Malicious PDF — malware analysis report

Static analysis result for SHA-256 a00c7fff655df8ae…

MALICIOUS

PDF

49.4 KB Created: 2020-08-28 05:46:46 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 3e7360442fa04a00b1b7527ba25476fb SHA-1: 57607bfdbe573677c8d4b0a9e3a68ee969c81813 SHA-256: a00c7fff655df8ae8e3489976ca819be94d47d573b4fdf7f534d2d10e27ceb41
160 Risk Score

Malware Insights

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

The PDF contains a lure related to a 'financially fearless review' and embeds numerous links to external PDF files. One of these links, 'https://ttraff.com/pify?keyword=financially+fearless+review', is identified as a malicious redirector. The presence of a link farm and the advance-fee scam lure strongly suggest a phishing or social engineering attack aimed at financial fraud.

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.
  • 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.
  • 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=financially+fearless+review
    • http://files.mpowertheworld.net/uploads/1/3/2/7/132740415/kadisetiwebuget_rofajanagojata.pdf
    • http://files.mountziongt.org/uploads/1/3/1/8/131856244/fimevadifi_lemazuf_gesorodul.pdf
    • http://vekejigo.kelljrlonghornsbasketball.com/uploads/1/3/0/8/130813547/nusedeximixuvew.pdf
    • http://files.ccpdiscoveryschool.com/uploads/1/3/0/7/130775528/a630a59c088cc.pdf
    • https://cdn.shopify
    • https://cdn.shopify.com/s/files/1/0437/6756/2392/files/antologia_poetica_mario_benedetti.pdf
    • https://cdn.shopify.com/s/files/1/0445/2355/2927/files/neoclasicismo_literatura_autores_y_obras.pdf
    • https://cdn.shopify.com/s/files/1/0430/8752/8103/files/bopijetodenofolidefibupa.pdf
    • https://cdn.shopify.com/s/files/1/0440/8036/5720/files/dr_pavel_i_m_cia.pdf
    • https://cdn.shopify.com/s/files/1/0427/4293/9814/files/39692467140.pdf
    • https://cdn.shopify.com/s/files/1/0430/9113/2567/files/automotive_repair_and_maintenance.pdf
    • https://cdn.shopify.com/s/files/1/0427/9359/9132/files/53558930012.pdf
    • https://cdn.shopify.com/s/files/1/0430/9372/1255/files/filmic_pro_apk_new_version.pdf
    • https://cdn.shopify.com/s/files/1/0431/1249/7303/files/boxoruxogimixunogeted.pdf
    • https://cdn.shopify.com/s/files/1/0438/6285/1749/files/premier_league_stats_clean_sheets.pdf
    • https://cdn.shopify.com/s/files/1/0431/1308/7142/files/kevolesazitifigazufurekar.pdf
    • https://cdn.shopify.com/s/files/1/0430/0279/0039/files/6691591479.pdf
    • https://cdn.shopify.com/s/files/1/0437/0015/8629/files/pugunopur.pdf
    • https://cdn.shopify.com/s/files/1/0433/9639/9265/files/supply_chain_risk_management_book.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_off00008344.bin
aa2e2aa8a02139311300e3b47715d2fb99846e202f370cf00fce833dde5a92d9
pdf-font-stream PDF embedded font (sfnt) at offset 0x8344 5084 bytes
font_01_sfnt_off000094b6.bin
2de15112328ef248f3141a19573c3fa51c38d4860635add95ac0de6a9c63500a
pdf-font-stream PDF embedded font (sfnt) at offset 0x94B6 10588 bytes