Malicious PDF — malware analysis report

Static analysis result for SHA-256 e07886911d866bb8…

MALICIOUS

PDF

52.0 KB Created: 2020-04-12 15:14:25 +03:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 4d349905736ff160426c2d3373afb1b2 SHA-1: acd76ced392d97d4af04570c60c39bc901c45505 SHA-256: e07886911d866bb8c97e1350f005c709aeb335fc99758eddbadc0a2bd77b827c
62 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF document contains a large number of external links, many of which point to other PDF files hosted on similar domains. The document body text is garbled but includes a URL that appears to be a lure for historical information. This suggests a link farm or SEO spam tactic, potentially to drive traffic or host malicious content. No scripts were extracted, limiting the analysis of direct malicious actions.

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://gottogetgear.com/uploads/1/3/0/2/130289296/130289296.html#desconversa+br+historia+resumo+segunda+guerra+mundial
    • http://idojewelries.com/uploads/1/3/0/6/130605107/wuzawobotaku_zafozota.pdf
    • http://hopetransforms.org/uploads/1/3/0/5/130551927/tevisune_nikar_suxopolok.pdf
    • http://datascienceeurope.com/uploads/1/3/0/2/130287454/pewefa-xogakuv-telitafup.pdf
    • http://thenakedchurch.com/uploads/1/3/0/8/130813837/naxesatekubatetip.pdf
    • http://geeksmarthome.xyz/uploads/1/3/0/2/130289773/2384210.pdf
    • http://carloslandscape.net/uploads/1/3/0/5/130544072/dowudinusolajejewewa.pdf
    • http://cleancellphone.com/uploads/1/3/0/3/130313700/tutubiwojasomej.pdf
    • http://zionbuildersinc.com/uploads/1/3/0/6/130604270/9461728.pdf
    • http://spklyf.com/uploads/1/3/1/3/131398605/7583ef9e73e4.pdf
    • http://ninjahomeleads.com/uploads/1/3/1/4/131437160/sanufamubuworutoja.pdf
    • http://greatamericanstickerco.com/uploads/1/3/0/6/130620755/nozodisi-puwugabusi.pdf
    • http://bearessentialnutrition.com/uploads/1/3/0/6/130621557/famen.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_off00009ee1.bin
d6df91ed1d93f95dd6f133ca580a57ef253027f98a5641c2f1daeb81578fb5d5		 pdf-font-stream PDF embedded font (sfnt) at offset 0x9EE1 10688 bytes

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