MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document contains a large number of external links to other PDF files hosted across various domains. This behavior is indicative of a link farm or a distribution mechanism for further malicious content. The document body text, though partially corrupted, mentions 'Hindi typing word practice pdf' and includes the wkhtmltopdf application name, suggesting a potential lure for users seeking specific content. The primary attack pattern involves directing users to these external resources, which could host phishing pages, malware, or other harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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External URI info PDF_URIPDF contains an external URL action
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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 http://adsl-63-204-18-55.benefitplans.org/uploads/1/3/1/0/131071041/131071041.html#hindi+typing+word+practice+pdf PDF link annotation
- http://premere-evets.com/uploads/1/3/0/6/130639939/jikelujaginumiguvi.pdfIn PDF document text
- http://570dj.com/uploads/1/3/0/2/130271057/1715470.pdfIn PDF document text
- http://betteryoungminds.org/uploads/1/3/0/5/130588278/5327118.pdfIn PDF document text
- http://nameyourpricefinancialadvice.com/uploads/1/3/0/4/130435726/pumok_kupotarevoritu_sobidupawiwova_zojijozot.pdfIn PDF document text
- http://www.rootofthebody.com/uploads/1/3/0/4/130435581/52189aa.pdfIn PDF document text
- http://clogging.us/uploads/1/3/0/4/130435966/remisa_silodidajam_vevodez.pdfIn PDF document text
- http://drdiagnostico.com/uploads/1/3/0/7/130776405/24d6a.pdfIn PDF document text
- http://hostmaster.jeffersonequestrian.org/uploads/1/3/0/7/130776626/d0904205a4.pdfIn PDF document text
- http://countrywelcome.org/uploads/1/3/0/2/130270994/8ee86c5.pdfIn PDF document text
- http://mycleanohio.com/uploads/1/3/0/7/130738629/lisote_ledarip.pdfIn PDF document text
- http://moleculeminions.com/uploads/1/3/0/7/130775528/9899.pdfIn PDF document text
- http://upatuga.org/uploads/1/3/0/5/130540725/sirakobapude.pdfIn PDF document text
- http://evennumbersaccounting.com/uploads/1/3/0/5/130590008/ruzotupuf_dopemipoli_gekuwefawi.pdfIn PDF document text
- http://skioutdeervalley.com/uploads/1/3/0/7/130775598/rebapepub_lidadorosum_ligokuwefajok_jisat.pdfIn PDF document text
- http://fedorahosted.org/lohitIn 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
- https://savannah.gnu.org/projects/freefont/In PDF document text
- http://www.gnu.org/licenses/In PDF document text
- http://www.gnu.org/copyleft/gpl.htmlIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000a7a3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA7A3 | 8432 bytes |
SHA-256: 22ba0b9db0704fbc017bba2b8f38babde3dba50918f697f79908cc862f838843 |
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font_01_sfnt_off0000c800.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC800 | 1388 bytes |
SHA-256: 1723f1ced37cc89d69e30f3df6281c5e5fb8989544fd4587aa75b00c91af2fd0 |
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font_02_sfnt_off0000cf66.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF66 | 18656 bytes |
SHA-256: fae69fb735f358b5753fcfde27a157c0f816e312aedb418d518d089bb10d7d64 |
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