MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains multiple embedded links, with one heuristic identifying it as a malicious redirector. The primary malicious URL is https://ttraff.ru/pify?keyword=alphabet+animals+flash+cards+pdf, which is likely used to redirect users to a malicious site. Another heuristic indicates a PDF link farm, with https://cdn.shopify.com/s/files/1/0440/9350/5688/files/92260568980.pdf being the first identified link. The document body, though heavily obfuscated, contains text suggesting a lure for 'alphabet animals flash cards pdf'.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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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 https://ttraff.ru/pify?keyword=alphabet+animals+flash+cards+pdf In PDF document text
- http://files.morsepto.com/uploads/1/3/0/7/130776489/2062283.pdfIn PDF document text
- http://files.standrewbythelake.com/uploads/1/3/2/8/132814355/kodudutapid-sipizezuw-taniviweg-xetopebuvonuge.pdfIn PDF document text
- http://files.yogachicanada.com/uploads/1/3/2/6/132681556/cb7cf27.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0440/9350/5688/files/92260568980.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4832/1692/files/gadovekogabasesejasof.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/2107/2541/files/aha_bls_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6064/8343/files/nujotekunefo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1560/2337/files/30345235973.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4134/2108/files/berizavejuxedonu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7703/4399/files/77091057547.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/1723/8685/files/3252908004.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4832/1692/files/613898374.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7075/7795/files/affliction_warlock_pvp.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3729/4754/files/patojedu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4211/1641/files/kesasufalafasapesukakujik.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8535/7463/files/xojevapizol.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00009552.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9552 | 5204 bytes |
SHA-256: 93b167615ee5512bc6451022807ab043aa4c6e98e717ddc2da47ebb03ca33215 |
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font_01_sfnt_off0000a6be.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA6BE | 12420 bytes |
SHA-256: 6eaad185d39c8fdc2a0e5d80c79d9b8d1977bf449eaf802582c712f01dbe5d1a |
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font_02_sfnt_off0000ce96.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE96 | 4324 bytes |
SHA-256: 0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
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