Analysis Report catalog-1521295750.xlsm

Overview

General Information

Sample Name: catalog-1521295750.xlsm
Analysis ID: 403410
MD5: 72b06d3f0889125b6696fe55db6ff6ab
SHA1: a285f7bc7a6f79885d81de91420e85f223c6f18f
SHA256: bbdaa820461e1e4fbde6b4b79ea407d4c644fb8e227432b879e2eb01bd391f4a
Infos:

Most interesting Screenshot:

Detection

Hidden Macro 4.0
Score: 76
Range: 0 - 100
Whitelisted: false
Confidence: 100%

Signatures

Multi AV Scanner detection for submitted file
Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)
Document exploit detected (UrlDownloadToFile)
Document exploit detected (process start blacklist hit)
Found Excel 4.0 Macro with suspicious formulas
Found abnormal large hidden Excel 4.0 Macro sheet
Yara detected MalDoc1
Excel documents contains an embedded macro which executes code when the document is opened
IP address seen in connection with other malware
JA3 SSL client fingerprint seen in connection with other malware
Potential document exploit detected (performs DNS queries)
Potential document exploit detected (performs HTTP gets)
Potential document exploit detected (unknown TCP traffic)

Classification

AV Detection:

barindex
Multi AV Scanner detection for submitted file
Source: catalog-1521295750.xlsm Metadefender: Detection: 18% Perma Link
Source: catalog-1521295750.xlsm ReversingLabs: Detection: 55%
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE File opened: C:\Windows\WinSxS\amd64_microsoft.vc90.crt_1fc8b3b9a1e18e3b_9.0.30729.4940_none_08e4299fa83d7e3c\MSVCR90.dll Jump to behavior
Source: unknown HTTPS traffic detected: 192.185.20.98:443 -> 192.168.2.22:49165 version: TLS 1.2
Source: unknown HTTPS traffic detected: 192.185.5.2:443 -> 192.168.2.22:49167 version: TLS 1.2

Software Vulnerabilities:

barindex
Document exploit detected (UrlDownloadToFile)
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Section loaded: \KnownDlls\api-ms-win-downlevel-shlwapi-l2-1-0.dll origin: URLDownloadToFileA Jump to behavior
Document exploit detected (process start blacklist hit)
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process created: C:\Windows\System32\rundll32.exe
Potential document exploit detected (performs DNS queries)
Source: global traffic DNS query: name: legalopspr.com
Potential document exploit detected (performs HTTP gets)
Source: global traffic TCP traffic: 192.168.2.22:49165 -> 192.185.20.98:443
Potential document exploit detected (unknown TCP traffic)
Source: global traffic TCP traffic: 192.168.2.22:49165 -> 192.185.20.98:443

Networking:

