MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, with one specifically pointing to a known malicious redirector. The document body, though partially corrupted, includes text related to a 'birthday form' and the malicious URL, suggesting a lure for users to click through to a compromised site. The ML classifier strongly indicated maliciousness, and the presence of a link farm further supports a malicious intent to drive traffic to potentially harmful destinations.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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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/wb?keyword=phantasialand%20geburtstag%20formular%20pdf%202017 In PDF document text
- http://files.musicatmainstreet.com/uploads/1/3/0/7/130739839/davetuxu.pdfIn PDF document text
- http://files.montserratcolome.com/uploads/1/3/1/4/131406295/todekelis.pdfIn PDF document text
- http://files.sallysweetland.com/uploads/1/3/1/4/131438249/e377953a8cde1ef.pdfIn PDF document text
- http://files.scottwarner.me/uploads/1/3/2/6/132696263/wesubagaxazidojapad.pdfIn PDF document text
- http://files.maidtoshineservices.net/uploads/1/3/1/4/131437268/29f33e.pdfIn PDF document text
- http://files.northridgebands.org/uploads/1/3/2/7/132710575/3938141.pdfIn PDF document text
- http://files.phillipsmathandphysics.com/uploads/1/3/2/8/132815742/4577387.pdfIn PDF document text
- http://files.stress-resilience.com/uploads/1/3/1/3/131380001/jewuvemanamusololaze.pdfIn PDF document text
- http://files.rebeccalynnphotography.net/uploads/1/3/0/8/130874518/4840188.pdfIn PDF document text
- http://files.projectufo.org/uploads/1/3/0/7/130739381/4877757.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://dijilavuxiji.files.wordpress.com/2020/06/pamaselejebetovotib.pdfIn PDF document text
- https://jakasizox.files.wordpress.com/2020/06/43627359633.pdfIn PDF document text
- https://wopigumu.files.wordpress.com/2020/07/46564069251.pdfIn PDF document text
- https://ranulidoko.files.wordpress.com/2020/06/99750418578.pdfIn PDF document text
- https://gatemiw90480454.files.wordpress.com/2020/07/durolevirotoxevulopemimek.pdfIn PDF document text
- https://nibefuwubewa.files.wordpress.com/2020/06/kajisapopajivopavek.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/bizisumexu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/nuruge.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/646255477.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/liwisubusamepumiv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/fofigez.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/91960476686.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c485.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC485 | 5884 bytes |
SHA-256: 0242d2a1ab46ee820f696515e2816496d68bb04d3c50754e390b183d38ac5647 |
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font_01_sfnt_off0000d85b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD85B | 11472 bytes |
SHA-256: 90f4b415dec4ba0bb224dbafb1f25107d71f226264961513ec96a118c7ccd634 |
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