MALICIOUS
136
Risk Score
Malware Insights
MITRE ATT&CK
T1204 Malicious Link
T1204.001 Malicious Link: User Execution
T1059 Command and Scripting Interpreter
T1059.003 Command and Scripting Interpreter: Windows Command Shell
The PDF contains a large number of external links, many of which are structured as SEO-friendly PDF downloads. One prominent link, disguised as a software download, is likely a lure for users to click and download a malicious payload. The 'SE_CLICKFIX' heuristic indicates the document may also instruct users to manually execute commands, further supporting a social engineering attack vector.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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ClickFix social engineering attack high SE_CLICKFIXDocument instructs the user to press Win+R or paste a command into a terminal — consistent with ClickFix attacks that bypass macro restrictions by tricking users into running malicious commands directly
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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://gracecartercapstone.com/uploads/1/3/0/8/130813413/130813413.html#ms+sql+server+2012+r2+download PDF link annotation
- http://www.lastruggle2purpose.com/uploads/1/3/0/9/130968968/7b1263.pdfIn PDF document text
- http://seelenfreund.net/uploads/1/3/0/8/130874639/f3eeea3d799a8.pdfIn PDF document text
- http://kaysemelone.com/uploads/1/3/0/8/130814058/norurimafu.pdfIn PDF document text
- http://74-123-72-168.mgwnet.com/uploads/1/3/0/6/130620637/9248275.pdfIn PDF document text
- http://www.stbrendansreds.com/uploads/1/3/0/6/130604729/xasazoxibikuxab_jusazeme.pdfIn PDF document text
- http://aspireskincare.com/uploads/1/3/0/6/130620798/gipolixu-kodisa.pdfIn PDF document text
- http://www.ponderosahcsllc.services/uploads/1/3/0/4/130489572/7fa7d.pdfIn PDF document text
- http://cleancirclellc.com/uploads/1/3/0/4/130488308/8760459.pdfIn PDF document text
- http://chaoscaffeineandakeyboard.com/uploads/1/3/0/4/130488578/97c978.pdfIn PDF document text
- http://www.winslowcreative.com/uploads/1/3/0/4/130476221/sudariwubisujerej.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
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005324.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5324 | 7028 bytes |
SHA-256: 3b32ac38d88c7364d42b97390a59f9ac6b417bdd0fb1fa76b9a6516e2c3d717e |
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