Malicious PDF — malware analysis report

Static analysis result for SHA-256 03e1e2ac9b84969d…

MALICIOUS

PDF

39.1 KB Authoring application: OpenOffice Draw
MD5: 571ca3823b51ffb5ca77dbc662a3d758 SHA-1: 519b477903f25a0a3629c9eb01fdbee49fb09e00 SHA-256: 03e1e2ac9b84969df92f67765207881d912d0d4eb4543f89f4250611bef5b285
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded URLs pointing to other PDF files, a technique often used for SEO spam or to distribute malicious content. The ClamAV detection and ML classifier strongly indicate malicious intent, likely related to phishing or malware distribution. No scripts were extracted, but the embedded URLs are the primary indicators of compromise.

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.
  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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://michelledburks.com/uploads/1/3/0/7/130775674/fowesereluwexol_geguzokonot.pdf
    • http://covenantfellowshipchurches.org/uploads/1/3/0/4/130476632/c9f1fb1937d.pdf
    • http://lmylife.net/uploads/1/3/0/8/130874139/6082987.pdf
    • http://cascadeinvestor.com/uploads/1/3/0/4/130483320/37ac991c2c.pdf
    • http://whiskeygirlsd.com/uploads/1/3/0/7/130739173/lesuteni-fowapenutebu.pdf
    • http://opendatafestival.net/uploads/1/3/0/4/130491179/b67a1a.pdf
    • http://atombombbikini.net/uploads/1/3/0/3/130324167/2099791.pdf
    • http://mail.autogen-plus.ch/uploads/1/3/0/8/130873996/tevelifofefosam-lebuze-pewefuzigunekeg.pdf
    • http://mrsparsons.net/uploads/1/3/0/7/130738966/jirikovufexomo_futukew_dedolax_wonobas.pdf
    • http://solidefitness.com/uploads/1/3/0/5/130550835/3542208.pdf
    • http://olmiks.pl/uploads/1/3/0/6/130604841/jujakow_gubid.pdf
    • http://www.frankdatena.com/uploads/1/3/0/5/130550876/takavup_firofi_karekukedogepu.pdf
    • http://texangit.com/uploads/1/3/0/6/130639318/05fda0b7d78b.pdf
    • http://hostmaster.storytailor.biz/uploads/1/3/0/7/130738876/jozidaganej-kerala.pdf
    • http://admin.topdogtraining.net/uploads/1/3/0/5/130542727/dagexopagu.pdf
    • http://practicalityplus.com/uploads/1/3/0/6/130621555/neruvulunidelulepef.pdf
    • http://pelledolce.net/uploads/1/3/0/6/130639613/pubuwug.pdf
    • http://connectumarriageministry.com/uploads/1/3/0/6/130621782/e910d6b4.pdf
    • http://lhkv4.salon225.com/uploads/1/3/0/9/130969329/130969329.html#kaggle+isolation+forest

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003a2b.bin
371da436403b363948d7a20e4d4aa2296b81f006ff79cf49cae09fe0c5bc1bf8		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3A2B 8304 bytes

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