Malicious PDF — malware analysis report

Static analysis result for SHA-256 bebe190b0c99269f…

MALICIOUS

PDF

34.2 KB Created: 2020-08-09 01:00:49 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 4af4f6b9234d1c05ba71339766f7a68e SHA-1: 87bd162acd867e1e6307f74fdec3d26bf748ef6a SHA-256: bebe190b0c99269f1cb312aa71719228fec3661781e9642776344dac992246c4
120 Risk Score

Malware Insights

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

The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.cc/pify?keyword=benward+theory+book+pdf'. This indicates the document's primary purpose is to redirect users to a malicious site. The presence of a large number of external PDF links, many hosted on Shopify, suggests a link farm or SEO poisoning tactic to improve search engine visibility for malicious content. No scripts were extracted, but the embedded malicious URL is the primary indicator of compromise.

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.cc/pify?keyword=benward+theory+book+pdf
    • http://files.caninemannerscpt.com/uploads/1/3/2/6/132681579/weligefipafek.pdf
    • http://lipuguwi.rrachild.com/uploads/1/3/0/7/130775162/0df38b70de7.pdf
    • http://files.newdundeefireworks.com/uploads/1/3/1/3/131381802/6905577.pdf
    • http://sobeb.pogegraphicdesign.com/uploads/1/3/0/7/130776760/fametajusafazojurus.pdf
    • https://cdn.shopify.com/s/files/1/0432/8197/3416/files/63977409873.pdf
    • https://cdn.shopify.com/s/files/1/0436/2836/3939/files/38325636138.pdf
    • https://cdn.shopify.com/s/files/1/0433/8486/4917/files/xawonozomolejorefu.pdf
    • https://cdn.shopify.com/s/files/1/0434/1750/1852/files/49316396794.pdf
    • https://cdn.shopify.com/s/files/1/0435/8235/7663/files/using_stata_for_principles_of_econometrics.pdf
    • https://cdn.shopify.com/s/files/1/0428/5536/6822/files/rm_rf_command.pdf
    • https://cdn.shopify.com/s/files/1/0433/4272/5275/files/icom_706mkiig_manual.pdf
    • https://cdn.shopify.com/s/files/1/0430/3287/1074/files/mental_health_awareness_articles.pdf
    • https://cdn.shopify.com/s/files/1/0435/3599/0936/files/physiopathologie_de_l_acidoctose_diabtique.pdf
    • https://cdn.shopify.com/s/files/1/0431/8763/4338/files/tomumamuxetutozoledogus.pdf
    • https://cdn.shopify.com/s/files/1/0431/0879/4525/files/54387179825.pdf
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/gozoba.pdf
    • https://cdn.shopify.com/s/files/1/0428/4992/7327/files/52213464500.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_off0000480d.bin
b890f57ae24da55cd112c7fe34de4ed18d6971ab32b0a3605b16f908e0785d94
pdf-font-stream PDF embedded font (sfnt) at offset 0x480D 5368 bytes
font_01_sfnt_off00005a5f.bin
10c25f8da9355ecdb81b6b5ff35cf91e209ece0312059766158f3d7ed29844e6
pdf-font-stream PDF embedded font (sfnt) at offset 0x5A5F 9864 bytes