File name:

Thunderstore Mod Manager - Installer.exe

Full analysis: https://app.any.run/tasks/b7f71d25-b8c8-4ff7-832c-471a43740969
Verdict: Malicious activity
Analysis date: January 28, 2024, 20:07:24
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:

B511828159D099C9AEA5FB9C80F1835C

SHA1:

2E71ABC9222E3DAEFE8A8BC076E21F8E030BEE66

SHA256:

F344A54DAD2DE33D448C822EE79477412A74C53AF71625617781D34DC1790A43

SSDEEP:

98304:OT10DX58IJ/A9nGcRa1xXcVsy3RxeLLCIJgap176MVhzCs8xMKNSqb463xYV62IO:Ydk

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: 2640)
      • Thunderstore Mod Manager - Installer.exe (PID: 2724)
      • Thunderstore Mod Manager - Installer.exe (PID: 1428)
      • Thunderstore Mod Manager - Installer.exe (PID: 2228)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • Thunderstore Mod Manager - Installer.exe (PID: 2640)
      • Thunderstore Mod Manager - Installer.exe (PID: 2724)
      • Thunderstore Mod Manager - Installer.exe (PID: 1428)
      • Thunderstore Mod Manager - Installer.exe (PID: 2228)

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

      • Thunderstore Mod Manager - Installer.exe (PID: 2640)
      • Thunderstore Mod Manager - Installer.exe (PID: 2724)
      • Thunderstore Mod Manager - Installer.exe (PID: 1428)
      • Thunderstore Mod Manager - Installer.exe (PID: 2228)

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

      • Thunderstore Mod Manager - Installer.exe (PID: 2640)
      • Thunderstore Mod Manager - Installer.exe (PID: 2724)
      • Thunderstore Mod Manager - Installer.exe (PID: 1428)
      • Thunderstore Mod Manager - Installer.exe (PID: 2228)

    • Drops 7-zip archiver for unpacking

      • Thunderstore Mod Manager - Installer.exe (PID: 2640)
      • Thunderstore Mod Manager - Installer.exe (PID: 2724)
      • Thunderstore Mod Manager - Installer.exe (PID: 1428)
      • Thunderstore Mod Manager - Installer.exe (PID: 2228)

    • Application launched itself

      • Thunderstore Mod Manager - Installer.exe (PID: 2640)
      • Thunderstore Mod Manager - Installer.exe (PID: 1428)

    • Reads the Internet Settings

      • Thunderstore Mod Manager - Installer.exe (PID: 2724)
      • Thunderstore Mod Manager - Installer.exe (PID: 2228)

  • INFO

    • Create files in a temporary directory

      • Thunderstore Mod Manager - Installer.exe (PID: 2640)
      • Thunderstore Mod Manager - Installer.exe (PID: 2724)
      • Thunderstore Mod Manager - Installer.exe (PID: 1428)
      • Thunderstore Mod Manager - Installer.exe (PID: 2228)

    • Reads the computer name

      • Thunderstore Mod Manager - Installer.exe (PID: 2640)
      • Thunderstore Mod Manager - Installer.exe (PID: 2724)
      • Thunderstore Mod Manager - Installer.exe (PID: 2228)
      • Thunderstore Mod Manager - Installer.exe (PID: 1428)

    • Checks supported languages

      • Thunderstore Mod Manager - Installer.exe (PID: 2640)
      • Thunderstore Mod Manager - Installer.exe (PID: 2724)
      • Thunderstore Mod Manager - Installer.exe (PID: 1428)
      • Thunderstore Mod Manager - Installer.exe (PID: 2228)

    • Checks proxy server information

      • Thunderstore Mod Manager - Installer.exe (PID: 2724)
      • Thunderstore Mod Manager - Installer.exe (PID: 2228)

    • Reads the machine GUID from the registry

      • Thunderstore Mod Manager - Installer.exe (PID: 2724)
      • Thunderstore Mod Manager - Installer.exe (PID: 2228)

