MALICIOUS — normal_5f874a9cc7ba5.pdf
MALICIOUS — normal_5f874a9cc7ba5.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (84/100). 2 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
4f6a42a3dca36cba3dc3b1e42536284899e233b3047f1370aa3e601a219d11a6 - SHA-1:
cf346e3ddddf86a9a0511244c70c19b9a5a8c482 - MD5:
d4129ee168c8ae6baebfb400b84f4406 - ssdeep:
1536:qGFlp259mjYzHnBxoUwJp0LyfE2eBuQbsivxu3g:TFlpOpXoUwJpdfE8ksivxX - TLSH:
T1D438C0F31097DD4C6F8B6B039DB7065D598AC38C9132E7A0868C2B2DC07C9ED6E11995 - Submitted as: normal_5f874a9cc7ba5.pdf
- File type: pdf · Size: 82667 bytes
- Verdict: malicious (84/100)
Detections (2 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The malicious score of 84/100 is the fusion of 6 weighted signals:
- Embedded link rated malicious by URL analysis: https://cdn-cms.f-static.net/uploads/4365546/normal_5f871bcfbfe10.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 24 external host(s) at runtime (27 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/123?keyword=colonisation+of+america+pdf, https://uploads.strikinglycdn.com/files/f9b797ad-e45b-46fc-8b2a-8c09d34e38f4/36186081038.pdf, https://uploads.strikinglycdn.com/files/9d8c9d0c-0f09-44d4-90e9-00e903ffe2ae/mefalod.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 (18 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
8718 behavior events · 0 ATT&CK techniques · 2 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
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- licensing.mp.microsoft.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\3ee3a5c93efc0ae912abf0f63ffb9563.png -
a46ec9e486710f3a6870942cc5cd15fccb9559ce97a20ca4db853eab8520f7e9 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
ada8468d1f6c91dbe974ae80d2639cce43065e310fc649a4829c1142f0877612
Embedded URLs
- https://gettraff.ru/123?keyword=colonisation+of+america+pdf
- https://uploads.strikinglycdn.com/files/f9b797ad-e45b-46fc-8b2a-8c09d34e38f4/36186081038.pdf
- https://uploads.strikinglycdn.com/files/9d8c9d0c-0f09-44d4-90e9-00e903ffe2ae/mefalod.pdf
- https://uploads.strikinglycdn.com/files/d4e21f67-8ae7-45ef-88f5-eb59d3d75d3e/16831194195.pdf
- https://uploads.strikinglycdn.com/files/21a93f29-3a9c-4d3f-b2d0-4710f24b73a6/fexegotabodisijarujumofew.pdf
- https://uploads.strikinglycdn.com/files/4287dc9d-cd9e-422d-905c-608e2222fa89/70615945062.pdf
- https://cdn-cms.f-static.net/uploads/4365546/normal_5f871bcfbfe10.pdf
- https://cdn-cms.f-static.net/uploads/4366377/normal_5f87440ac8ba9.pdf
- https://cdn-cms.f-static.net/uploads/4366036/normal_5f870a856b6aa.pdf
- https://cdn-cms.f-static.net/uploads/4366312/normal_5f8737db02413.pdf
- https://keniwuki.weebly.com/uploads/1/3/1/4/131483234/fibawubaxavuvabu.pdf
- https://pigogokeda.weebly.com/uploads/1/3/1/8/131857695/somulimezopomab-nolapuxoduvamak.pdf
- https://site-1039811.mozfiles.com/files/1039811/zerakore.pdf
- https://site-1037141.mozfiles.com/files/1037141/jetunenefe.pdf
- https://site-1043408.mozfiles.com/files/1043408/domusop.pdf
- https://site-1038338.mozfiles.com/files/1038338/48655676505.pdf
- https://site-1038988.mozfiles.com/files/1038988/25050491189.pdf
- https://uploads.strikinglycdn.com/files/4fcdd353-4c37-49b2-92bf-e4f7d1b27cfb/71776936438.pdf
- https://uploads.strikinglycdn.com/files/de2b097c-4ce6-4da1-98a7-83cc920060d2/55845413597.pdf
- https://uploads.strikinglycdn.com/files/3fcd27f3-308e-48ea-9472-2a147428cefc/vofamujosij.pdf
- https://uploads.strikinglycdn.com/files/3c3d1c70-2d4a-4c80-8701-0aba47b0c5c7/lamimupozudimarijore.pdf
- https://uploads.strikinglycdn.com/files/e318676b-3dc8-4f02-b887-7f6f1036f08b/76990735452.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/
Embedded domains
- gettraff.ru
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- keniwuki.weebly.com
- pigogokeda.weebly.com
- site-1039811.mozfiles.com
- site-1037141.mozfiles.com
- site-1043408.mozfiles.com
- site-1038338.mozfiles.com
- site-1038988.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 74.178.76.44
- 4.150.223.104
- 4.144.132.223
- 4.230.171.124
- 57.155.101.212
- 74.178.240.61
- 135.232.92.97
- 20.42.65.85
- 203.26.79.13
- 20.231.239.246
- 52.123.128.14
- 20.165.94.46
- 52.123.252.245
- 135.233.45.223
- 52.148.114.188
- 92.223.78.30
- 72.153.5.63
- 172.170.180.133
- 51.132.193.105
- 52.110.12.5
- 52.110.12.3
- 52.168.112.67
- 52.110.12.54
- 52.110.12.19
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report