PID: 5668)
  • INFO

    • The sample compiled with bulgarian language support

      • WinRAR.exe (PID: 6136)
      • SteamSetup.exe (PID: 4180)
    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 6136)
    • Checks supported languages

      • SteamSetup.exe (PID: 4180)
      • Steam.exe (PID: 2564)
      • SteamService.exe (PID: 904)
      • Steam.exe (PID: 5668)
      • SteamtoolsSetupZAVOZ.exe (PID: 2600)
    • Create files in a temporary directory

      • SteamSetup.exe (PID: 4180)
    • Reads the computer name

      • SteamSetup.exe (PID: 4180)
      • SteamService.exe (PID: 904)
      • Steam.exe (PID: 2564)
      • Steam.exe (PID: 5668)
    • The sample compiled with english language support

      • SteamSetup.exe (PID: 4180)
      • SteamService.exe (PID: 904)
    • Creates files in the program directory

      • SteamSetup.exe (PID: 4180)
      • SteamService.exe (PID: 904)
      • Steam.exe (PID: 2564)
      • Steam.exe (PID: 5668)
    • Manual execution by a user

      • Steam.exe (PID: 2564)
      • Steam.exe (PID: 5668)
      • SteamtoolsSetupZAVOZ.exe (PID: 2600)
    • Checks proxy server information

      • Steam.exe (PID: 2564)
      • slui.exe (PID: 4200)
    • Creates files or folders in the user directory

      • Steam.exe (PID: 2564)
    • Reads the software policy settings

      • Steam.exe (PID: 2564)
      • slui.exe (PID: 976)
      • slui.exe (PID: 4200)
    • Reads CPU info

      • Steam.exe (PID: 2564)
      • Steam.exe (PID: 5668)
    • Reads the machine GUID from the registry

      • Steam.exe (PID: 2564)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.zip | ZIP compressed archive (100)

EXIF

ZIP

ZipRequiredVersion: 20
ZipBitFlag: -
ZipCompression: Deflated
ZipModifyDate: 2025:04:26 09:48:30
ZipCRC: 0x1f77590e
ZipCompressedSize: 2321878
ZipUncompressedSize: 2380800
ZipFileName: SteamSetup.exe
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
148
Monitored processes
12
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start winrar.exe sppextcomobj.exe no specs slui.exe steamsetup.exe no specs steamsetup.exe steamservice.exe conhost.exe no specs steam.exe slui.exe steam.exe no specs steamtoolssetupzavoz.exe no specs conhost.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
904"C:\Program Files (x86)\Steam\bin\steamservice.exe" /InstallC:\Program Files (x86)\Steam\bin\SteamService.exe
SteamSetup.exe
User:
admin
Company:
Valve Corporation
Integrity Level:
HIGH
Description:
Steam Client Service
Exit code:
0
Version:
08.90.88.32
Modules
Images
c:\program files (x86)\steam\bin\steamservice.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\user32.dll
976"C:\WINDOWS\System32\SLUI.exe" RuleId=3482d82e-ca2c-4e1f-8864-da0267b484b2;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=4de7cb65-cdf1-4de9-8ae8-e3cce27b9f2c;NotificationInterval=1440;Trigger=TimerEventC:\Windows\System32\slui.exe
SppExtComObj.Exe
User:
NETWORK SERVICE
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Windows Activation Client
Exit code:
1
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\slui.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\user32.dll
1056C:\WINDOWS\system32\SppExtComObj.exe -EmbeddingC:\Windows\System32\SppExtComObj.Exesvchost.exe
User:
NETWORK SERVICE
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
KMS Connection Broker
Exit code:
0
Version:
10.0.19041.3996 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\sppextcomobj.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\oleaut32.dll
2564"C:\Program Files (x86)\Steam\steam.exe" C:\Program Files (x86)\Steam\Steam.exe
explorer.exe
User:
admin
Company:
Valve Corporation
Integrity Level:
MEDIUM
Description:
Steam
Exit code:
4294967294
Version:
08.90.88.32
Modules
Images
c:\program files (x86)\steam\steam.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\user32.dll
c:\windows\syswow64\win32u.dll
2600"C:\Users\admin\Desktop\SteamtoolsSetupZAVOZ.exe" C:\Users\admin\Desktop\SteamtoolsSetupZAVOZ.exeexplorer.exe
User:
admin
Integrity Level:
MEDIUM
Modules
Images
c:\users\admin\desktop\steamtoolssetupzavoz.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\crypt32.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\wldap32.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\rpcrt4.dll
2960\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1C:\Windows\System32\conhost.exeSteamtoolsSetupZAVOZ.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Console Window Host
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\conhost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\shcore.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\rpcrt4.dll
4180"C:\Users\admin\AppData\Local\Temp\Rar$EXa6136.32093\SteamSetup.exe" C:\Users\admin\AppData\Local\Temp\Rar$EXa6136.32093\SteamSetup.exe
WinRAR.exe
User:
admin
Integrity Level:
HIGH
Description:
Steam
Exit code:
0
Version:
2.10.91.91
Modules
Images
c:\users\admin\appdata\local\temp\rar$exa6136.32093\steamsetup.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\user32.dll
4200C:\WINDOWS\System32\slui.exe -EmbeddingC:\Windows\System32\slui.exe
svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Activation Client
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\slui.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\user32.dll
5668"C:\Program Files (x86)\Steam\Steam.exe" C:\Program Files (x86)\Steam\Steam.exeexplorer.exe
User:
admin
Company:
Valve Corporation
Integrity Level:
MEDIUM
Description:
Steam
Version:
08.90.88.32
Modules
Images
c:\program files (x86)\steam\steam.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\user32.dll
c:\windows\syswow64\win32u.dll
6136"C:\Program Files\WinRAR\WinRAR.exe" C:\Users\admin\Downloads\virus.zipC:\Program Files\WinRAR\WinRAR.exe
explorer.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Exit code:
0
Version:
5.91.0
Modules
Images
c:\program files\winrar\winrar.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\gdi32full.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
Total events
6 456
Read events
6 404
Write events
50
Delete events
2

