File name:

Thunderstore Mod Manager - Installer.exe

Full analysis: https://app.any.run/tasks/5edf754b-93c9-4bc3-9d41-7e5cd2f47e9d
Verdict: Malicious activity
Analysis date: November 29, 2023, 20:49:42
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive
MD5:

611B76F998F33CAA3FB8E3D493BDC051

SHA1:

7DA30D244B475183B74AF287548F290D5FFA1DC3

SHA256:

B67A702578800EDDAF222051003926A065C090274F017A1B31E325120A4EE7B2

SSDEEP:

98304:jk2iYvNJ/A9nGcRa1xXcVsy3RxeLLCIJgap176MVhInf6HloCaP1HFTPBAAIGReo:tAVi

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

    • Drops the executable file immediately after the start

      • Thunderstore Mod Manager - Installer.exe (PID: 844)
      • Thunderstore Mod Manager - Installer.exe (PID: 2308)

  • SUSPICIOUS

    • Drops 7-zip archiver for unpacking

      • Thunderstore Mod Manager - Installer.exe (PID: 2308)
      • Thunderstore Mod Manager - Installer.exe (PID: 844)

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

      • Thunderstore Mod Manager - Installer.exe (PID: 844)
      • Thunderstore Mod Manager - Installer.exe (PID: 2308)

    • The process creates files with name similar to system file names

      • Thunderstore Mod Manager - Installer.exe (PID: 844)
      • Thunderstore Mod Manager - Installer.exe (PID: 2308)

    • Reads the Internet Settings

      • Thunderstore Mod Manager - Installer.exe (PID: 2308)

    • Application launched itself

      • Thunderstore Mod Manager - Installer.exe (PID: 844)

  • INFO

    • Checks supported languages

      • Thunderstore Mod Manager - Installer.exe (PID: 844)
      • Thunderstore Mod Manager - Installer.exe (PID: 2308)
      • wmpnscfg.exe (PID: 276)

    • Reads the computer name

      • Thunderstore Mod Manager - Installer.exe (PID: 844)
      • wmpnscfg.exe (PID: 276)
      • Thunderstore Mod Manager - Installer.exe (PID: 2308)

    • Checks proxy server information

      • Thunderstore Mod Manager - Installer.exe (PID: 2308)

    • Reads the machine GUID from the registry

      • Thunderstore Mod Manager - Installer.exe (PID: 2308)
      • wmpnscfg.exe (PID: 276)

    • Create files in a temporary directory

      • Thunderstore Mod Manager - Installer.exe (PID: 844)
      • Thunderstore Mod Manager - Installer.exe (PID: 2308)

    • Manual execution by a user

      • wmpnscfg.exe (PID: 276)

    • Reads Environment values

      • Thunderstore Mod Manager - Installer.exe (PID: 2308)

