MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF document contains a mass of external links, masquerading as a "Harpic toilet cleaner msds pdf" to entice clicks. One of the primary links, "https://ttraff.cc/pify?keyword=harpic+toilet+cleaner+msds+pdf", is identified as a malicious redirector. The document's structure and the presence of numerous Shopify-hosted PDF links suggest a link farm or SEO poisoning tactic to drive traffic to malicious infrastructure. The ML classifier strongly supports the malicious nature of this PDF.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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.cc/pify?keyword=harpic+toilet+cleaner+msds+pdf
- http://files.arganolabs.com/uploads/1/3/2/6/132683088/febukarifikara.pdf
- http://files.varvelsporthorses.com/uploads/1/3/1/6/131637853/bitinenobiwiwizuxufu.pdf
- http://files.playcaresrc.com/uploads/1/3/1/3/131378776/lavovax_xuveraju_nijet_razenakovexepu.pdf
- https://cdn.shopify.com/s/files/1/0435/2750/4024/files/basic_heat_and_mass_transfer_mills.pdf
- https://cdn.shopify.com/s/files/1/0433/8260/3934/files/agricultural_implements_pictures_with_names_and_uses.pdf
- https://cdn.shopify.com/s/files/1/0428/5494/0828/files/can_you_refill_a_bic_lighter.pdf
- https://cdn.shopify.com/s/files/1/0429/2830/8387/files/most_common_behavioral_interview_questions_and_answers.pdf
- https://cdn.shopify.com/s/files/1/0440/6290/0374/files/berkeley_sportfishing_report.pdf
- https://cdn.shopify.com/s/files/1/0432/1230/8637/files/bojijaleturanijoborizu.pdf
- https://cdn.shopify.com/s/files/1/0431/3418/9734/files/sanatojebozasutodisobel.pdf
- https://cdn.shopify.com/s/files/1/0429/9928/3861/files/88294328819.pdf
- https://cdn.shopify.com/s/files/1/0432/1083/4077/files/how_to_mod_gta_5_xbox_360.pdf
- https://cdn.shopify.com/s/files/1/0432/6418/0390/files/wonebadivadoza.pdf
- https://cdn.shopify.com/s/files/1/0428/3714/7811/files/zisewebikegebalunexages.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000046c3.binf0779e1b2555ba798a35389950f31b0ca892bff9f8e3c9c29a48c005b07f7ebe |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x46C3 | 5260 bytes |
font_01_sfnt_off0000588b.binb5517434b9778e45f0c43f4347f8486d8e3709e5d735e3e38374c8456ef13a8a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x588B | 9840 bytes |
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