    • Creates files or folders in the user directory

      • Thunderstore Mod Manager - Installer.exe (PID: 2724)
      • Thunderstore Mod Manager - Installer.exe (PID: 2228)

    • Manual execution by a user

      • explorer.exe (PID: 2064)
      • Thunderstore Mod Manager - Installer.exe (PID: 1428)

    • Reads Environment values

      • Thunderstore Mod Manager - Installer.exe (PID: 2724)
      • Thunderstore Mod Manager - Installer.exe (PID: 2228)
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: 2.241.1.9
ProductVersionNumber: 2.241.1.9
FileFlagsMask: 0x0000
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: English (U.S.)
CharacterSet: Unicode
Comments: -
CompanyName: Overwolf Ltd.
FileDescription: Overwolf
FileVersion: 2.241.1.9
LegalCopyright: Copyright (C) 2021 Overwolf Ltd. All Rights Reserved.
LegalTrademarks: -
ProductName: Overwolf
ProductVersion: 2.241.1.9
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
51
Monitored processes
5
Malicious processes
4
Suspicious processes
0

Behavior graph

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

Process information

PID
CMD
Path
Indicators
Parent process
1428"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:
2.241.1.9
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
2064"C:\Windows\explorer.exe" C:\Windows\explorer.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Explorer
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\explorer.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\gdi32.dll
c:\windows\system32\user32.dll
2228"C:\Users\admin\AppData\Local\Temp\Thunderstore Mod Manager - Installer.exe" /UAC:1401B2 /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:
2.241.1.9
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
2640"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:
2.241.1.9
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
2724"C:\Users\admin\AppData\Local\Temp\Thunderstore Mod Manager - Installer.exe" /UAC:8025A /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:
2.241.1.9
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
3 235
Read events
3 195
Write events
40
Delete events
0

Modification events

(PID) Process:(2724) Thunderstore Mod Manager - Installer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
(PID) Process:(2724) Thunderstore Mod Manager - Installer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:writeName:SavedLegacySettings
Value:
460000005B010000090000000000000000000000000000000400000000000000C0E333BBEAB1D3010000000000000000000000000100000002000000C0A8016B000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
(PID) Process:(2724) Thunderstore Mod Manager - Installer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(2724) Thunderstore Mod Manager - Installer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(2724) Thunderstore Mod Manager - Installer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
(PID) Process:(2724) Thunderstore Mod Manager - Installer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
0
(PID) Process:(2724) 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:(2724) 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:(2724) Thunderstore Mod Manager - Installer.exeKey:HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Session Manager
Operation:writeName:PendingFileRenameOperations
Value:
\??\C:\Users\admin\AppData\Local\Temp\nsq9625.tmp\utils.dll
(PID) Process:(2228) Thunderstore Mod Manager - Installer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
Executable files
64
Suspicious files
71
Text files
230
Unknown types
3

