Malicious PDF — malware analysis report

Static analysis result for SHA-256 9e2d89254a5341e7…

MALICIOUS

PDF

37.7 KB Authoring application: GIMP
MD5: 64f02b0f808c904ab0a426c2d71b235c SHA-1: 4bd2c84451bf166c444b85ac0b032b9f7782b11d SHA-256: 9e2d89254a5341e793572a4b10f0fc1c8b10a3d31c4d73e0e1ed67c9812237f0
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF file exhibits a critical heuristic firing for a PDF SEO link farm, containing 31 external links to other PDF files. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a malicious classification. The embedded URLs are likely used to redirect users to malicious content or phishing sites, leveraging SEO tactics to increase visibility. No scripts were extracted from this sample.

Heuristics 3

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://mscnbc.com/uploads/1/3/0/6/130621367/bitelifuxepi.pdf
    • http://jessicagaul.com/uploads/1/3/0/2/130288448/55e1698e7f1b4f2.pdf
    • http://oaktreecapllc.com/uploads/1/3/0/5/130590618/javotujovikazajular.pdf
    • http://merakiofferings.com/uploads/1/3/0/6/130621786/caa502738e0.pdf
    • http://pavanmehat.com/uploads/1/3/0/5/130551898/c22462babea.pdf
    • http://mikhaelbassilli.com/uploads/1/3/0/3/130379266/708746.pdf
    • http://www.holytrinitylutheranchurchnc.com/uploads/1/3/0/7/130738751/774e1f2891.pdf
    • http://raiseyouruxiq.com/uploads/1/3/0/8/130874075/giboniziso_zekutu_lavola.pdf
    • http://quartzvanitydirect.com/uploads/1/3/0/6/130639521/2957930.pdf
    • http://restoremassagect.com/uploads/1/3/0/5/130588698/424eb100050.pdf
    • http://kylestevenanderson.com/uploads/1/3/0/7/130739225/wumuxitop_bukibalusunasu_xonamawel_jonatupexezip.pdf
    • http://saintclairstorage.com/uploads/1/3/0/5/130589121/c42e73738dc26.pdf
    • http://reliancemartialarts.com/uploads/1/3/0/6/130604558/9336158.pdf
    • http://hostmaster.macomdesign.be/uploads/1/3/0/6/130604430/tuwesoliz_robabelosexasa_xogefevi_wanomufowaribud.pdf
    • http://foundationalwellness.info/uploads/1/3/0/8/130813663/wakonaru.pdf
    • http://innovationbroadcastservice.live/uploads/1/3/0/2/130272850/woxokudasokedomud.pdf
    • http://mrhealy.com/uploads/1/3/0/3/130313320/pamawofifobuno.pdf
    • http://twistingtrailsandtales.com/uploads/1/3/0/4/130477026/tiwunak.pdf
    • http://qandiawards.com/uploads/1/3/0/5/130550876/d23ff7.pdf
    • http://mmqualitycreations.com/uploads/1/3/0/2/130270798/kulip.pdf
    • http://digidarlingdesigns.com/uploads/1/3/0/7/130776002/dafanati.pdf
    • http://hostmaster.cosmeticstandards.org.uk/uploads/1/3/0/5/130588277/xeludusumuser-kiregivunur-zeditiri.pdf
    • http://4ufurnituredesign.com/uploads/1/3/0/2/130270977/f57fcdcadd5f7.pdf
    • http://doublecfarms.net/uploads/1/3/0/5/130589057/jovuba.pdf
    • http://hotelvic-phase2-zh.devsite-1.com/uploads/1/3/0/4/130489933/130489933.html#5+approaches+of+community+development

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000031f3.bin
03e38a4014d8d6c4f22d84987a1638760b5f820f5ec389ae7fb9cb0bda7e0711		 pdf-font-stream PDF embedded font (sfnt) at offset 0x31F3 7172 bytes

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