Malicious PDF — malware analysis report

Static analysis result for SHA-256 582aa36d812a044a…

MALICIOUS

PDF

48.0 KB Created: 2020-04-06 08:51:48 +03:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 882a9152e6a68d154080b339871a963e SHA-1: e766640bd23caf0420a1b6037d254b6a495b8baa SHA-256: 582aa36d812a044af5fa6932a6fb1235900ec3e1e4ba8a37a2a4b271585cc7ab
70 Risk Score

Malware Insights

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

The PDF document contains a lure related to 'Ikea stuva loft bed reviews' and embeds a large number of external links. The PDF_SEO_LINK_FARM heuristic indicates a link farm strategy, likely for SEO manipulation or to distribute malicious content. The presence of numerous unknown-reputation URLs suggests a broad distribution effort. No scripts were extracted, limiting the analysis of direct payload delivery mechanisms.

Heuristics 4

  • 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.
  • Urgency / deadline lure low SE_URGENCY_LURE
    Document contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
  • 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://harrisonrappaport.com/uploads/1/3/0/7/130739126/130739126.html#ikea+stuva+loft+bed+reviews
    • http://change-for-diversity.com/uploads/1/3/0/6/130604923/2d5a9fa62fa01.pdf
    • http://psychologue-psychotherapeute-waterloo.be/uploads/1/3/0/8/130814588/83d6fb.pdf
    • http://scubaeducators.com/uploads/1/3/0/2/130288775/34ebabe.pdf
    • http://tuslawmustangsfootball.com/uploads/1/3/0/8/130874318/042d37c7d0c.pdf
    • http://picassospizzallc.com/uploads/1/3/0/8/130814216/moxikeb.pdf
    • http://livealittle.ca/uploads/1/3/0/3/130379597/f44b55b633bf1b.pdf
    • http://lilithsmoonhellasrune.com/uploads/1/3/1/4/131438129/fifil.pdf
    • http://greenwoodstem.com/uploads/1/3/0/6/130621845/motexukojeruvij-fazerilep-farenife.pdf
    • http://mark-sim.com/uploads/1/3/1/3/131379194/949298.pdf
    • http://pacdrygoods.com/uploads/1/3/1/4/131410434/xizizojo.pdf
    • http://koodayta.com/uploads/1/3/1/0/131070786/vuzabel-jibetafesibej-wobawet-nurorij.pdf
    • http://createacrafttoday.com/uploads/1/3/0/4/130483202/jotafogoromazof.pdf
    • http://bogartfamily.net/uploads/1/3/0/6/130639467/kifulo_noduvijelog.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.

FilenameKindSourceSize
font_00_sfnt_off000088f8.bin
e27ba0c269aac61f125b65e43a0d8fe2e8df529f59f17b1a86b2551ba85ddd02		 pdf-font-stream PDF embedded font (sfnt) at offset 0x88F8 8028 bytes
font_01_sfnt_off0000a81b.bin
d907c570f1f8f2d62f38d7529dbf77de46ca3a1917ec53aca7a78bae59874b04		 pdf-font-stream PDF embedded font (sfnt) at offset 0xA81B 2616 bytes

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