Malicious PDF — malware analysis report

Static analysis result for SHA-256 abd1bd448ce0eeb8…

MALICIOUS

PDF

42.9 KB Created: 2020-08-19 21:51:37 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: bd655959d575fc6d300c6088d11287f0 SHA-1: f1d507a1445f26c527cfd4ec394430d2b4d9d7e1 SHA-256: abd1bd448ce0eeb89cfbb56ecee292eb379eb2ee6a0861fa8f9d0d4cc53b3b72
128 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a clear call-to-action and embeds multiple links, including one pointing to a known malicious redirector. The document body, though heavily obfuscated, contains text referencing 'game minecraft xbox 360 free' and the malicious URL, suggesting a lure to a scam or malware download. The presence of a link farm further indicates an attempt to manipulate search engine results or distribute content broadly.

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.
  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • 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=game+minecraft+xbox+360+free
    • http://files.btcjp.co/uploads/1/3/1/8/131871780/46bdef28a07.pdf
    • http://posirumu.jeminisbazaar.com/uploads/1/3/0/7/130775350/dimolila-joseledujit.pdf
    • http://files.rebeccalynnphotography.net/uploads/1/3/0/8/130874518/4840188.pdf
    • https://cdn.shopify.com/s/files/1/0436/9671/7992/files/scratch_programming_cards.pdf
    • https://cdn.shopify.com/s/files/1/0435/7668/8798/files/t._i._paper_trail.pdf
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/23083433767.pdf
    • https://cdn.shopify.com/s/files/1/0431/0820/4704/files/84051284946.pdf
    • https://cdn.shopify.com/s/files/1/0428/4029/3543/files/tatusepediwume.pdf
    • https://cdn.shopify.com/s/files/1/0429/6838/3642/files/vistaprint_business_card_template.pdf
    • https://cdn.shopify.com/s/files/1/0432/1820/6887/files/98747832690.pdf
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/jepomosojavadoji.pdf
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/3183641906.pdf
    • https://cdn.shopify.com/s/files/1/0431/5804/4828/files/lavaxajidomenezozilogoja.pdf
    • https://cdn.shopify.com/s/files/1/0430/5210/5881/files/24228963284.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_off000069a7.bin
7aae646dee699563a3915f148dcaf28d622c725039fe6b49919b84eeb88a5c78		 pdf-font-stream PDF embedded font (sfnt) at offset 0x69A7 5516 bytes
font_01_sfnt_off00007c5d.bin
2dbd1c523f3c9c1223f9755205daedf7f2c62dc73abeb590882ac0d35d827c94		 pdf-font-stream PDF embedded font (sfnt) at offset 0x7C5D 10068 bytes

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