    • Creates files or folders in the user directory

      • Thunderstore Mod Manager - Installer.exe (PID: 2308)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable MS Visual C++ (generic) (67.4)
.dll | Win32 Dynamic Link Library (generic) (14.2)
.exe | Win32 Executable (generic) (9.7)
.exe | Generic Win/DOS Executable (4.3)
.exe | DOS Executable Generic (4.3)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2021:09:25 23:57:46+02:00
ImageFileCharacteristics: No relocs, Executable, No line numbers, No symbols, 32-bit
PEType: PE32
LinkerVersion: 6
CodeSize: 27136
InitializedDataSize: 186880
UninitializedDataSize: 2048
EntryPoint: 0x352d
OSVersion: 4
ImageVersion: 6
SubsystemVersion: 4
Subsystem: Windows GUI
FileVersionNumber: 2.240.0.4
ProductVersionNumber: 2.240.0.4
FileFlagsMask: 0x0000
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: English (U.S.)
CharacterSet: Unicode
Comments: -
CompanyName: Overwolf Ltd.
FileDescription: Overwolf
FileVersion: 2.240.0.4
LegalCopyright: Copyright (C) 2021 Overwolf Ltd. All Rights Reserved.
LegalTrademarks: -
ProductName: Overwolf
ProductVersion: 2.240.0.4
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
42
Monitored processes
3
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start thunderstore mod manager - installer.exe no specs thunderstore mod manager - installer.exe wmpnscfg.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
276"C:\Program Files\Windows Media Player\wmpnscfg.exe"C:\Program Files\Windows Media Player\wmpnscfg.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Media Player Network Sharing Service Configuration Application
Exit code:
0
Version:
12.0.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\program files\windows media player\wmpnscfg.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\sspicli.dll
c:\windows\system32\ole32.dll
844"C:\Users\admin\AppData\Local\Temp\Thunderstore Mod Manager - Installer.exe" C:\Users\admin\AppData\Local\Temp\Thunderstore Mod Manager - Installer.exe—explorer.exe
User:
admin
Company:
Overwolf Ltd.
Integrity Level:
MEDIUM
Description:
Overwolf
Exit code:
1223
Version:
2.240.0.4
Modules
Images
c:\users\admin\appdata\local\temp\thunderstore mod manager - installer.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\shell32.dll
c:\windows\system32\shlwapi.dll
2308"C:\Users\admin\AppData\Local\Temp\Thunderstore Mod Manager - Installer.exe" /UAC:80190 /NCRC C:\Users\admin\AppData\Local\Temp\Thunderstore Mod Manager - Installer.exe
Thunderstore Mod Manager - Installer.exe
User:
admin
Company:
Overwolf Ltd.
Integrity Level:
HIGH
Description:
Overwolf
Exit code:
1223
Version:
2.240.0.4
Modules
Images
c:\users\admin\appdata\local\temp\thunderstore mod manager - installer.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\shell32.dll
c:\windows\system32\shlwapi.dll
Total events
1 613
Read events
1 597
Write events
13
Delete events
3

Modification events

(PID) Process:(2308) Thunderstore Mod Manager - Installer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
(PID) Process:(2308) Thunderstore Mod Manager - Installer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:writeName:SavedLegacySettings
Value:
4600000059010000090000000000000000000000000000000400000000000000C0E333BBEAB1D3010000000000000000000000000100000002000000C0A8016B000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
(PID) Process:(2308) Thunderstore Mod Manager - Installer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(2308) Thunderstore Mod Manager - Installer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(2308) Thunderstore Mod Manager - Installer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
(PID) Process:(2308) Thunderstore Mod Manager - Installer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
0
(PID) Process:(2308) Thunderstore Mod Manager - Installer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies
Operation:writeName:CachePrefix
Value:
Cookie:
(PID) Process:(2308) Thunderstore Mod Manager - Installer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History
Operation:writeName:CachePrefix
Value:
Visited:
(PID) Process:(2308) Thunderstore Mod Manager - Installer.exeKey:HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Session Manager
Operation:writeName:PendingFileRenameOperations
Value:
\??\C:\Users\admin\AppData\Local\Temp\nssE4A1.tmp\utils.dll
(PID) Process:(276) wmpnscfg.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows Media Player NSS\3.0\Events\{BE68EAB3-DD8C-405E-AC82-C4D8C15DD573}\{0EA1D7D9-8F5F-44E0-BD57-DC03765F342B}
Operation:delete keyName:(default)
Value:
Executable files
32
Suspicious files
37
Text files
115
Unknown types
0

