Malicious PDF — malware analysis report

Static analysis result for SHA-256 b14c3d038cd0b922…

MALICIOUS

PDF

41.2 KB Authoring application: QPDF First seen: 2020-09-04
MD5: 5b6be250fca4bd98408250b6d5892543 SHA-1: 137b7bf2df240d01e7607dcaaea0cea9a5e6f228 SHA-256: b14c3d038cd0b922b2d17ab1d094b4096f3514289f116bea43d1950fa6d2b788
152 Risk Score

Malware Insights

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

The PDF contains a large number of external links, identified as a link farm, pointing to other PDF files on various domains. This is a common technique for phishing or distributing further malware. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' strongly supports a phishing or traffic redirection intent. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 3

  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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.
  • 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://usedcarsfortrade.com/uploads/1/3/0/2/130289166/tadopetiteloweg.pdf In PDF document text
    • http://desatascosbarcelona.net/uploads/1/3/0/5/130588850/nabasuro-ziterejunozag-xoveluluva-maditofodipelu.pdfIn PDF document text
    • http://artekcm.com/uploads/1/3/0/4/130494059/balilax-webadalo-wupolukojofem-rugorumel.pdfIn PDF document text
    • http://1homerepairteam.com/uploads/1/3/0/3/130313114/6058193.pdfIn PDF document text
    • http://yoursitesugly.com/uploads/1/3/0/7/130739887/2241113.pdfIn PDF document text
    • http://mta-sts.australiande.com/uploads/1/3/0/7/130738631/devite_xugonana_terenijovoguri_jexagi.pdfIn PDF document text
    • http://ashlandkitchenevents.com/uploads/1/3/0/2/130270934/6059726.pdfIn PDF document text
    • http://myelegancejewelryaccessories.com/uploads/1/3/0/3/130323271/gugerarovunupizepako.pdfIn PDF document text
    • http://neonserwis.pl/uploads/1/3/0/4/130435746/6086731.pdfIn PDF document text
    • http://curedby.net/uploads/1/3/0/6/130621248/kefezuz_farujodix_siwiniji.pdfIn PDF document text
    • http://www.skipworthinsurance.com/uploads/1/3/0/4/130483260/silixumedu_bijig.pdfIn PDF document text
    • http://camioncubabarcelona.com/uploads/1/3/0/5/130588672/2098143.pdfIn PDF document text
    • http://phoenixatlbsa.com/uploads/1/3/0/6/130620486/vekiv.pdfIn PDF document text
    • http://allaccessbuildingservices.com/uploads/1/3/0/6/130621651/sojile-fititiparoru-kurepapugutix-modelosixezuz.pdfIn PDF document text
    • http://vertontravelservices.com/uploads/1/3/0/7/130740610/2312417.pdfIn PDF document text
    • http://khurshidanwar.com/uploads/1/3/0/6/130639744/lenozulipafalime.pdfIn PDF document text
    • http://carlyberg.com/uploads/1/3/0/2/130289658/473666.pdfIn PDF document text
    • http://pepay.host/uploads/1/3/0/2/130270911/samifafawifugeg-telugotoretili-gobudelo-sifom.pdfIn PDF document text
    • http://rvisions.net/uploads/1/3/0/2/130274371/sixomugavuxa.pdfIn PDF document text
    • http://customerwise.co/uploads/1/3/0/6/130620549/xakowi.pdfIn PDF document text
    • http://rayannchildcare.com/uploads/1/3/0/2/130274097/7982706.pdfIn PDF document text
    • http://sebastianfelipe.com/uploads/1/3/0/3/130312920/posebaj.pdfIn PDF document text
    • http://researchsurf.org/uploads/1/3/0/5/130544447/zovoj.pdfIn PDF document text
    • http://robinjoyphotography.net/uploads/1/3/0/6/130620916/paliwogititu-lalikaregobu-bitozotijaza.pdfIn PDF document text
    • http://www.saratogaad.com/uploads/1/3/0/4/130483830/130483830.html#python+algorithm+for+heap+sortIn PDF document text

Related samples 1

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003a70.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3A70 8916 bytes
SHA-256: 6bdafc59d3f55d198d272d19442eae02ee2c53bb877a72150e58125b803094e7

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