barindex
Yara detected MalDoc1
Source: Yara match File source: sharedStrings.xml, type: SAMPLE
IP address seen in connection with other malware
Source: Joe Sandbox View IP Address: 192.185.5.2 192.185.5.2
JA3 SSL client fingerprint seen in connection with other malware
Source: Joe Sandbox View JA3 fingerprint: 7dcce5b76c8b17472d024758970a406b
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE File created: C:\Users\user\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\7318CC95.png Jump to behavior
Source: rundll32.exe, 00000003.00000002.2112690998.0000000001BC0000.00000002.00000001.sdmp, rundll32.exe, 00000004.00000002.2106456243.0000000001C30000.00000002.00000001.sdmp String found in binary or memory: Please visit http://www.hotmail.com/oe to learn more. equals www.hotmail.com (Hotmail)
Source: unknown DNS traffic detected: queries for: legalopspr.com
Source: E0F5C59F9FA661F6F4C50B87FEF3A15A.0.dr String found in binary or memory: http://apps.identrust.com/roots/dstrootcax3.p7c
Source: 77EC63BDA74BD0D0E0426DC8F8008506.0.dr String found in binary or memory: http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab
Source: jordji.nbvt11.0.dr String found in binary or memory: http://fwdssp.com/?dn=referer_detect&pid=5POL4F2O4
Source: rundll32.exe, 00000003.00000002.2112690998.0000000001BC0000.00000002.00000001.sdmp, rundll32.exe, 00000004.00000002.2106456243.0000000001C30000.00000002.00000001.sdmp String found in binary or memory: http://investor.msn.com
Source: rundll32.exe, 00000003.00000002.2112690998.0000000001BC0000.00000002.00000001.sdmp, rundll32.exe, 00000004.00000002.2106456243.0000000001C30000.00000002.00000001.sdmp String found in binary or memory: http://investor.msn.com/
Source: rundll32.exe, 00000003.00000002.2112977223.0000000001DA7000.00000002.00000001.sdmp, rundll32.exe, 00000004.00000002.2107650969.0000000001E17000.00000002.00000001.sdmp String found in binary or memory: http://localizability/practices/XML.asp
Source: rundll32.exe, 00000003.00000002.2112977223.0000000001DA7000.00000002.00000001.sdmp, rundll32.exe, 00000004.00000002.2107650969.0000000001E17000.00000002.00000001.sdmp String found in binary or memory: http://localizability/practices/XMLConfiguration.asp
Source: rundll32.exe, 00000003.00000002.2112977223.0000000001DA7000.00000002.00000001.sdmp, rundll32.exe, 00000004.00000002.2107650969.0000000001E17000.00000002.00000001.sdmp String found in binary or memory: http://services.msn.com/svcs/oe/certpage.asp?name=%s&email=%s&&Check
Source: rundll32.exe, 00000003.00000002.2112977223.0000000001DA7000.00000002.00000001.sdmp, rundll32.exe, 00000004.00000002.2107650969.0000000001E17000.00000002.00000001.sdmp String found in binary or memory: http://windowsmedia.com/redir/services.asp?WMPFriendly=true
Source: rundll32.exe, 00000003.00000002.2112690998.0000000001BC0000.00000002.00000001.sdmp, rundll32.exe, 00000004.00000002.2106456243.0000000001C30000.00000002.00000001.sdmp String found in binary or memory: http://www.hotmail.com/oe
Source: rundll32.exe, 00000003.00000002.2112977223.0000000001DA7000.00000002.00000001.sdmp, rundll32.exe, 00000004.00000002.2107650969.0000000001E17000.00000002.00000001.sdmp String found in binary or memory: http://www.icra.org/vocabulary/.
Source: rundll32.exe, 00000003.00000002.2112690998.0000000001BC0000.00000002.00000001.sdmp, rundll32.exe, 00000004.00000002.2106456243.0000000001C30000.00000002.00000001.sdmp String found in binary or memory: http://www.msnbc.com/news/ticker.txt
Source: rundll32.exe, 00000004.00000002.2106456243.0000000001C30000.00000002.00000001.sdmp String found in binary or memory: http://www.windows.com/pctv.
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49169
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49167
Source: unknown Network traffic detected: HTTP traffic on port 49165 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 443 -> 49165
Source: unknown Network traffic detected: HTTP traffic on port 49169 -> 443
Source: unknown Network traffic detected: HTTP traffic on port 49167 -> 443
Source: unknown HTTPS traffic detected: 192.185.20.98:443 -> 192.168.2.22:49165 version: TLS 1.2
Source: unknown HTTPS traffic detected: 192.185.5.2:443 -> 192.168.2.22:49167 version: TLS 1.2

System Summary:

