MALICIOUS
192
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded links to external PDF files hosted on various domains. This technique, identified by the PDF_SEO_LINK_FARM heuristic, is commonly used to distribute phishing content or redirect users to malicious sites. The ClamAV detection as Pdf.Phishing.TtraffRobotInstall-7605656-0 further supports a phishing or traffic redirection intent. No scripts were extracted from this sample.
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://morgangracejarrett.com/uploads/1/3/0/5/130590298/4326f6b76a7dd59.pdf In PDF document text
- http://mirasana.com/uploads/1/3/0/6/130621719/rapigototik-nagamefexuran.pdfIn PDF document text
- http://accordingtoiris.com/uploads/1/3/0/5/130542710/2680358.pdfIn PDF document text
- http://witches.church/uploads/1/3/0/6/130620964/sinekukelujapowu.pdfIn PDF document text
- http://sparxelectricalcontractors.com/uploads/1/3/0/6/130603745/bd15f061.pdfIn PDF document text
- http://nextlevelelite.org/uploads/1/3/0/8/130813738/rovup.pdfIn PDF document text
- http://blogg.allegro-as.no/uploads/1/3/0/2/130289409/dc1d5a14d8534.pdfIn PDF document text
- http://bobmayerphotography.com/uploads/1/3/0/7/130775503/bfa5fbc0.pdfIn PDF document text
- http://fakeangels.space/uploads/1/3/0/2/130289426/ed9dbd.pdfIn PDF document text
- http://juneau-dining.com/uploads/1/3/0/4/130476024/8804015.pdfIn PDF document text
- http://antiviruseprotectserviceonline.site/uploads/1/3/0/7/130776763/130776763.html#adobe+illustrator+cs5+system+requirements+macIn PDF document text
- http://www.adobe.com/).NotoIn PDF document text
- http://www.google.com/get/noto/http://www.adobe.com/type/ThisIn PDF document text
- http://scripts.sil.org/OFLNotoIn 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_off000036a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x36A4 | 6908 bytes |
SHA-256: 3846a17eae5fabd0057193daf355264e25db511ec79330f1ff7e728eab53c887 |
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font_01_sfnt_off00004c51.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4C51 | 16488 bytes |
SHA-256: d8fa1d180e0a505d0c2b16a5f695b88c8b58e4db502161fc5572c07a7daa196e |
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font_02_sfnt_off00006613.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6613 | 9648 bytes |
SHA-256: 44dc259ceba8a7ee0f6b01b7ac1a7d337ba083bfcb5cde2a0198c00f5cd8a7ab |
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