Dropped files

PID
Process
Filename
Type
844Thunderstore Mod Manager - Installer.exeC:\Users\admin\AppData\Local\Temp\nsbE184.tmp\nsProcess.dllexecutable
MD5:F0438A894F3A7E01A4AAE8D1B5DD0289
SHA256:30C6C3DD3CC7FCEA6E6081CE821ADC7B2888542DAE30BF00E881C0A105EB4D11
844Thunderstore Mod Manager - Installer.exeC:\Users\admin\AppData\Local\Temp\nsbE184.tmp\System.dllexecutable
MD5:7399323923E3946FE9140132AC388132
SHA256:5A1C20A3E2E2EB182976977669F2C5D9F3104477E98F74D69D2434E79B92FDC3
844Thunderstore Mod Manager - Installer.exeC:\Users\admin\AppData\Local\Temp\nsbE184.tmp\log4net.dllexecutable
MD5:F15C8A9E2876568B3910189B2D493706
SHA256:AE9C8073C3357C490F5D1C64101362918357C568F6B9380A60B09A4A4C1FF309
844Thunderstore Mod Manager - Installer.exeC:\Users\admin\AppData\Local\Temp\nsbE184.tmp\DotNetZip.dllexecutable
MD5:190E712F2E3B065BA3D5F63CB9B7725E
SHA256:6C512D9943A225D686B26FC832589E4C8BEF7C4DD0A8BDFD557D5D27FE5BBA0F
844Thunderstore Mod Manager - Installer.exeC:\Users\admin\AppData\Local\Temp\nsbE184.tmp\OWInstaller.exeexecutable
MD5:DB53712E60B63596DF16787467A5B1D3
SHA256:76D94EB510BE3D6E3FF5FA381022B6ED141AABCF824036198FDCC7A73BFF5A05
844Thunderstore Mod Manager - Installer.exeC:\Users\admin\AppData\Local\Temp\nsbE184.tmp\OWInstaller.exe.configxml
MD5:82D22E4E19E27E306317513B9BFA70FF
SHA256:272E4C5364193E73633CAA3793E07509A349B79314EA01808B24FDB12C51B827
844Thunderstore Mod Manager - Installer.exeC:\Users\admin\AppData\Local\Temp\nsbE184.tmp\Newtonsoft.Json.dllexecutable
MD5:98CBB64F074DC600B23A2EE1A0F46448
SHA256:7B44639CBFBC8DDAC8C7A3DE8FFA97A7460BEBB0D54E9FF2E1CCDC3A742C2B13
844Thunderstore Mod Manager - Installer.exeC:\Users\admin\AppData\Local\Temp\nsbE184.tmp\utils.dllexecutable
MD5:AAD3F2ECC74DDF65E84DCB62CF6A77CD
SHA256:1CC004FCCE92824FA27565B31299B532733C976671AC6CF5DBD1E0465C0E47E8
844Thunderstore Mod Manager - Installer.exeC:\Users\admin\AppData\Local\Temp\nsbE184.tmp\SharpRaven.dllexecutable
MD5:0EB30D22448E520D2DEAC31105263907
SHA256:F09E2797C0B98EA248E01330E0C77FB23189A18F2A6D7F22842087BBBB39F3AE
844Thunderstore Mod Manager - Installer.exeC:\Users\admin\AppData\Local\Temp\nsbE184.tmp\OverWolf.Client.CommonUtils.dllexecutable
MD5:DFB11ACF32B36A7CF5DA505B105FE710
SHA256:2150CD744E490469842D9D7087E0BBA5BA3D5EB534358FD645A6331933B6ACF5
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
5
DNS requests
1
Threats
1

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2308
Thunderstore Mod Manager - Installer.exe
GET
200
18.65.39.19:80
http://analyticsnew.overwolf.com/analytics/Counter?Name=installer_uac_action&Value=1&&Extra=%5b%7b%22Name%22%3a%22installer_version%22%2c%22Value%22%3a%222.240.0.4%22%7d%5d
unknown
binary
2 b
unknown
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
4
System
192.168.100.255:138
—
—
—
whitelisted
4
System
192.168.100.255:137
—
—
—
whitelisted
1080
svchost.exe
224.0.0.252:5355
—
—
—
unknown
2588
svchost.exe
239.255.255.250:1900
—
—
—
whitelisted
2308
Thunderstore Mod Manager - Installer.exe
18.65.39.19:80
analyticsnew.overwolf.com
AMAZON-02
US
unknown

DNS requests

Domain
IP
Reputation
analyticsnew.overwolf.com
  • 18.65.39.19
  • 18.65.39.36
  • 18.65.39.87
  • 18.65.39.88
unknown

Threats

PID
Process
Class
Message
2308
Thunderstore Mod Manager - Installer.exe
Potentially Bad Traffic
ET USER_AGENTS Observed Suspicious UA (NSIS_Inetc (Mozilla))
No debug info
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Reports
Thunderstore Mod Manager - Installer.exe