Malicious PDF — malware analysis report

Static analysis result for SHA-256 99330b5904599340…

MALICIOUS

PDF

53.0 KB Created: 2020-03-24 09:38:30 +02:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 6f8a55c4681f40b7944868e0a1da41b9 SHA-1: d3f6acb63ca6272bfaa5056a1ae505b571fa1de0 SHA-256: 99330b590459934044abf81ab65a3c812e877fbbd91acb333d7b8253af88bef6
62 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains a large number of external links, many of which are numerically and structurally similar, indicating a link farm or SEO spam tactic. The document body text, while partially corrupted, suggests a lure related to social work intervention methodology. The primary purpose appears to be directing users to a network of suspicious websites, likely for malicious redirection or phishing, rather than executing code directly.

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.
  • External URI info PDF_URI
    PDF contains an external URL action
  • 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://treasures4yourheart.com/uploads/1/3/0/5/130589342/130589342.html#metodologia+de+intervencion+en+trabajo+social
    • http://rainshawl.com/uploads/1/3/0/5/130545666/85974675.pdf
    • http://nationalrpoclinic.com/uploads/1/3/0/4/130476572/kafatisewe-boxedanigefanu-pemurogukisoz-vosisizagobed.pdf
    • http://shanae.website/uploads/1/3/0/5/130539672/2045005.pdf
    • http://jaazielwelding.com/uploads/1/3/1/1/131164243/7057674.pdf
    • http://camillacurry.com/uploads/1/3/0/4/130492441/ragarazubebajese.pdf
    • http://whiteboard42.com/uploads/1/3/0/7/130739460/8331117.pdf
    • http://yubacityrvpark.com/uploads/1/3/0/3/130313293/befetavefi.pdf
    • http://betteryouhealthgroup.com.au/uploads/1/3/0/7/130739188/0f900f1bf.pdf
    • http://nathanbarotshaw.com/uploads/1/3/0/4/130436136/jumovebi.pdf
    • http://asavagewedding.com/uploads/1/3/0/4/130436258/terale_wixiwuf_fafolotedomip.pdf
    • http://desertdetailers.com/uploads/1/3/0/8/130874021/6951993.pdf
    • http://oasismassagemckinney.com/uploads/1/3/0/5/130547069/zajinirur.pdf
    • http://northernrailleaders.com/uploads/1/3/0/6/130603710/813769.pdf
    • http://la-moitie-de-la-terre.com/uploads/1/3/0/4/130435619/gizikaditono.pdf
    • http://drsimonelevinson.com/uploads/1/3/0/5/130588419/faluriwemubomugiwo.pdf
    • http://migrationmileswf.org/uploads/1/3/0/6/130621193/75533.pdf
    • http://kiantlertechnologies.com/uploads/1/3/0/3/130313531/0f303fb2c95.pdf
    • http://rougebymaggi.com/uploads/1/3/0/5/130588405/zufazusimar-bijujufixet.pdf
    • http://planninginblackandwhite.com/uploads/1/3/0/6/130640052/95c508d11313ecc.pdf
    • http://www.deezcreations.com/uploads/1/3/0/9/130969277/zunaketoj_boteloro_jidop_tavotulu.pdf
    • http://beatrizoms.com/uploads/1/3/0/2/130272363/e964a69870a.pdf
    • http://canon-services.com/uploads/1/3/0/5/130550854/fevovurebowomubalomi.pdf
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/pdf/1.3/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/xap/1.0/mm/
    • http://ns.adobe.com/xap/1.0/rights/

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000a417.bin
66d8735c7c9a9d4a41c1338769dff4e2ccf227022f6052bed27be6d74210de61		 pdf-font-stream PDF embedded font (sfnt) at offset 0xA417 8808 bytes

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