Malicious PDF — malware analysis report

Static analysis result for SHA-256 fd5a5ebd36250e28…

MALICIOUS

PDF

43.8 KB Created: 2020-03-15 10:03:00 +02:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: bc207e12c77ef28b0ac53b7b7aa6b406 SHA-1: c2fdeb33381ab77e6dbc0b3904026ce9535bc4ce SHA-256: fd5a5ebd36250e287141748141121c1e6bb8f0a93d5c7a255da73733c3c9c083
92 Risk Score

Malware Insights

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

The PDF document contains numerous external links, presented under the guise of a 'Netflix account generator'. The heuristic PDF_SEO_LINK_FARM indicates a large number of these links, suggesting a link farm or phishing campaign. The ML_NYX_PDF_MALICIOUS score further supports the malicious nature of the file. The primary attack pattern involves social engineering users to click on these malicious URLs.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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://vps2-internal.pleasingfood.com/uploads/1/3/0/5/130539437/130539437.html#netflix+account+generator+apk
    • http://www.ellapark.info/uploads/1/3/0/6/130621160/zutowegurefabot.pdf
    • http://mistressblake.net/uploads/1/3/0/5/130588500/datefojudafabe_xuwixukutegojaf_nejajoraje.pdf
    • http://www.dustywindowsills.com/uploads/1/3/0/3/130323196/diwusevatimod-fowabupakomafam-zejejupufewij-tawisubufumuzop.pdf
    • http://msgland.com/uploads/1/3/0/6/130621110/66c3ef92.pdf
    • http://www.bennettandsonconstruction.com/uploads/1/3/0/7/130739601/pasipemi.pdf
    • http://megantheschoolcounselor.com/uploads/1/3/0/6/130639270/79432460811d.pdf
    • http://martamarta.co/uploads/1/3/0/9/130969115/62e19a0294b880f.pdf
    • http://michaelmaguire.com.au/uploads/1/3/0/5/130551687/a033e3b2c6.pdf
    • http://www.1942.no/uploads/1/3/0/7/130739294/pezipovejoxusa.pdf
    • http://davenportalehouse.cocoabeachalehouse.com/uploads/1/3/0/8/130874606/pasukujasijajit_radusatod.pdf
    • http://organiclifeofcbd.com/uploads/1/3/0/6/130621388/3033736.pdf
    • http://thisisallisonlee.com/uploads/1/3/0/2/130273798/0032310feb.pdf
    • http://madisonbaker.net/uploads/1/3/0/8/130813694/kekubanipusazip-kebirozofekiwem.pdf
    • http://ashevillesalt.com/uploads/1/3/0/7/130739517/saladaxeribamom.pdf
    • http://marytherapeuticmassage.com/uploads/1/3/0/4/130483279/1013103.pdf
    • http://omeri.com/uploads/1/3/0/5/130550992/36ce0dd6907.pdf
    • http://trishacronin.com/uploads/1/3/0/2/130272462/30e53.pdf
    • http://www.nightflyers.info/uploads/1/3/0/2/130272232/9d918b86ed47.pdf
    • http://nmswrites.com/uploads/1/3/0/4/130490399/1729728.pdf
    • http://paintedhandtattoo.com/uploads/1/3/0/6/130620362/zosirivi-vexaf-gelomuko.pdf
    • http://www.pdqmeals.net/uploads/1/3/0/5/130589399/juputonigokan.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_off00008100.bin
98bcfc188fcfdb5bc068b7bcd32cbf0bbb8a14c42fd15d7fb68da43aa28e65ab		 pdf-font-stream PDF embedded font (sfnt) at offset 0x8100 8552 bytes

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