Malicious PDF — malware analysis report

Static analysis result for SHA-256 b809a557377ecd40…

MALICIOUS

PDF

598.2 KB Created: 2020-08-03 10:47:52 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 54185b7f22d514b373f42b5907f59ccd SHA-1: 07e094dcdc77602fadd449d9c0685637bed28b10 SHA-256: b809a557377ecd400271c3463b48289a7690a1bc240ae0076ff8a81ca2530674
108 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains heuristics indicating it is a malicious redirector link and uses an advance-fee scam lure. The embedded URL, https://ttraff.ru/pify?keyword=breaking+dawn+full+book+pdf, is likely the initial stage of a phishing or scam campaign. The document body, though heavily obfuscated, contains references to the lure and the malicious URL.

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.
  • Advance-fee lottery/parcel scam lure high SE_ADVANCE_FEE_SCAM_LURE
    Document contains lottery/beneficiary or prize language together with large-value draft/funds wording and parcel/courier delivery requirements. This is a classic advance-fee fraud document shape.
  • 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.ru/pify?keyword=breaking+dawn+full+book+pdf
    • http://sezeg.jrbriscoe.com/uploads/1/3/1/3/131381078/ropufama_puxemotawap.pdf
    • http://files.4yourkingdom.com/uploads/1/3/0/9/130969735/raxediwenuxop.pdf
    • http://files.bankonmemphis.org/uploads/1/3/1/4/131453695/boxed_bibafizexuro_naresiwuxe_mazuzexesume.pdf
    • https://cdn.shopify.com/s/files/1/0430/2379/4339/files/91165439993.pdf
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/zurutadodusabexefiba.pdf
    • https://cdn.shopify.com/s/files/1/0431/9258/2293/files/benipuposanixemikivu.pdf
    • https://cdn.shopify.com/s/files/1/0431/6761/3089/files/78812154976.pdf
    • https://cdn.shopify.com/s/files/1/0428/8095/8617/files/kaxujuxamijodowisogoro.pdf
    • https://cdn.shopify.com/s/files/1/0431/4916/4698/files/88891601590.pdf
    • https://cdn.shopify.com/s/files/1/0430/7651/8049/files/47429579389.pdf
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/21533622499.pdf
    • https://cdn.shopify.com/s/files/1/0429/6704/0154/files/witoriwi.pdf
    • https://cdn.shopify.com/s/files/1/0431/2937/2832/files/2060406594.pdf
    • https://cdn.shopify.com/s/files/1/0433/9033/7182/files/mapefive.pdf
    • https://cdn.shopify.com/s/files/1/0435/4958/9668/files/lugojobarisarome.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.

FilenameKindSourceSize
font_00_sfnt_off000912a0.bin
9696795dd3e5685cfcc0529d70e5a2ded495a22e961ec2fc07f403be236e4388		 pdf-font-stream PDF embedded font (sfnt) at offset 0x912A0 5376 bytes
font_01_sfnt_off00092513.bin
9c50e7ff7c50ecce2f3466ff12055fa9fb40c6f133703cdde4a3a5c59a7ddc5f		 pdf-font-stream PDF embedded font (sfnt) at offset 0x92513 10436 bytes

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