MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of external links, many of which point to a link farm hosted on Shopify. One of the embedded links, https://ttraff.cc/pify?keyword=human+development+index+report+by+undp, is identified as a known malicious redirector. The ML classifier also strongly indicated maliciousness. No scripts were extracted from this sample.
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=human+development+index+report+by+undp
- http://files.clubomegatree.com/uploads/1/3/0/7/130776481/bulurolutaf-nusebegozuvakik.pdf
- http://rorarufu.rosariomedicalfoundation.com/uploads/1/3/0/8/130814017/5467806.pdf
- http://files.bodhibeauty.org/uploads/1/3/2/6/132682976/2783288.pdf
- http://files.philippecorriveau.com/uploads/1/3/0/7/130740625/2ba4a52d67.pdf
- http://files.akomaarts.org/uploads/1/3/0/9/130969659/9eeecc107413e78.pdf
- https://cdn.shopify.com/s/files/1/0437/3967/6821/files/difference_between_budgetary_control_and_standard_costing.pdf
- https://cdn.shopify.com/s/files/1/0431/5008/2202/files/bekapipukalinogolilare.pdf
- https://cdn.shopify.com/s/files/1/0431/2222/9397/files/62313046438.pdf
- https://cdn.shopify.com/s/files/1/0433/6576/1176/files/76480395380.pdf
- https://cdn.shopify.com/s/files/1/0431/2186/8960/files/noxumotufukanutu.pdf
- https://cdn.shopify.com/s/files/1/0432/3622/9278/files/o_alienista_hq.pdf
- https://cdn.shopify.com/s/files/1/0434/4951/6199/files/behavior_modification_therapy_techniques.pdf
- https://cdn.shopify.com/s/files/1/0431/8180/1629/files/sezuxobod.pdf
- https://cdn.shopify.com/s/files/1/0429/3804/0487/files/vaweriwomuxup.pdf
- https://cdn.shopify.com/s/files/1/0428/8551/3379/files/63638565297.pdf
- https://cdn.shopify.com/s/files/1/0431/1747/8044/files/formal_black_tie_affair_meaning.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_off00005f8e.bin1c264758392c91ce0921a214d033357a8a91acb5759489b0186d7e9c76cd2406 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F8E | 5260 bytes |
font_01_sfnt_off00007156.binba095336e385f13c813d7cbcc35bafdedeb3adce0669fc63c82adcb3d5467fa0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7156 | 9668 bytes |
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