MALICIOUS — vimebedida.pdf
MALICIOUS — vimebedida.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 2 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
35d501dbaafae5169cf805c9138ef2bac47873a0a8ac85af92b092ff17ef6c9f - SHA-1:
3770aba7fef3d57446ed9a6f7a85eb4b7d19cc5a - MD5:
711450c9e3ea8e6c8b358b056f9d2f8e - ssdeep:
1536:DGFmp+fjIr9t/T8SGVYZpos6jh0OxTdAYy1VcxcshhccZp+SNb8tK:SFmp+U9xwSGQ2P0MZXmQScZ8SNbX - TLSH:
T13938DFB3A167DD8C6B8F6B47EDB71109A086E68D6223E3901598772CC47C6EC7F14820 - Submitted as: vimebedida.pdf
- File type: pdf · Size: 79000 bytes
- Verdict: malicious (72/100)
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 72/100 is the fusion of 6 weighted signals:
- Contacted 18 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/d4020a9b-44ce-4c11-8d39-a8928cd559fd/37923091023.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ggtraff.ru/strik?keyword=descargar+curso+de+electronica+basic, https://uploads.strikinglycdn.com/files/d4020a9b-44ce-4c11-8d39-a8928cd559fd/37923091023.pdf, https://uploads.strikinglycdn.com/files/29561fc3-2340-452f-bd5c-ef6cff74df49/6618710342.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)
9720 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
- 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
- desktop-hsgcbep
- 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
- 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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
d6f622e673dbea34f6a5ecef3403bc47b7c5c19c9d0a72b4c93bcc36e682f3da - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\e213d06a35167fc1f761b70dd1056c89.png -
66e1b96b3ac133edae75fa7cf145606248fd273cdf03cf78507c0b4840fa71c4 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/strik?keyword=descargar+curso+de+electronica+basic
- https://uploads.strikinglycdn.com/files/d4020a9b-44ce-4c11-8d39-a8928cd559fd/37923091023.pdf
- https://uploads.strikinglycdn.com/files/29561fc3-2340-452f-bd5c-ef6cff74df49/6618710342.pdf
- https://uploads.strikinglycdn.com/files/d58bdf1f-e3e4-4d15-81df-61be115a5822/pasenivutafe.pdf
- https://uploads.strikinglycdn.com/files/789b5ffe-d253-4933-8d0b-349b16d699a4/72965872179.pdf
- https://site-1036807.mozfiles.com/files/1036807/dibafix.pdf
- https://site-1038431.mozfiles.com/files/1038431/24998583381.pdf
- https://site-1041286.mozfiles.com/files/1041286/5162068468.pdf
- https://site-1039785.mozfiles.com/files/1039785/13804218370.pdf
- https://site-1036628.mozfiles.com/files/1036628/67334313521.pdf
- https://uploads.strikinglycdn.com/files/49c5991c-6d49-4516-a4fb-85b892e19978/lagogi.pdf
- https://uploads.strikinglycdn.com/files/e73b01d4-4e3d-4ad8-b5c4-b198223ed4b6/negixumeronaninifogokux.pdf
- https://uploads.strikinglycdn.com/files/36201af8-845d-43e8-a846-8597dde821c7/juwamozanakuva.pdf
- https://uploads.strikinglycdn.com/files/937ee1cd-54ef-4533-bacf-3a0c4cf113c7/71273295695.pdf
- https://site-1037893.mozfiles.com/files/1037893/maridupugimeg.pdf
- https://site-1042009.mozfiles.com/files/1042009/49112673675.pdf
- https://site-1038982.mozfiles.com/files/1038982/76659147935.pdf
- https://site-1040050.mozfiles.com/files/1040050/75536215233.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/
- http://www.msftconnecttest.com/connecttest.txt
Embedded domains
- ggtraff.ru
- uploads.strikinglycdn.com
- site-1036807.mozfiles.com
- site-1038431.mozfiles.com
- site-1041286.mozfiles.com
- site-1039785.mozfiles.com
- site-1036628.mozfiles.com
- site-1037893.mozfiles.com
- site-1042009.mozfiles.com
- site-1038982.mozfiles.com
- site-1040050.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 135.232.92.137
- 20.42.73.30
- 172.66.2.5
- 20.42.73.31
- 52.110.12.10
- 52.230.60.54
- 4.230.171.124
- 57.155.104.224
- 74.178.76.128
- 4.150.223.109
- 52.123.128.14
- 135.233.45.222
- 72.145.35.103
- 203.26.79.13
- 74.178.232.29
- 92.223.78.30
- 4.150.223.111
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report