MALICIOUS — normal_5f9bc38d6a12c.pdf
MALICIOUS — normal_5f9bc38d6a12c.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:
d9e1e2423e47d88252556d8ea00a1cdd45f18c7209cd77ffd847dd6fd1f15035 - SHA-1:
871841574e283d02797c241a1a8737cdabcabeb0 - MD5:
99f1f1c96a9e53eb52b33af62a335588 - ssdeep:
768:gygGzpDeliev/Imw3fCQ7wMsXpWQ8xj2GV908:gvGFqli5myqCUgQm2GV908 - TLSH:
T1492E8EF7516FDE8C36CAAF03E9E600952149C78D2037ABA048D97A7CC87C17D6E11964 - Submitted as: normal_5f9bc38d6a12c.pdf
- File type: pdf · Size: 31162 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 21 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/96780274-cc8d-4b4d-9955-9984bc0ea6f6/84719036156.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/123?keyword=pharrell+williams+happy+letra+youtube, https://cdn.shopify.com/s/files/1/0507/1405/0720/files/28264618508.pdf, https://cdn.shopify.com/s/files/1/0496/0757/3655/files/balls_out_gary_the_tennis_coach_2009.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 (7 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9677 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
- 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
- 79.243.254.169.in-addr.arpa
- 255.255.254.169.in-addr.arpa
- ntp.ubuntu.com
- 250.255.255.239.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
ac662a27223de59b8a744da6c794a35838bc97836f0a8260cd902625aecae299 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\248ec0ee82edc0082cc6d4617a0c1854.png -
0a463569f0db87088fbf9cc4a67f57592a6583170b2fa16f7086aa2aba93b900 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/123?keyword=pharrell+williams+happy+letra+youtube
- https://cdn.shopify.com/s/files/1/0507/1405/0720/files/28264618508.pdf
- https://cdn.shopify.com/s/files/1/0496/0757/3655/files/balls_out_gary_the_tennis_coach_2009.pdf
- https://uploads.strikinglycdn.com/files/96780274-cc8d-4b4d-9955-9984bc0ea6f6/84719036156.pdf
- https://uploads.strikinglycdn.com/files/0f70ab01-2d21-4975-97df-89002b5ec97a/aguamiel_fermentada_produce.pdf
- https://s3.amazonaws.com/kavitokolezub/el_autoestima_libros.pdf
- https://uploads.strikinglycdn.com/files/42fcb098-c462-4b93-b62f-87f309a0f26f/prepare_a_bank_reconciliation_for_del_gato_clinic_using_the_above_information.pdf
- https://uploads.strikinglycdn.com/files/42b28204-126a-4d6c-9cc4-6e615239dbd3/78825834770.pdf
- https://wavutokemik.weebly.com/uploads/1/3/4/3/134309613/refefanowox-bikuxudavopumep.pdf
- https://uploads.strikinglycdn.com/files/c155a093-a2fe-4770-bc82-f1e200713bcc/92519738052.pdf
- https://uploads.strikinglycdn.com/files/81cfd458-4078-4f9c-80e4-8c3d4bcf5532/baruvod.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
- 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=1787749020&P2=404&P3=2&P4=NZYci4yvej2pSJ16UJcrbEjSZPZh6bzo1CmCnKQ2odffZWLGd9aNR9HTqHCerwFQF9xOsmwB72S1vpAR3cI3Tg%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=1787749094&P2=404&P3=2&P4=VYUfPPypwtIqDl%2fWDn9IGTD98W%2bplNk5Dvk1OaxT4ZkF2NbgcBJ8PP2Bs41XbdGM%2fOz0VtF0SL8BZ54UvUIDVQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- cctraff.ru
- cdn.shopify.com
- uploads.strikinglycdn.com
- s3.amazonaws.com
- wavutokemik.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 4.207.44.69
- 20.165.94.63
- 40.84.85.40
- 20.184.175.21
- 52.123.252.203
- 52.123.252.242
- 52.168.117.174
- 52.110.12.45
- 4.230.171.124
- 52.230.60.54
- 74.178.76.128
- 20.236.44.162
- 135.232.92.137
- 52.123.129.14
- 20.184.175.4
- 40.79.167.9
- 74.179.71.159
- 203.26.79.13
- 85.210.196.11
- 92.223.78.30
- 74.178.232.29
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report