barindex
Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)
Source: Screenshot number: 4 Screenshot OCR: Enable Editing from the yellow bar above Once You have Enable Editing , please click Enable Cont
Source: Screenshot number: 4 Screenshot OCR: Enable Content from the yellow bar above RunDLL |~| OTherewas a problem starting ..\jordji.nbvt1
Source: Document image extraction number: 8 Screenshot OCR: Enable Editing from the yellow bar above Once You have Enable Editing , please click Enable Conten
Source: Document image extraction number: 8 Screenshot OCR: Enable Content from the yellow bar above WHYICANNOTOPEN THIS DOCUMENT? You are using iOS or Andro
Source: Screenshot number: 8 Screenshot OCR: Enable Editing , please click Enable Content from the yellow bar above WHY I CANNOTOPEN THIS DOCUM
Source: Screenshot number: 8 Screenshot OCR: Enable Content from the yellow bar above WHY I CANNOTOPEN THIS DOCUMENT? 1 W You are usingiOS orA
Found Excel 4.0 Macro with suspicious formulas
Source: catalog-1521295750.xlsm Initial sample: EXEC
Source: catalog-1521295750.xlsm Initial sample: CALL
Found abnormal large hidden Excel 4.0 Macro sheet
Source: catalog-1521295750.xlsm Initial sample: Sheet size: 22177
Excel documents contains an embedded macro which executes code when the document is opened
Source: workbook.xml Binary string: <workbook xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main" xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships"><fileVersion appName="xl" lastEdited="5" lowestEdited="6" rupBuild="9303"/><workbookPr filterPrivacy="1"/><bookViews><workbookView xWindow="8595" yWindow="0" windowWidth="4020" windowHeight="3120"/></bookViews><sheets><sheet name="Sheet1" sheetId="9" r:id="rId1"/><sheet name="Sheet2" sheetId="4" r:id="rId2"/><sheet name="Sheet3" sheetId="7" r:id="rId3"/><sheet name="Sheet4" sheetId="8" r:id="rId4"/></sheets><definedNames><definedName name="_xlnm.Auto_Open">Sheet2!$AO$115</definedName></definedNames><calcPr calcId="145621"/><extLst><ext uri="{140A7094-0E35-4892-8432-C4D2E57EDEB5}" xmlns:x15="http://schemas.microsoft.com/office/spreadsheetml/2010/11/main"><x15:workbookPr chartTrackingRefBase="1"/></ext></extLst></workbook>
Source: rundll32.exe, 00000003.00000002.2112690998.0000000001BC0000.00000002.00000001.sdmp, rundll32.exe, 00000004.00000002.2106456243.0000000001C30000.00000002.00000001.sdmp Binary or memory string: .VBPud<_
Source: classification engine Classification label: mal76.troj.expl.evad.winXLSM@5/18@2/2
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE File created: C:\Users\user\Desktop\~$catalog-1521295750.xlsm Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE File created: C:\Users\user\AppData\Local\Temp\CVRD0C6.tmp Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE File read: C:\Users\desktop.ini Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\SystemCertificates\CA Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process created: C:\Windows\System32\rundll32.exe rundll32 ..\jordji.nbvt1,DllRegisterServer
Source: catalog-1521295750.xlsm Metadefender: Detection: 18%
Source: catalog-1521295750.xlsm ReversingLabs: Detection: 55%
Source: unknown Process created: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE 'C:\Program Files\Microsoft Office\Office14\EXCEL.EXE' /automation -Embedding
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process created: C:\Windows\System32\rundll32.exe rundll32 ..\jordji.nbvt1,DllRegisterServer
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process created: C:\Windows\System32\rundll32.exe rundll32 ..\jordji.nbvt11,DllRegisterServer
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process created: C:\Windows\System32\rundll32.exe rundll32 ..\jordji.nbvt1,DllRegisterServer Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process created: C:\Windows\System32\rundll32.exe rundll32 ..\jordji.nbvt11,DllRegisterServer Jump to behavior
Source: C:\Windows\System32\rundll32.exe Automated click: OK
Source: C:\Windows\System32\rundll32.exe Automated click: OK
Source: Window Recorder Window detected: More than 3 window changes detected
Source: catalog-1521295750.xlsm Initial sample: OLE zip file path = xl/media/image4.png
Source: catalog-1521295750.xlsm Initial sample: OLE zip file path = xl/media/image2.png
Source: catalog-1521295750.xlsm Initial sample: OLE zip file path = xl/media/image1.png
Source: catalog-1521295750.xlsm Initial sample: OLE zip file path = xl/media/image3.png
Source: catalog-1521295750.xlsm Initial sample: OLE zip file path = xl/printerSettings/printerSettings2.bin
Source: catalog-1521295750.xlsm Initial sample: OLE zip file path = xl/printerSettings/printerSettings3.bin
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Key opened: HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Resiliency\StartupItems Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE File opened: C:\Windows\WinSxS\amd64_microsoft.vc90.crt_1fc8b3b9a1e18e3b_9.0.30729.4940_none_08e4299fa83d7e3c\MSVCR90.dll Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Program Files\Microsoft Office\Office14\EXCEL.EXE Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\System32\rundll32.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\System32\rundll32.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
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: 403410 Sample: catalog-1521295750.xlsm Startdate: 04/05/2021 Architecture: WINDOWS Score: 76 21 Multi AV Scanner detection for submitted file 2->21 23 Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros) 2->23 25 Found abnormal large hidden Excel 4.0 Macro sheet 2->25 27 3 other signatures 2->27 6 EXCEL.EXE 89 51 2->6         started        process3 dnsIp4 17 legalopspr.com 192.185.20.98, 443, 49165 UNIFIEDLAYER-AS-1US United States 6->17 19 dentistelmhurstny.com 192.185.5.2, 443, 49167, 49169 UNIFIEDLAYER-AS-1US United States 6->19 15 C:\Users\user\...\~$catalog-1521295750.xlsm, data 6->15 dropped 29 Document exploit detected (UrlDownloadToFile) 6->29 11 rundll32.exe 6->11         started        13 rundll32.exe 6->13         started        file5 signatures6 process7
  • 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
192.185.5.2
dentistelmhurstny.com United States
46606 UNIFIEDLAYER-AS-1US false
192.185.20.98
legalopspr.com United States
46606 UNIFIEDLAYER-AS-1US false

Contacted Domains

Name IP Active
dentistelmhurstny.com 192.185.5.2 true
legalopspr.com 192.185.20.98 true