MALICIOUS — vivomoraz.pdf
MALICIOUS — vivomoraz.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:
f8ff21cb36447beaa2ebc200ac48a527c7977b4d67a9b81af2b7fd3fec4f166a - SHA-1:
51f9668ce91667cc7c7ff23f56969e0bcc786006 - MD5:
eb6d884b7c3421b8f3de6240a9adc767 - ssdeep:
768:XgGzpDjFwxvdJ5tXeiTD32QOj+theHRKOimQjHBfgX:wGFXWvdJXe4T7Oj+theHRKOi9jhfgX - TLSH:
T13E317DF34497ED9C7D87AB8399F602946089C38A313697A014D87B6DC4BC6BDBF10960 - Submitted as: vivomoraz.pdf
- File type: pdf · Size: 42037 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 19 external host(s) at runtime (7 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/f618c647-96fd-4276-b62c-4c59dba4bf37/xejufob.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=factores+de+conversion+ejercicios+pdf, https://site-1037848.mozfiles.com/files/1037848/88059698928.pdf, https://site-1036767.mozfiles.com/files/1036767/pabomidogawu.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 (19 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9701 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
- c.pki.goog
- ntp.ubuntu.com
- _dosvc._tcp.local
- desktop-hsgcbep._dosvc._tcp.local
- desktop-hsgcbep
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787778246&P2=404&P3=2&P4=IkMY5LB5DSNgo3AzbCVSg9zDKq397Bh40nIlWb0Dc9o9J%2b%2bULZ%2fgzfYy3uXu21mJJxobm4Sztq1Yrk8ckApohg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\ac7960809802e4dc91c94db22a8e06a1.png -
9d8635b00c2e6eccd0bb680b120f0628471494bc2d09ecd84ead27bfbb49a904 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
da8a96d93624b74034078e9353196584c6376e78655e3c87d8e843f04cffb49c - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=factores+de+conversion+ejercicios+pdf
- https://site-1037848.mozfiles.com/files/1037848/88059698928.pdf
- https://site-1036767.mozfiles.com/files/1036767/pabomidogawu.pdf
- https://site-1039602.mozfiles.com/files/1039602/61576046898.pdf
- https://site-1036685.mozfiles.com/files/1036685/53788621514.pdf
- https://site-1039725.mozfiles.com/files/1039725/muteferinulenupukodurav.pdf
- https://uploads.strikinglycdn.com/files/f618c647-96fd-4276-b62c-4c59dba4bf37/xejufob.pdf
- https://uploads.strikinglycdn.com/files/0c549a2c-2eb5-4c42-b823-5ddd7fdaf9c4/guxabuzabiginixevi.pdf
- https://uploads.strikinglycdn.com/files/e2d42b65-bb3b-4b0d-8338-60462e13dcfc/xufexuzanelukowekajokulol.pdf
- https://uploads.strikinglycdn.com/files/a796a85e-9051-43dc-abbe-5ae8ae45d07f/kixezesemetena.pdf
- https://uploads.strikinglycdn.com/files/b9477331-29e3-411e-8f70-c506a70f39e1/sagodu.pdf
- https://uploads.strikinglycdn.com/files/82ddab8e-f317-40dd-b92c-5fc9cd7a7206/3444760939.pdf
- https://uploads.strikinglycdn.com/files/9749a46a-8d07-4abc-8f06-c327ba2398b7/bugotaporimi.pdf
- https://uploads.strikinglycdn.com/files/e914e617-ba62-47ce-8648-1ae33c00db6f/82408441806.pdf
- http://wetovorit.elliseffect.com/uploads/1/3/0/7/130775209/3069555.pdf
- http://files.biblestudylife.com/uploads/1/3/1/6/131606248/414e62bf7.pdf
- http://files.seedsofhopefdn.org/uploads/1/3/0/8/130814100/7740865.pdf
- http://vojuxeluf.tenderpresence.com/uploads/1/3/1/4/131409310/jotima-ladepuwulu-jotazizi.pdf
- http://pinakak.fredtheafghan.com/uploads/1/3/0/7/130740164/5aa5ea85f51b.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
- site-1037848.mozfiles.com
- site-1036767.mozfiles.com
- site-1039602.mozfiles.com
- site-1036685.mozfiles.com
- site-1039725.mozfiles.com
- uploads.strikinglycdn.com
- wetovorit.elliseffect.com
- files.biblestudylife.com
- files.seedsofhopefdn.org
- vojuxeluf.tenderpresence.com
- pinakak.fredtheafghan.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.42.179.204
- 52.123.252.215
- 52.110.12.44
- 52.110.12.20
- 4.230.171.124
- 20.247.184.197
- 203.26.79.13
- 20.42.65.91
- 74.179.77.204
- 20.112.250.133
- 20.50.201.195
- 52.123.128.14
- 4.247.188.224
- 135.233.45.221
- 52.123.252.216
- 74.179.71.159
- 142.250.195.163
- 52.168.112.67
- 142.250.195.227
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report