Dropped files

PID
Process
Filename
Type
2640Thunderstore Mod Manager - Installer.exeC:\Users\admin\AppData\Local\Temp\nsz9356.tmp\log4net.dllexecutable
MD5:F15C8A9E2876568B3910189B2D493706
SHA256:AE9C8073C3357C490F5D1C64101362918357C568F6B9380A60B09A4A4C1FF309
2640Thunderstore Mod Manager - Installer.exeC:\Users\admin\AppData\Local\Temp\nsz9356.tmp\OWInstaller.exeexecutable
MD5:3EB33DE3F490F0B32B797310F3454E83
SHA256:E6DEA7708016C3D42DB4AA27B24E4214EF46BD41B106D1087B9442A42BD1F734
2640Thunderstore Mod Manager - Installer.exeC:\Users\admin\AppData\Local\Temp\nsz9356.tmp\Newtonsoft.Json.dllexecutable
MD5:98CBB64F074DC600B23A2EE1A0F46448
SHA256:7B44639CBFBC8DDAC8C7A3DE8FFA97A7460BEBB0D54E9FF2E1CCDC3A742C2B13
2640Thunderstore Mod Manager - Installer.exeC:\Users\admin\AppData\Local\Temp\nsz9356.tmp\uac.dllexecutable
MD5:ADB29E6B186DAA765DC750128649B63D
SHA256:2F7F8FC05DC4FD0D5CDA501B47E4433357E887BBFED7292C028D99C73B52DC08
2640Thunderstore Mod Manager - Installer.exeC:\Users\admin\AppData\Local\Temp\nsz9356.tmp\nsProcess.dllexecutable
MD5:F0438A894F3A7E01A4AAE8D1B5DD0289
SHA256:30C6C3DD3CC7FCEA6E6081CE821ADC7B2888542DAE30BF00E881C0A105EB4D11
2640Thunderstore Mod Manager - Installer.exeC:\Users\admin\AppData\Local\Temp\nsz9356.tmp\DotNetZip.dllexecutable
MD5:190E712F2E3B065BA3D5F63CB9B7725E
SHA256:6C512D9943A225D686B26FC832589E4C8BEF7C4DD0A8BDFD557D5D27FE5BBA0F
2640Thunderstore Mod Manager - Installer.exeC:\Users\admin\AppData\Local\Temp\nsz9356.tmp\Microsoft.Win32.TaskScheduler.dllexecutable
MD5:20A07B7AE9E57E7A10CDE3F3F356B502
SHA256:C125E8FFEF7A3FA810F3335A445E7067A1D85698767B89910421A8EAFE25873E
2640Thunderstore Mod Manager - Installer.exeC:\Users\admin\AppData\Local\Temp\nsz9356.tmp\UserInfo.dllexecutable
MD5:9301577FF4D229347FE33259B43EF3B2
SHA256:090C4BC8DC534E97B3877BD5115EB58B3E181495F29F231479F540BAB5C01EDC
2640Thunderstore Mod Manager - Installer.exeC:\Users\admin\AppData\Local\Temp\nsz9356.tmp\OverWolf.Client.CommonUtils.dllexecutable
MD5:F0A52C90E48A852CF8C09A05779D12B2
SHA256:98CBA46AC87D97546C13ED2FF7DC2EE14666F6F343D20BF3AF42635DFD573935
2640Thunderstore Mod Manager - Installer.exeC:\Users\admin\AppData\Local\Temp\nsz9356.tmp\app\cmp.htmlhtml
MD5:D7B8B31B190E552677589CFD4CBB5D8E
SHA256:6C21E8C07CE28327DCA05F873D73FE85D5473F9B22A751A4D3D28931F5D0C74F
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
2
TCP/UDP connections
6
DNS requests
2
Threats
2

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2724
Thunderstore Mod Manager - Installer.exe
GET
200
108.157.194.23:80
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%222.241.1.9%22%7d%5d
unknown
binary
2 b
unknown
2228
Thunderstore Mod Manager - Installer.exe
GET
200
13.225.78.40:80
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%222.241.1.9%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
2724
Thunderstore Mod Manager - Installer.exe
108.157.194.23:80
analyticsnew.overwolf.com
—
US
unknown
2228
Thunderstore Mod Manager - Installer.exe
13.225.78.40:80
analyticsnew.overwolf.com
AMAZON-02
US
unknown

DNS requests

Domain
IP
Reputation
analyticsnew.overwolf.com
  • 108.157.194.23
  • 108.157.194.12
  • 108.157.194.34
  • 108.157.194.101
  • 13.225.78.40
  • 13.225.78.115
  • 13.225.78.48
  • 13.225.78.111
unknown

Threats

PID
Process
Class
Message
2724
Thunderstore Mod Manager - Installer.exe
Potentially Bad Traffic
ET USER_AGENTS Observed Suspicious UA (NSIS_Inetc (Mozilla))
2228
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