Malicious PDF — malware analysis report

Static analysis result for SHA-256 3782f0c2e998f1a0…

MALICIOUS

PDF

77.7 KB Created: 2020-08-24 09:52:27 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 2172e2e9cfca31cb2fc04645517508a5 SHA-1: 4113c7b6f4fca0b5c3894e75ba92102b356aae26 SHA-256: 3782f0c2e998f1a0f08b5d17d06f3c6b3250603cbbc6e92f8fec3edc79891659
162 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell T1204.002 Malicious Link

The PDF file contains a lure for an advance-fee scam, masquerading as an annual report. It includes a link that redirects to a malicious domain, likely to download further payloads or phish credentials. The heuristic 'PDF_MALICIOUS_REDIRECTOR_LINK' confirms the redirection to known malicious infrastructure.

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=aggreko+plc+annual+report+2011
    • http://bavok.pinnaclepioneersbasketball.com/uploads/1/3/0/8/130814526/gepabodibabowuk-feraleliniti.pdf
    • https://cdn.shopify.com/s/files/1/0440/7682/6789/files/rugabeginuvogekumaju.pdf
    • https://cdn.shopify.com/s/files/1/0429/5393/2966/files/87345439824.pdf
    • https://cdn.shopify.com/s/files/1/0429/6628/6490/files/89097645609.pdf
    • https://cdn.shopify.com/s/files/1/0438/3126/3394/files/vidivazepijajasebep.pdf
    • https://cdn.shopify.com/s/files/1/0438/3450/7424/files/alkaloids_in_medicinal_plants.pdf
    • https://cdn.shopify.com/s/files/1/0427/7898/4614/files/60850311964.pdf
    • https://cdn.shopify.com/s/files/1/0441/0851/3432/files/cuneiform_fracture_cpt_code.pdf
    • https://cdn.shopify.com/s/files/1/0431/1403/7397/files/44496424539.pdf
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/sopituwoxo.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_off0000eb31.bin
7c40b45558877c7ec48e7ffcfc591304f7f9b707ca0d055a7911f97f91f742b2		 pdf-font-stream PDF embedded font (sfnt) at offset 0xEB31 5304 bytes
font_01_sfnt_off0000fd55.bin
9e0546c5a7759a4af3965a471e9a9498f7f1c00f7493fc73db77a07176bf6417		 pdf-font-stream PDF embedded font (sfnt) at offset 0xFD55 14212 bytes

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