SUSPICIOUS — zavoborosus.pdf
SUSPICIOUS — zavoborosus.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (58/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
f8c9cf5166213e46bf8d66d1e765afcc78f7a5c0877881c78fbfb43cacea70fe - SHA-1:
329fd0dcfc21f2088209f021102ccfd07bc8d673 - MD5:
67a3d97a4246cc69776351b545d4ba29 - ssdeep:
768:bgGzpD5pKprA4hQJZZVexAf+hPJgDaD3MXvXkgQNOKK8NgNBsUn3WA7HQcLMwF5n:kGFNpKhBAmhPJEaD3MfXkvNOKKOgNBFB - TLSH:
T124339EF350A7ED8C7E8B5F476ABB1119608AC78C61239BA08488371CC5BC7FD6E10A51 - Submitted as: zavoborosus.pdf
- File type: pdf · Size: 48635 bytes
- Verdict: suspicious (58/100)
Detections (3 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Trojan.Script.Generic
MITRE ATT&CK
Why this verdict
The suspicious score of 58/100 is the fusion of 4 weighted signals:
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/2542942a-814f-4676-ac4d-cc8462d981aa/24807793899.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ggtraff.ru/strik?keyword=st+louis+whirl, https://uploads.strikinglycdn.com/files/2542942a-814f-4676-ac4d-cc8462d981aa/24807793899.pdf, https://uploads.strikinglycdn.com/files/641cb9d8-0499-43e3-88a5-0d8a29adc729/raxopexozolul.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://ggtraff.ru/strik?keyword=st+louis+whirl
- https://s3.amazonaws.com/pazifetanegapu/wifom.pdf
- https://s3.amazonaws.com/pazifetanegapu/60678133778.pdf
- https://s3.amazonaws.com/pazifetanegapu/70283509248.pdf
- https://s3.amazonaws.com/leguvefu/49134341778.pdf
- https://uploads.strikinglycdn.com/files/2542942a-814f-4676-ac4d-cc8462d981aa/24807793899.pdf
- https://uploads.strikinglycdn.com/files/641cb9d8-0499-43e3-88a5-0d8a29adc729/raxopexozolul.pdf
- https://uploads.strikinglycdn.com/files/77ac45cf-c01f-4a38-a125-0df6dac42de3/29230202782.pdf
- https://uploads.strikinglycdn.com/files/b53eec63-186a-44ec-9f18-b6357b0805a8/5216988854.pdf
- https://cdn-cms.f-static.net/uploads/4365621/normal_5f8759a725fb8.pdf
- https://cdn-cms.f-static.net/uploads/4369146/normal_5f89116c0b283.pdf
- https://cdn-cms.f-static.net/uploads/4365627/normal_5f8a92cc2624b.pdf
- https://cdn-cms.f-static.net/uploads/4373788/normal_5f8e21804185e.pdf
- https://cdn-cms.f-static.net/uploads/4379612/normal_5f8af82d944f6.pdf
- https://cdn-cms.f-static.net/uploads/4366645/normal_5f89b7b9eeaf8.pdf
- https://cdn-cms.f-static.net/uploads/4373008/normal_5f89130af2df3.pdf
- https://s3.amazonaws.com/tetazino/57918354896.pdf
- https://s3.amazonaws.com/mijedusovineti/vuxudavavunurokuw.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
- ggtraff.ru
- s3.amazonaws.com
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- www.w3.org
- purl.org
- ns.adobe.com
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report