PDF malware analysis — malicious · 2b8b2d034bc2f59c

MALICIOUS

PDF

42.0 KB Created: 2020-08-16 19:02:19 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: edaf3b0ff8e178ec7d29fb1f643d36a4 SHA-1: a7199dc1e7a790b3d9688b33ac31d2d3d7b0e8a8 SHA-256: 2b8b2d034bc2f59cb890f58d4c91724e53652fc625ad12f4ad780d14968f4207

130 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell T1204.002 Malicious Link

The PDF file contains a link farm and a specific malicious redirector URL disguised as an 'Anyconnect 4 ordering guide'. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK indicates the primary URL leads to known malicious infrastructure. The PDF_SEO_LINK_FARM heuristic suggests the document is designed to attract traffic through search engines, likely to distribute malware or phish for credentials. The embedded link 'https://ttraff.cc/pify?keyword=anyconnect+4+ordering+guide' is the most critical IOC, likely serving as the initial entry point for a malicious payload.

Heuristics 4

PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK

PDF 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.
Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM

Small 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.
Urgency / deadline lure low SE_URGENCY_LURE

Document contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
Embedded URL info EMBEDDED_URL

One 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=anyconnect+4+ordering+guide
- http://files.lofgrenmusicstudio.com/uploads/1/3/1/3/131381901/1feb041.pdf
- http://files.m.torontoflowergallery.com/uploads/1/3/2/8/132815148/917416.pdf
- http://tolezoran.martinreynoldsopticians.co.uk/uploads/1/3/2/6/132695550/67858c4dd9cba35.pdf
- http://files.terroir.vip/uploads/1/3/2/6/132695278/sisel_xazom_zosizupidoto_dibolamur.pdf
- https://cdn.shopify.com/s/files/1/0429/4252/9695/files/4299181260.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/90067119925.pdf
- https://cdn.shopify.com/s/files/1/0433/7877/0076/files/64696532810.pdf
- https://cdn.shopify.com/s/files/1/0434/5911/7206/files/dalio_economic_principles.pdf
- https://cdn.shopify.com/s/files/1/0440/4586/1014/files/26678787098.pdf
- https://cdn.shopify.com/s/files/1/0431/9268/0611/files/sedopaxewelimak.pdf
- https://cdn.shopify.com/s/files/1/0428/5038/6079/files/43333909057.pdf
- https://cdn.shopify.com/s/files/1/0451/2923/6645/files/bitumen_softening_point_test.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/70913092576.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_off0000671b.bin` `4f72745fee7ecfdefae048e5988f91a35bd0192fc4339b5c96ffdbbeaf1117ca`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x671B	4868 bytes
`font_01_sfnt_off000077be.bin` `b5d279b1c903aa812e244ab12e7a4fabf002e4a66149c159603776a18a85739d`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x77BE	10400 bytes

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