Malicious PDF — malware analysis report

Static analysis result for SHA-256 f2e1e1180bf7deda…

MALICIOUS

PDF

53.1 KB Created: 2020-08-01 12:49:50 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 54d44c61662d3f3261f1813f46f232d4 SHA-1: cccdee9b6c5a388771105d15097511ee3885b0dd SHA-256: f2e1e1180bf7dedadb69da055434e2037d1a0f5369332f280db96542ae48049d
120 Risk Score

Malware Insights

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

The PDF file contains numerous embedded links, with one critical heuristic identifying a link to a known malicious redirector at 'https://ttraff.com/pify?keyword=windows+8.+1+pro+keys+2015'. This suggests the document's primary purpose is to redirect users to malicious sites, likely for phishing or malware distribution. The presence of a large number of external PDF links also indicates a link farm, further supporting the malicious intent.

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=windows+8.+1+pro+keys+2015
    • http://files.jsh401k.com/uploads/1/3/1/4/131438330/ladazedegatogi-numajad-fesafe-lufate.pdf
    • http://files.russellitup.com/uploads/1/3/0/7/130775921/jiwodafowot_satuz_jugejaw.pdf
    • http://files.arsenicmedia.com/uploads/1/3/2/8/132815791/delun_netajak_bapedi_zinunugojokovat.pdf
    • http://files.nintaiinvestments.net/uploads/1/3/1/8/131872199/d27958bf2.pdf
    • https://cdn.shopify.com/s/files/1/0432/9462/1862/files/83820525196.pdf
    • https://cdn.shopify.com/s/files/1/0427/6987/5111/files/puleruwixu.pdf
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/35209966956.pdf
    • https://cdn.shopify.com/s/files/1/0429/2870/1603/files/magigu.pdf
    • https://cdn.shopify.com/s/files/1/0429/8624/2209/files/vokotedozijusuvebeg.pdf
    • https://cdn.shopify.com/s/files/1/0432/5241/6672/files/23354257227.pdf
    • https://cdn.shopify.com/s/files/1/0429/4190/7100/files/372842929.pdf
    • https://cdn.shopify.com/s/files/1/0431/9114/0512/files/fibupofaxofitasomokopi.pdf
    • https://cdn.shopify.com/s/files/1/0429/9954/6010/files/37442049539.pdf
    • https://cdn.shopify.com/s/files/1/0429/6241/9863/files/xuvopedotutupodep.pdf
    • https://cdn.shopify.com/s/files/1/0432/6532/7262/files/sujarewukugepa.pdf
    • https://cdn.shopify.com/s/files/1/0440/6837/2632/files/10604146473.pdf
    • https://cdn.shopify.com/s/files/1/0433/1126/7990/files/dokerixogiroxezex.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_off000082d1.bin
ef2ad5f4ba33f97b60ebca72b68b21d4a4151acda4ed248de09872c66980ebaa
pdf-font-stream PDF embedded font (sfnt) at offset 0x82D1 5368 bytes
font_01_sfnt_off00009541.bin
b136fb55710426f408ba4314b1be69cc2adff6b58135f468d7e441acaa134792
pdf-font-stream PDF embedded font (sfnt) at offset 0x9541 10592 bytes
font_02_sfnt_off0000b958.bin
0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333
pdf-font-stream PDF embedded font (sfnt) at offset 0xB958 4324 bytes