MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. Additionally, it features a PDF link farm heuristic, indicating a large number of outbound links, with the first being to 'cdn.shopify.com'. The presence of a 'download button' heuristic suggests a lure to trick the user into clicking the malicious link. The document body is heavily obfuscated and unreadable, but the heuristics strongly suggest a phishing or redirection attempt.
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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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.com/pify?keyword=android+app+adb+shell+kill In PDF document text
- http://files.achievingflight.com/uploads/1/3/1/1/131163738/b9a0a30.pdfIn PDF document text
- http://files.deekincade.com/uploads/1/3/0/8/130814682/a30e9468.pdfIn PDF document text
- http://files.arabesqueetc.com/uploads/1/3/0/7/130740612/sodofapuda.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0016/8597/files/46150658989.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0926/9156/files/81408743362.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7874/6261/files/80989332550.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/matam.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6530/3455/files/19449277795.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2523/6121/files/rotamatudesokefagikesufa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6676/9058/files/muxamiminesitodo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/kesazemoluvumexon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8861/8396/files/80453318416.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9033/7189/files/gukikide.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8631/5671/files/66439007184.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4896/0151/files/wazadalidufot.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4356/8278/files/fujasugagajixuwok.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6511/4775/files/88321221709.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8004/6997/files/daxawewixululoxe.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
🗂 Part of campaign:
achievingflight.com
3 samples
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c878.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC878 | 4948 bytes |
SHA-256: 4cd6e2f48b502c16c73502ca98751017fadee4939eb770f71853f59827bd8de9 |
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font_01_sfnt_off0000d926.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD926 | 10668 bytes |
SHA-256: f11066d8a81ee8f1b09d26e69b339ea779261ccf25ccc030e0994a1461ff1331 |
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