MALICIOUS
192
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links to external PDF files, a technique often used for SEO manipulation or to distribute further malicious content. The ClamAV detection and ML classifier strongly indicate malicious intent. The document body itself is heavily obfuscated and does not provide clear user-facing text, but the presence of numerous external links is the primary indicator of the attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
Heuristics 4
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ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall 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.
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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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Embedded URL info EMBEDDED_URLOne 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://ministerioslagloriaestuyajesus.org/uploads/1/3/0/6/130639827/xupowigawapo.pdf In PDF document text
- http://citizen-agency.com/uploads/1/3/0/6/130604422/xakaf_purevixu_demomasidegigu.pdfIn PDF document text
- http://miupnorthwedding.com/uploads/1/3/0/7/130738784/8644222.pdfIn PDF document text
- http://xrdsfaith.com/uploads/1/3/0/6/130620313/zufaxu-votusebi-lovisanes-sidosefar.pdfIn PDF document text
- https://fipumafes.weebly.com/uploads/1/3/0/5/130543840/xasuzefixenu_mowew_bekoziregoxu.pdfIn PDF document text
- http://reneegdesigns.com/uploads/1/3/0/6/130621031/d688670c313.pdfIn PDF document text
- http://westboro-apts.ca/uploads/1/3/0/6/130620579/toduzegebokewa_doxaluzuvulek.pdfIn PDF document text
- http://rentalsandroommates.net/uploads/1/3/0/5/130538992/xawixotituges.pdfIn PDF document text
- https://nolobosun.weebly.com/uploads/1/3/0/5/130589131/beteneruw-tejofemikifiz-tegedonakag.pdfIn PDF document text
- http://bolivarsynergy.com/uploads/1/3/0/6/130604844/f06af671bf.pdfIn PDF document text
- http://nexgentest.com/uploads/1/3/0/7/130738714/raragusepigunob.pdfIn PDF document text
- http://drpatty.net/uploads/1/3/0/5/130590296/130590296.html#jealous+guy+john+lennon+piano+sheet+musicIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://fedoraproject.org/wiki/Licensing/LiberationFontLicenseIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000013ab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13AB | 9392 bytes |
SHA-256: 6182b8dbff5076956d224c4913ed74bda669c578bbd3414330c1adb616a7281b |
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font_01_sfnt_off00005237.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5237 | 2652 bytes |
SHA-256: e2f1373bf3d70a40ff4276a486f0a1d2d32154e4f45ad1243a44c3d3b7d91cea |
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font_02_sfnt_off00005b32.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5B32 | 16768 bytes |
SHA-256: 323a1c253d47b5173e3c4e9f4c688d674b10160f2bd6b32d7cb5a5fe97e695ac |
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