MALICIOUS — normal_5f87d042e7a4d.pdf
MALICIOUS — normal_5f87d042e7a4d.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
49d4221456c247f81ac291b2b326920b950b20c1ae729d9b2cc1f18d0f52a570 - SHA-1:
a62bf1a281220929a9361ccde529008cf19609fe - MD5:
cb4b8ce5b36c3791abd33b70510c48c8 - ssdeep:
768:VJgGzpDHpvQvO0jwJilyxq8VlhMQsqIYPM/uYqk5GmFQZIBMuAgWbRC:MGFTpfqqh7rMLxGmmiAgWbRC - TLSH:
T1A9329EF31053ED5D3B86DF03EDB629AA114AC7496137E3A04898B72CD4BC6BDAE04910 - Submitted as: normal_5f87d042e7a4d.pdf
- File type: pdf · Size: 43963 bytes
- Verdict: malicious (72/100)
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 malicious score of 72/100 is the fusion of 6 weighted signals:
- Contacted 15 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/3ef5e76d-8eda-40a3-a941-41b5251f9367/87947543730.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/123?keyword=national+kidney+foundation+diabetes+guidelines, https://cdn.shopify.com/s/files/1/0493/1285/8278/files/80560473309.pdf, https://cdn.shopify.com/s/files/1/0502/1555/1148/files/hsbc_expat_survey.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
- Extracted generic config (8 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9872 behavior events · 0 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- desktop-hsgcbep
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
- 2.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 3.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 252.0.0.224.in-addr.arpa
- 255.255.254.169.in-addr.arpa
- 79.243.254.169.in-addr.arpa
- 251.0.0.224.in-addr.arpa
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
b12acd7a77ae2e1f88a987db9af874bd63c4311c463f61b32ae8e9fa4a200819 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\ee46dbb0d786db86354fd209c774d83f.png -
10e936abfca31e47227eee370fd3b1f81f9f8c9e43f62765cf0ca2bf822e9563 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/123?keyword=national+kidney+foundation+diabetes+guidelines
- https://cdn.shopify.com/s/files/1/0493/1285/8278/files/80560473309.pdf
- https://cdn.shopify.com/s/files/1/0502/1555/1148/files/hsbc_expat_survey.pdf
- https://cdn.shopify.com/s/files/1/0484/2674/6024/files/rstudio_cannot_open_the_connection.pdf
- https://wepeweguwerixum.weebly.com/uploads/1/3/1/8/131856135/38c98cb1a698685.pdf
- https://nudojafobedem.weebly.com/uploads/1/3/1/3/131379550/5cd54cf48e.pdf
- https://guwomenod.weebly.com/uploads/1/3/0/8/130873843/tiladejonu.pdf
- https://pudukodup.weebly.com/uploads/1/3/1/4/131407572/9f1ac3284bbb.pdf
- https://xebikazogede.weebly.com/uploads/1/3/2/7/132740990/b14c538121.pdf
- https://uploads.strikinglycdn.com/files/3ef5e76d-8eda-40a3-a941-41b5251f9367/87947543730.pdf
- https://uploads.strikinglycdn.com/files/5a9a61ee-a51c-4d12-a03c-d44baac41b2c/putatukeni.pdf
- https://uploads.strikinglycdn.com/files/fb779d74-d280-4e71-80dd-3f7cb3ffffa7/16478226141.pdf
- https://uploads.strikinglycdn.com/files/0afebf02-2eee-4a99-8c7d-819b0eb59497/bivonopulimid.pdf
- https://cdn.shopify.com/s/files/1/0433/3695/8106/files/greenworks_5.5a_electric_grass_trimmer_manual.pdf
- https://cdn.shopify.com/s/files/1/0502/6555/5099/files/capture_one_12_user_manual.pdf
- https://cdn.shopify.com/s/files/1/0496/5348/1625/files/comcast_business_mission_statement.pdf
- https://cdn-cms.f-static.net/uploads/4368503/normal_5f878d04431a3.pdf
- https://cdn-cms.f-static.net/uploads/4365601/normal_5f87223c38400.pdf
- https://cdn-cms.f-static.net/uploads/4369512/normal_5f87ccb2c987a.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
- cctraff.ru
- cdn.shopify.com
- wepeweguwerixum.weebly.com
- nudojafobedem.weebly.com
- guwomenod.weebly.com
- pudukodup.weebly.com
- xebikazogede.weebly.com
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.184.175.12
- 20.42.65.91
- 40.84.97.4
- 52.230.59.222
- 4.247.188.224
- 4.230.171.124
- 135.232.92.137
- 52.168.117.175
- 52.182.141.63
- 52.123.128.14
- 72.145.35.111
- 203.26.79.13
- 4.150.223.109
- 52.168.112.67
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report