Malicious PDF — malware analysis report

Static analysis result for SHA-256 abe6636a81931368…

MALICIOUS

PDF

54.5 KB Authoring application: Inkscape
MD5: fd58a985350cbd9031ad4e1d2fa84ffe SHA-1: a1cb3939ffb3b479158660c0b5f82ee9da69bccd SHA-256: abe6636a81931368bfe5de0b52f447ca7a4f18f99ce76674bbb4f8207dbf08c5
150 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded external links, as detected by the PDF_SEO_LINK_FARM heuristic. These links point to various domains, suggesting a campaign to manipulate search engine results or distribute malicious content through these external PDFs. The ML classifier and ClamAV detection strongly indicate malicious intent, consistent with phishing or SEO-based malware distribution.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9998

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://cooloasistires.com/uploads/1/3/0/2/130288399/8076097.pdf
    • http://mmgastore.org/uploads/1/3/0/4/130483650/ecae5930a815c.pdf
    • http://mobotflexi.com/uploads/1/3/0/5/130539652/vesuzerefa.pdf
    • http://accidentattorneypocatello.com/uploads/1/3/0/5/130588443/legutifaxip.pdf
    • http://mezalejandro.com/uploads/1/3/0/2/130289569/4410517.pdf
    • http://oaklandcommunitycouncil.org/uploads/1/3/0/5/130551185/zitejomefa.pdf
    • http://3pfd.com/uploads/1/3/0/2/130288378/kimapagu_nozafis_liniwif.pdf
    • http://paxinter.net/uploads/1/3/0/4/130436261/8b7809b.pdf
    • http://citykittyfurniture.com/uploads/1/3/0/7/130739706/garavufugem_tixetevo.pdf
    • http://woodlandswomensexpo.com/uploads/1/3/0/8/130873962/a028b0.pdf
    • http://dmrcvss.co.uk/uploads/1/3/0/8/130814216/jepifo-zerimujoromo.pdf
    • http://relationshipsartcollection.com/uploads/1/3/0/4/130476468/9693714.pdf
    • http://atlanta-hotel.co.uk/uploads/1/3/0/5/130588542/mikodokijaxadef_mivexe_zajiwokesojoga.pdf
    • http://musicmastertraining.com/uploads/1/3/0/4/130435884/7794700.pdf
    • http://paskes.com/uploads/1/3/0/4/130483416/jeginupit.pdf
    • http://nyingma-summer-seminar.com/uploads/1/3/0/5/130551401/5550628.pdf
    • http://myteamnavigate.com/uploads/1/3/0/5/130589103/fajerurido.pdf
    • http://springvillehighblt.org/uploads/1/3/0/5/130539837/durewebugaludamogeju.pdf
    • http://fortheobscure.org/uploads/1/3/0/6/130603980/fexipeze_zasul_popobebovikali.pdf
    • http://arthvrian.net/uploads/1/3/0/6/130621614/5967.pdf
    • http://allstatepavingandmasonry.com/uploads/1/3/0/4/130435673/rokane_musumesimi.pdf
    • http://theporterauthority.com/uploads/1/3/0/4/130476574/pedetixuwujefivoji.pdf
    • http://thewitchsgarden.com/uploads/1/3/0/8/130814209/zurotiledorof.pdf
    • http://bballguru.com/uploads/1/3/0/7/130738657/9867326.pdf
    • http://bernardobellostudio.com/uploads/1/3/0/5/130550981/130550981.html#rheumatic+fever+resources+nz

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001672.bin
6c408c2923024ab66df11d167462d9af91a9e2da14c75c629e0b75b3bfe77e25		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1672 8080 bytes

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