Modification events

(PID) Process:(6136) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:3
Value:
C:\Users\admin\Desktop\preferences.zip
(PID) Process:(6136) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:2
Value:
C:\Users\admin\Desktop\chromium_ext.zip
(PID) Process:(6136) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:1
Value:
C:\Users\admin\Desktop\omni_23_10_2024_.zip
(PID) Process:(6136) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\Downloads\virus.zip
(PID) Process:(6136) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(6136) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(6136) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
(PID) Process:(6136) WinRAR.exeKey:HKEY_CURRENT_USER\SOFTWARE\WinRAR\FileList\FileColumnWidths
Operation:writeName:mtime
Value:
100
(PID) Process:(4180) SteamSetup.exeKey:HKEY_CURRENT_USER\SOFTWARE\Valve\Steam
Operation:writeName:Language
Value:
english
(PID) Process:(4180) SteamSetup.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Valve\Steam
Operation:writeName:Language
Value:
english
Executable files
12
Suspicious files
307
Text files
4 282
Unknown types
0

Dropped files

PID
Process
Filename
Type
4180SteamSetup.exeC:\Program Files (x86)\Steam\bin\SteamService.exeexecutable
MD5:BA0EA9249DA4AB8F62432617489AE5A6
SHA256:CE177DC8CF42513FF819C7B8597C7BE290F9E98632A34ECD868DC76003421F0D
4180SteamSetup.exeC:\Program Files (x86)\Steam\public\steambootstrapper_bulgarian.txttext
MD5:4C81277A127E3D65FB5065F518FFE9C2
SHA256:76A6BD74194EFD819D33802DECDFDDAAE893069D7000E44944DDA05022CFA6D9
4180SteamSetup.exeC:\Program Files (x86)\Steam\public\steambootstrapper_dutch.txttext
MD5:31A29061E51E245F74BB26D103C666AD
SHA256:56C8A86FA95EAB0D8F34F498E079B5516B96D2A2F1AD9C2A888555E50E47F192
4180SteamSetup.exeC:\Users\admin\AppData\Local\Temp\nstE6D9.tmp\modern-wizard.bmpimage
MD5:3614A4BE6B610F1DAF6C801574F161FE
SHA256:16E0EDC9F47E6E95A9BCAD15ADBDC46BE774FBCD045DD526FC16FC38FDC8D49B
4180SteamSetup.exeC:\Program Files (x86)\Steam\public\steambootstrapper_brazilian.txttext
MD5:0340D1A0BBDB8F3017D2326F4E351E0A
SHA256:0FCD7AE491B467858F2A8745C5ECDD55451399778C2119517EE686D1F264B544
4180SteamSetup.exeC:\Program Files (x86)\Steam\public\steambootstrapper_czech.txttext
MD5:2158881817B9163BF0FD4724D549AED4
SHA256:650A265DFFDC5DC50200BB82D56F416A3A423EECC08C962CFD1BA2D40A1FF3F7
6136WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXa6136.32093\SteamSetup.exeexecutable
MD5:1B54B70BEEF8EB240DB31718E8F7EB5D
SHA256:7D3654531C32D941B8CAE81C4137FC542172BFA9635F169CB392F245A0A12BCB
4180SteamSetup.exeC:\Users\admin\AppData\Local\Temp\nstE6D9.tmp\modern-header.bmpimage
MD5:DA3486D12BB4C8AEC16BD9E0D363D23F
SHA256:D93B76D51BD2214FA6E999C1BF70B4AFF5165A6542F9B9B2A92B5672601F4624
6136WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXa6136.32093\SteamtoolsSetupZAVOZ.exeexecutable
MD5:437A78852CA72C066AB69826EAEC8FDA
SHA256:8B0C4556E30AB51385A4D4CB915D94F61A74FB57A235BAC0EF8929EEDCBCB300
