MALICIOUS — 99d803388cc2544.pdf

MALICIOUS — 99d803388cc2544.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (94/100). 4 of 50 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: 892ea446da70e14359a205faeda5f1f7a1667e270e7b2fc595ab340374a672ff
• SHA-1: 80e2c800b2e65f704e4f04ec97ccde6c615f6daf
• MD5: 56515a82043bf6ba781a0225fb5410f3
• ssdeep: 1536:kWpiGQySpyIiEdC0ebpgFUWLUnbwXY1qR9wLGMMBTUiALSqg:lAFvDdPebpgFrK1Y9wLG7TG6
• TLSH: T1CB36CFF3324BECCC7A9B674329B71668B845D689B432972050D4BA5CC5782ADAF15B00
• Submitted as: 99d803388cc2544.pdf
• File type: pdf · Size: 64352 bytes
• Verdict: malicious (94/100)

Detections (4 of 50 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• ClamAV (daily): Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
• Emsisoft (Emergency Kit): PDF.Spam.Heur.1
• Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

MITRE ATT&CK

• T1566.002

Why this verdict

The malicious score of 94/100 is the fusion of 5 weighted signals:

• ClamAV (daily) flagged Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 (rule Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0) - engine signal, weight 0.90, confidence 0.95
• Embedded link rated suspicious by URL analysis: https://static1.squarespace.com/static/5fc0c6a4a87939686407af5f/t/5fc2f45af8cdb769c6451174/1606612059883/rosetta_stone_spanish_answer_key_level_2.pdf - network signal, weight 0.40, confidence 0.60
• Embedded network infrastructure: https://trafffi.ru/wb?keyword=caaspp%20practice%20test%207th%20grade%20math%20pdf, https://static1.squarespace.com/static/5fc0c6a4a87939686407af5f/t/5fc2f45af8cdb769c6451174/1606612059883/rosetta_stone_spanish_answer_key_level_2.pdf, https://static1.squarespace.com/static/5fc0de27085bf90c0efce9ba/t/5fc1283ae18c5c478e256c61/1606494268447/towuwivolurasanajabo.pdf - static signal, weight 0.35, confidence 0.60
• Document active content: uri-action - static signal, weight 0.30, confidence 0.60
• Packing/obfuscation: high-entropy-blob - static signal, weight 0.25, confidence 0.55

Dynamic analysis

No runtime behaviour was captured for this sample, so the analysis above is static only. That is a limit of this run rather than evidence the sample does nothing.

Embedded URLs

• https://trafffi.ru/wb?keyword=caaspp%20practice%20test%207th%20grade%20math%20pdf
• https://static1.squarespace.com/static/5fc0c6a4a87939686407af5f/t/5fc2f45af8cdb769c6451174/1606612059883/rosetta_stone_spanish_answer_key_level_2.pdf
• https://static1.squarespace.com/static/5fc0de27085bf90c0efce9ba/t/5fc1283ae18c5c478e256c61/1606494268447/towuwivolurasanajabo.pdf
• https://fafugugopogewip.weebly.com/uploads/1/3/4/4/134464831/puvanugaligurux.pdf
• https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbcff8900f7af3919d3fc9c/1606221706259/franke_kitchen_faucets_india.pdf
• https://uploads.strikinglycdn.com/files/58fe3694-4ac8-4111-b512-01f83f6b9e42/cstephenmurray_thermodynamics_worksheet_answers.pdf
• https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbe39a861e25426e10465a4/1606302122033/check_if_key_present_in_dictionary_python.pdf
• https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbceec48cb11b25c09a8bae/1606217413590/huuuge_casino_hack_2020.pdf
• https://rizomoxus.weebly.com/uploads/1/3/4/5/134589692/7444991.pdf
• https://robonodibogiva.weebly.com/uploads/1/3/4/6/134630072/sawiniwogupezapug.pdf
• https://s3.amazonaws.com/gozifep/amor_de_verdade_sua_musica.pdf
• https://sorefikope.weebly.com/uploads/1/3/4/6/134664591/fd8db37a.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/

Embedded domains

• trafffi.ru
• static1.squarespace.com
• fafugugopogewip.weebly.com
• uploads.strikinglycdn.com
• rizomoxus.weebly.com
• robonodibogiva.weebly.com
• s3.amazonaws.com
• sorefikope.weebly.com
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report