PDF malware analysis — malicious · 38c8dd66a93ab7c7

MALICIOUS

PDF

66.9 KB Created: 2020-03-10 05:51:56 +02:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)

MD5: 5255571fca2a7239660ba0aba4708e49 SHA-1: 75537d372c733347b30afae05f352342a117e2ec SHA-256: 38c8dd66a93ab7c73b7c15d9d5103904e8d02f3fc4f7e2e0c5cd47cd6e1bbe54

62 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a large number of external links, many of which point to other PDF files on different domains. This suggests a link farm or SEO manipulation tactic. The primary heuristic identified a mass of external PDF links, indicating a potential distribution or redirection mechanism. No scripts were extracted, limiting the ability to determine further payload delivery or execution.

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://adventureinstincts.com/uploads/1/3/0/7/130739552/130739552.html#heapsort+algorithm+animation
- http://noralpha.com/uploads/1/3/0/5/130539204/497df9050581.pdf
- http://qualisplus.com/uploads/1/3/0/3/130313122/00e322618.pdf
- http://www.majastefansdottiragency.com/uploads/1/3/0/2/130288909/c77d94420bfffc.pdf
- http://trippinwithtracy.com/uploads/1/3/0/3/130313167/gumebijofovimaw-wowif.pdf
- http://www.paintballbend.paintballparadisebend.com/uploads/1/3/1/0/131070651/tadim.pdf
- http://hitchly.com/uploads/1/3/0/3/130323929/keninemuki.pdf
- http://m.findapartyconsultant.com/uploads/1/3/0/3/130379397/770140.pdf
- http://coolinggoods.com/uploads/1/3/0/6/130639479/rilezedutakifemeg.pdf
- http://carlinnguyen.com/uploads/1/3/0/6/130604458/tojejukibu-rifaselagiru-mosure-xukamusivedov.pdf
- http://www.sweetheartbakeryonline.ca/uploads/1/3/0/7/130740298/e8fb45d.pdf
- http://edens-hope.com/uploads/1/3/0/5/130588779/8122330.pdf
- http://reciclajesocial.com/uploads/1/3/0/2/130270977/59b8b.pdf
- http://dimsage.com/uploads/1/3/0/9/130969774/dikavagibop_pafilujavopojer_fimowovatutebu.pdf
- http://1215consulting.com/uploads/1/3/0/6/130604286/5366989.pdf
- http://theduceregroup.org/uploads/1/3/0/6/130604500/9956514.pdf
- http://bnbgourou.net/uploads/1/3/0/5/130543310/xugatawodixirox-daxamavalerar-tofexejujej-supogolevoniron.pdf
- http://ancientartstone.net/uploads/1/3/0/7/130775372/retawe_fowujize.pdf
- http://primaryhealthconsulting.com/uploads/1/3/0/5/130551564/768cd8b0b6f671.pdf
- http://cpanel.amparodelcastillo.edu.mx/uploads/1/3/0/6/130621789/f694f094e.pdf
- http://justbenz.com/uploads/1/3/0/4/130483680/fajabibusimut-bemoxikitowaf-merarapisozuxo.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 3

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off0000b995.bin` `2cf35c3ef7887b791a60343d3cdf94e6bfa32cd2308333f5877dfa7eb2af2035`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xB995	9668 bytes
`font_01_sfnt_off0000dd57.bin` `30bcd45f2d7375ca13deea955b0855801dd89f1fa58e9462aef08f9e067eb07c`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xDD57	2912 bytes
`font_02_sfnt_off0000e7a8.bin` `cebb673139263f3e74e963a1005f93beda1c1b58bac1f45b91c9c3efac572115`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xE7A8	16096 bytes

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