MALICIOUS
120
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a large number of embedded URLs, many of which point to domains that appear to be part of an SEO link farm. One critical heuristic firing indicates a malicious redirector link to 'ttraff.com'. The document body, though heavily obfuscated, contains keywords related to 'letter o worksheets for preschool' and the same URLs, suggesting a lure to drive traffic to potentially malicious or ad-heavy sites. No scripts were extracted, but the extensive link farm and redirector indicate a campaign focused on traffic generation and potentially phishing or malware distribution.
Heuristics 3
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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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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=letter%20o%20worksheets%20for%20preschool
- http://files.dunphyshandguntraining.com/uploads/1/3/2/6/132681566/d354c601d.pdf
- http://files.kristindraucker.com/uploads/1/3/1/4/131409385/9fd97f0.pdf
- http://files.obxelectrical.com/uploads/1/3/2/6/132681658/5815100.pdf
- http://files.scottcardmusic.com/uploads/1/3/0/8/130874307/gopevovoduforiv.pdf
- http://files.vitiligans.org/uploads/1/3/0/8/130874175/6fcf13c733f38.pdf
- http://files.jake-hill.com/uploads/1/3/0/7/130775371/rowapaxolafok.pdf
- http://files.ed-conference.org/uploads/1/3/1/6/131637385/tosodudofopadez.pdf
- http://files.creativecounselingsrq.org/uploads/1/3/2/7/132710787/5366484.pdf
- http://files.jessicawasserman.com/uploads/1/3/0/9/130969298/37d0bf.pdf
- https://tofunibak.files.wordpress.com/2020/06/97367565384.pdf
- https://fazupisis.files.wordpress.com/2020/06/mubikowigifurepa.pdf
- https://jifebavos.files.wordpress.com/2020/07/bewofogexuzugega.pdf
- https://funurozizeli.files.wordpress.com/2020/06/39893116203.pdf
- https://mifowoxar.files.wordpress.com/2020/06/marul.pdf
- https://voferesubexi.files.wordpress.com/2020/07/18699369072.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/53940500656.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/rirolor.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/8011835234.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_off00004e90.bin7bcbc92f8d904501b080627c74db8654f2c297ee81a5d73c23b1ce4523b24521 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4E90 | 4624 bytes |
font_01_sfnt_off00005e77.bine201762f5edfbaa560898a1cc3354280ac43ea3e3e082209bdc4337bde1a9f4a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E77 | 13332 bytes |
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