PDF malware analysis — malicious · a11ec1b5a86c545e

MALICIOUS

PDF

42.8 KB Created: 2020-03-20 06:06:08 +02:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)

MD5: 48c190f855d6ced6289483bba66597ff SHA-1: a6858b4f50e45e36263344fcc7fbb0263a32b7e9 SHA-256: a11ec1b5a86c545e34272fbe265e55dca5372bf631a00e4cb07974b2d5fcdee6

62 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains a significant number of external links, identified as a 'PDF_SEO_LINK_FARM' heuristic. The document body, though partially corrupted, contains references to URLs such as 'http://agostomiglia.com/uploads/1/3/0/7/130776591/130776591.html#formulario+de+areas+y+perimetros+de+figuras+planas' and 'http://bespokebadges.co.uk/uploads/1/3/0/8/130873849/zinubixagikofobeta.pdf'. This suggests the primary purpose is to direct users to a large collection of other websites, likely for SEO manipulation or to serve as a distribution point for further malicious activity.

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://agostomiglia.com/uploads/1/3/0/7/130776591/130776591.html#formulario+de+areas+y+perimetros+de+figuras+planas
- http://bespokebadges.co.uk/uploads/1/3/0/8/130873849/zinubixagikofobeta.pdf
- http://himcodingexpert.com/uploads/1/3/0/2/130273589/9639119.pdf
- http://hcaeitworkforce.at/uploads/1/3/0/5/130543437/04de9af0444ab.pdf
- http://secureipnetworks.com/uploads/1/3/0/9/130969346/tafufezuzim-gukopobipa-gowat-tojer.pdf
- http://myedmontonaccountants.com/uploads/1/3/0/5/130540159/gajexukofazabebi.pdf
- http://bigboatshow.com/uploads/1/3/0/6/130639258/80829c.pdf
- http://advancedeye2020.net/uploads/1/3/0/6/130639170/solorifinexanoputu.pdf
- http://foundationsacademysd.com/uploads/1/3/0/3/130379237/vuwelugelug.pdf
- http://kamloopsphotography.com/uploads/1/3/0/6/130604475/kesasut.pdf
- http://infinitebydesign.org/uploads/1/3/0/7/130739780/2757334.pdf
- http://sms.shelbyvillebands.com/uploads/1/3/0/7/130775375/xijejugidu.pdf
- http://obsidianliving.co.uk/uploads/1/3/0/7/130775645/jaziwejizilot-tibevugiv-megulagazasoj-vokatu.pdf
- http://www.marshallsheatingcoolingllc.com/uploads/1/3/0/7/130740051/kazajudonu-vavowewupa-debupozozaw.pdf
- http://www.theextraordinaryfundraiser.com.au/uploads/1/3/0/8/130874246/279416d.pdf
- http://redsolaremexico.org/uploads/1/3/0/4/130483114/c2daf3f237.pdf
- http://moschellaroberts.net/uploads/1/3/0/2/130272084/mexulatixofo-napumuzoju-jemipaserupemez.pdf
- http://www.hongx2.net/uploads/1/3/0/5/130540010/paluguji-jidux-zenelaga-wuzimotivatefoj.pdf
- http://sugarcoatedskirts.com/uploads/1/3/0/5/130590205/152a0cfb9b17.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 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off000070f8.bin` `3f6ab97ac0bd494ab3544f12f924689092ec1ea3832f6a2d56414b9c0142ddac`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x70F8	8584 bytes
`font_01_sfnt_off0000906a.bin` `fef4f1254b8d89fd3c3eb614b7e5d2694f7854ddede7af0c6f73eecf3de4ea29`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x906A	3080 bytes

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