4180SteamSetup.exeC:\Users\admin\AppData\Local\Temp\nstE6D9.tmp\System.dllexecutable
MD5:A36FBE922FFAC9CD85A845D7A813F391
SHA256:FA367AE36BFBE7C989C24C7ABBB13482FC20BC35E7812DC377AA1C281EE14CC0
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
8
TCP/UDP connections
33
DNS requests
25
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
GET
200
23.216.77.28:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
whitelisted
2564
Steam.exe
GET
200
69.192.161.44:80
http://x1.c.lencr.org/
unknown
whitelisted
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
whitelisted
6544
svchost.exe
GET
200
23.54.109.203:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
whitelisted
2564
Steam.exe
GET
200
184.24.77.80:80
http://r11.o.lencr.org/MFMwUTBPME0wSzAJBgUrDgMCGgUABBQaUrm0WeTDM5ghfoZtS72KO9ZnzgQUCLkRO6XQhRi06g%2BgrZ%2BGHo78OCcCEgTThpeLfRZ6t9vuAhJ8KHfVaw%3D%3D
unknown
whitelisted
2392
SIHClient.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl
unknown
whitelisted
2392
SIHClient.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl
unknown
whitelisted
924
backgroundTaskHost.exe
GET
200
2.23.77.188:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEA77flR%2B3w%2FxBpruV2lte6A%3D
unknown
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
4.231.128.59:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
4
System
192.168.100.255:138
whitelisted
23.216.77.28:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
20.73.194.208:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
184.30.21.171:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
4
System
192.168.100.255:137
whitelisted
3216
svchost.exe
172.211.123.249:443
client.wns.windows.com
MICROSOFT-CORP-MSN-AS-BLOCK
FR
whitelisted
6544
svchost.exe
40.126.31.69:443
login.live.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
6544
svchost.exe
23.54.109.203:80
ocsp.digicert.com
AKAMAI-AS
DE
whitelisted
2564
Steam.exe
151.101.131.52:443
cdn.steamstatic.com
FASTLY
US
whitelisted

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 4.231.128.59
  • 20.73.194.208
  • 40.127.240.158
whitelisted
crl.microsoft.com
  • 23.216.77.28
  • 23.216.77.6
whitelisted
www.microsoft.com
  • 184.30.21.171
whitelisted
google.com
  • 142.250.185.110
whitelisted
client.wns.windows.com
  • 172.211.123.249
  • 172.211.123.248
whitelisted
login.live.com
  • 40.126.31.69
  • 20.190.159.130
  • 40.126.31.67
  • 40.126.31.131
  • 40.126.31.2
  • 40.126.31.3
  • 40.126.31.128
  • 20.190.159.71
  • 40.126.32.72
  • 20.190.160.2
  • 20.190.160.67
  • 40.126.32.74
  • 20.190.160.132
  • 20.190.160.4
  • 20.190.160.3
  • 40.126.32.136
whitelisted
ocsp.digicert.com
  • 23.54.109.203
  • 2.23.77.188
whitelisted
cdn.steamstatic.com
  • 151.101.131.52
  • 151.101.3.52
  • 151.101.67.52
  • 151.101.195.52
whitelisted
x1.c.lencr.org
  • 69.192.161.44
whitelisted
r11.o.lencr.org
  • 184.24.77.80
  • 184.24.77.53
  • 184.24.77.77
  • 184.24.77.83
  • 184.24.77.48
  • 184.24.77.45
  • 184.24.77.57
  • 184.24.77.65
  • 184.24.77.56
whitelisted

Threats

No threats detected
No debug info