Malicious PDF — malware analysis report

Static analysis result for SHA-256 f5e602e9eda352e9…

MALICIOUS

PDF

53.5 KB Created: 2020-08-06 22:49:40 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 630ef092cdc1785f28732e3b7361f29d SHA-1: 2d1e4d4d2049427ab46be1e2f2ea52dc445eecdd SHA-256: f5e602e9eda352e9d6b5c89de1ad8dc6c5f1905d656929cb533bd52e7ef66b38
120 Risk Score

Malware Insights

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

The PDF contains a large number of embedded links, many of which point to a link farm hosted on Shopify. The primary malicious URL, https://ttraff.com/pify?keyword=bhagavad+gita+espa%25C3%25B1ol+pdf, is identified as a redirector to malicious infrastructure. This suggests the document is designed to lure users into downloading further malicious content or visiting compromised sites.

Heuristics 3

  • 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.
  • 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.com/pify?keyword=bhagavad+gita+espa%25C3%25B1ol+pdf
    • http://files.spiritualteapot.com/uploads/1/3/0/7/130738949/zuxepetuxo-zudisewevoragu-folemupada.pdf
    • http://files.bakerskidscrafts.com/uploads/1/3/1/3/131383924/gepavalufo-tubupokeb-sogegafelogen.pdf
    • http://files.cairnsmoirconnections.org/uploads/1/3/2/7/132740586/1754373.pdf
    • http://wezug.mrelectrician.co.nz/uploads/1/3/0/9/130969723/8829611.pdf
    • https://cdn.shopify.com/s/files/1/0435/2566/9028/files/56966525878.pdf
    • https://cdn.shopify.com/s/files/1/0432/0778/6657/files/19626913766.pdf
    • https://cdn.shopify.com/s/files/1/0432/0627/9332/files/32939173667.pdf
    • https://cdn.shopify.com/s/files/1/0430/3188/8021/files/79729058569.pdf
    • https://cdn.shopify.com/s/files/1/0429/8126/1466/files/gosonomafosozutetudula.pdf
    • https://cdn.shopify.com/s/files/1/0434/1186/5751/files/pajojavagazaxodevapuziler.pdf
    • https://cdn.shopify.com/s/files/1/0430/9463/8749/files/50320332540.pdf
    • https://cdn.shopify.com/s/files/1/0440/6735/6824/files/rabufavajuwof.pdf
    • https://cdn.shopify.com/s/files/1/0430/1615/9381/files/woliperuzege.pdf
    • https://cdn.shopify.com/s/files/1/0434/3057/6278/files/javascript_merge_arrays.pdf
    • https://cdn.shopify.com/s/files/1/0434/0832/6812/files/31600727015.pdf
    • https://cdn.shopify.com/s/files/1/0432/1142/3902/files/gadibibarisadizewikeko.pdf
    • https://cdn.shopify.com/s/files/1/0430/8982/1845/files/jujezotiluxagewadeliri.pdf
    • https://cdn.shopify.com/s/files/1/0435/2563/6248/files/30818979582.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00008412.bin
89ba14cbbdb1ad259214ad40d54465b56898b5bd212e48096177c4c207b13348
pdf-font-stream PDF embedded font (sfnt) at offset 0x8412 5528 bytes
font_01_sfnt_off000096b2.bin
10ae2a09ef400bbf798e97b419dfd8fcd41d3b4cfc676a7fc8bd92a6e1bce2eb
pdf-font-stream PDF embedded font (sfnt) at offset 0x96B2 10720 bytes
font_02_sfnt_off0000baee.bin
70081c64dbc326b7c2bae085b51edae2799af6e371a049cf86c59db64bc4d0ce
pdf-font-stream PDF embedded font (sfnt) at offset 0xBAEE 3084 bytes