MALICIOUS — 91fda5ce014f9c1c7de9e3858eee5dd9ef04dcf237cd2894c854e7fedc619a1d
MALICIOUS — 91fda5ce014f9c1c7de9e3858eee5dd9ef04dcf237cd2894c854e7fedc619a1d is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 4 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
91fda5ce014f9c1c7de9e3858eee5dd9ef04dcf237cd2894c854e7fedc619a1d - SHA-1:
0425318cf4ce51d09aac2e0c17a3e4fded616482 - MD5:
48d50e3dfa0ca1cf0ec506b93823bc65 - ssdeep:
1536:POx9aKdOw1CVgxS7dBg0R4R7FacWWcF5oMuYB8/CedEUDkuWynOmZD0jtpwfPnVC:mxloJDR4PoWcHuYB8/CEEUDkonOW0jg0 - TLSH:
T1823AE0F7615BEE4CB7CB9F036E971829608DD78D34229B400508F91D85BC2AEBF61A41 - Submitted as: 91fda5ce014f9c1c7de9e3858eee5dd9ef04dcf237cd2894c854e7fedc619a1d
- File type: pdf · Size: 98205 bytes
- Verdict: malicious (98/100)
Detections (4 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 98/100 is the fusion of 7 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 (rule
Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0) - engine signal, weight 0.90, confidence 0.95 - Embedded link rated malicious by URL analysis: https://static.s123-cdn-static.com/uploads/4401697/normal_6006e18b341cc.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 17 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://drafthe.ru/pbw?utm_term=brian+froud+faeries+oracle+pdf, https://static.s123-cdn-static.com/uploads/4401697/normal_6006e18b341cc.pdf, https://wezuzaxularo.weebly.com/uploads/1/3/1/4/131406207/1672885.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 (13 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9624 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
- ntp.ubuntu.com
- _dosvc._tcp.local
- 250.255.255.239.in-addr.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
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787822178&P2=404&P3=2&P4=DStlmePNAonzMjrNp355YOTsOhp6XVelSpCVTrDo3BuXqaD4nGYUKjXK1d1LeecanIaS48vNFWCjE%2fuavkEoeQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787822202&P2=404&P3=2&P4=Sgv5U0Ax0RaGrCA7%2bolgp7xK4eDLXHmU%2bflUBzCauNBMzw9sI0fQNDF4ksl%2fMBXuQz9CYwb%2bQt9WSrWw0o6wPw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
5832b4456a1601cecde4e52afb0b9ee6d8b02fc428649b9d21d774f0cc5f6060 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\fcfabfc47acd97169093817566060937.png -
613abfa39ea7e58477fa4033146a1ae4db0c9e58c9775d98193098307d923550 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://drafthe.ru/pbw?utm_term=brian+froud+faeries+oracle+pdf
- https://static.s123-cdn-static.com/uploads/4401697/normal_6006e18b341cc.pdf
- https://wezuzaxularo.weebly.com/uploads/1/3/1/4/131406207/1672885.pdf
- https://kibalenujodoziz.weebly.com/uploads/1/3/0/7/130776895/8744339e8ae9.pdf
- https://static.s123-cdn-static.com/uploads/4468274/normal_5fca1217487bf.pdf
- https://witabavuwimob.weebly.com/uploads/1/3/4/3/134339013/tosabunizumeti.pdf
- https://cdn-cms.f-static.net/uploads/4384320/normal_60539b0486366.pdf
- https://cdn-cms.f-static.net/uploads/4393790/normal_5fe8c0fa620c8.pdf
- https://cdn-cms.f-static.net/uploads/4368991/normal_606e374f94a99.pdf
- http://mibegenav.pbworks.com/w/file/fetch/144466905/briggs_and_stratton_snow_blower_auger_parts.pdf
- https://pukewuvidepuf.weebly.com/uploads/1/3/4/3/134321324/2275527.pdf
- https://cdn-cms.f-static.net/uploads/4482216/normal_6027948091b6f.pdf
- http://faxofapuf.pbworks.com/f/at_what_coordinates_do_you_find_diamonds_in_minecraft.pdf
- https://nugakowizadofo.weebly.com/uploads/1/3/0/7/130738823/9886604.pdf
- https://cdn-cms.f-static.net/uploads/4426701/normal_601e035c43492.pdf
- https://xuserufibizu.weebly.com/uploads/1/3/4/1/134131258/247d648123e53.pdf
- https://static.s123-cdn-static.com/uploads/4406775/normal_5fcf60ce2b9ae.pdf
- https://zokejiwiperasuk.weebly.com/uploads/1/3/4/6/134668939/2e1f533403f38.pdf
- https://cdn-cms.f-static.net/uploads/4420039/normal_6024aa0f14fff.pdf
- https://cdn-cms.f-static.net/uploads/4390996/normal_601a62cb3823e.pdf
- https://neseriduro.weebly.com/uploads/1/3/4/8/134851425/gekijidawidemus.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/
Embedded domains
- drafthe.ru
- static.s123-cdn-static.com
- wezuzaxularo.weebly.com
- kibalenujodoziz.weebly.com
- witabavuwimob.weebly.com
- cdn-cms.f-static.net
- mibegenav.pbworks.com
- pukewuvidepuf.weebly.com
- faxofapuf.pbworks.com
- nugakowizadofo.weebly.com
- xuserufibizu.weebly.com
- zokejiwiperasuk.weebly.com
- neseriduro.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 51.105.71.136
- 135.233.95.80
- 203.26.79.13
- 13.89.179.15
- 52.123.252.223
- 52.110.12.45
- 4.230.171.124
- 52.230.59.222
- 74.178.76.128
- 20.184.175.10
- 52.123.128.14
- 40.99.133.210
- 135.233.45.223
- 57.154.63.210
- 92.223.78.30
- 48.199.12.1
- 51.116.246.105
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report