SUSPICIOUS — 3721208.pdf
SUSPICIOUS — 3721208.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (68/100), attributed to the REvil family. 3 of 50 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
88e8e60a49c1f72632006983bde9c99acaf7cc989abb20729d5e5dba0c439c0a - SHA-1:
b530b9eb2cb37ce8bd74a4f9413fc0c6e9377811 - MD5:
dff9781b6f8056ba8129eee7e429de95 - ssdeep:
768:OgGzpDYpFH3vbKAawQ0OWfe1xvXzv4p3HIhx0m8Pw/G8F8:rGF8pSUerr4p3HIhx08F8 - TLSH:
T1AE317CF32097EC8C7E83AB43EDEA15592449CB48A237936054DC6B2CC5BC6ED7E50821 - Submitted as: 3721208.pdf
- File type: pdf · Size: 40366 bytes
- Verdict: suspicious (68/100) · Family: REvil
Detections (3 of 50 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- YARA: Trellix/McAfee ATR: ATR_REvil_Sodinokibi
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The suspicious score of 68/100 is the fusion of 5 weighted signals:
- YARA: Trellix/McAfee ATR flagged ATR_REvil_Sodinokibi (rule
ATR_REvil_Sodinokibi) - engine signal, weight 0.35, confidence 0.70 - Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/a30595af-85e6-45dd-b485-ed1b3ea87a5f/vepatosixefibexikoxep.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ggtraff.ru/wb?keyword=la%20pavita%20pechugona, https://uploads.strikinglycdn.com/files/a30595af-85e6-45dd-b485-ed1b3ea87a5f/vepatosixefibexikoxep.pdf, https://uploads.strikinglycdn.com/files/446faf93-b829-4990-ac46-05fe50ba70a0/nuzuwifekejageme.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/wb?keyword=la%20pavita%20pechugona
- https://uploads.strikinglycdn.com/files/a30595af-85e6-45dd-b485-ed1b3ea87a5f/vepatosixefibexikoxep.pdf
- https://uploads.strikinglycdn.com/files/446faf93-b829-4990-ac46-05fe50ba70a0/nuzuwifekejageme.pdf
- https://uploads.strikinglycdn.com/files/36e28d6e-65f9-49f5-9894-17e82990db84/53049938017.pdf
- https://cdn.shopify.com/s/files/1/0501/7013/4678/files/gajibuxupotozixoj.pdf
- https://cdn.shopify.com/s/files/1/0439/0223/8888/files/perfectly_competitive_market_graph_long_run.pdf
- https://cdn-cms.f-static.net/uploads/4365555/normal_5f8726e79b330.pdf
- https://cdn-cms.f-static.net/uploads/4368477/normal_5f884c170c737.pdf
- https://cdn-cms.f-static.net/uploads/4366308/normal_5f8b1a1777f2e.pdf
- https://cdn.shopify.com/s/files/1/0495/6150/1848/files/91158104722.pdf
- https://cdn.shopify.com/s/files/1/0481/8717/9160/files/90181412754.pdf
- https://cdn-cms.f-static.net/uploads/4365563/normal_5f8766ce394ca.pdf
- https://cdn-cms.f-static.net/uploads/4374699/normal_5f8aaf9cd7c21.pdf
- https://cdn-cms.f-static.net/uploads/4366982/normal_5f873f735aad3.pdf
- https://uploads.strikinglycdn.com/files/41836a18-9cc8-4594-8044-3761b1c58789/komow.pdf
- https://uploads.strikinglycdn.com/files/2149d6c2-58f1-4eaa-bdf1-d0fff22f898a/litolononuf.pdf
- https://uploads.strikinglycdn.com/files/dd8183a4-069d-4582-833f-b23c62e3b684/86954574083.pdf
- https://uploads.strikinglycdn.com/files/06d0efcd-45ed-4dc9-8439-1ebf0da600cd/zeponoralakisoperevili.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
- uploads.strikinglycdn.com
- cdn.shopify.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