MALICIOUS — normal_5f876f0b32230.pdf
MALICIOUS — normal_5f876f0b32230.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:
ff3cad631df1d0bcc6265f70306cdf53df7edab4c1d9caf66808e122b499fa00 - SHA-1:
57b7ecfebabd09082fdd9abcc87ce07472ed788f - MD5:
9663afbd52f2b29db6109fe115d6c9ec - ssdeep:
768:NgGzpDNeU13HuvK2sDyiWILXYO6t4GBzNFzZ6YHCukxHl3jxSIO7qTC5Jsi:uGF5euOi2sunIZQNFgYHKFB4R7si - TLSH:
T1D5337DF340B3DD8C7ACB9F07AA9E2568604ADB4C6132A7645188772CC47C7BE7E41A50 - Submitted as: normal_5f876f0b32230.pdf
- File type: pdf · Size: 50555 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 17 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/ef9cafb0-e19c-4c2b-b592-175e3a72698d/nigapovuse.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/123?keyword=e%252Bh+magnetic+flow+meter+pdf, https://riwisasivituw.weebly.com/uploads/1/3/1/0/131070703/7373486.pdf, https://fadusoga.weebly.com/uploads/1/3/0/7/130739873/4de2d21244539.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 (14 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9683 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
- 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
- desktop-hsgcbep
- 250.255.255.239.in-addr.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
- 252.0.0.224.in-addr.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
- ntp.ubuntu.com
- desktop-hsgcbep._dosvc._tcp.local
- 255.255.254.169.in-addr.arpa
- 79.243.254.169.in-addr.arpa
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
9ebdcbb9d8248032526d5b9ff56e313c71bf56d74835d8ba1c01848bbccb64a9 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\3b96f511151004d552e7b23b23dcbf89.png -
e7fec4706098aebe563b984a8c2dce9573d65a26da3302e025ba102dbb4e842f - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/123?keyword=e%252Bh+magnetic+flow+meter+pdf
- https://riwisasivituw.weebly.com/uploads/1/3/1/0/131070703/7373486.pdf
- https://fadusoga.weebly.com/uploads/1/3/0/7/130739873/4de2d21244539.pdf
- https://vuxozajuje.weebly.com/uploads/1/3/1/3/131379873/7d7b6617ab8.pdf
- https://mogilifus.weebly.com/uploads/1/3/0/7/130739831/8347111.pdf
- https://uploads.strikinglycdn.com/files/ef9cafb0-e19c-4c2b-b592-175e3a72698d/nigapovuse.pdf
- https://uploads.strikinglycdn.com/files/2b55e636-29bb-4222-a70e-eab8e42387be/88438133773.pdf
- https://uploads.strikinglycdn.com/files/845a9a05-8a9f-4a00-84b1-c8899ce9ad7f/4197436954.pdf
- https://uploads.strikinglycdn.com/files/de3168b0-b42f-443c-ac92-76afaef33458/36479407124.pdf
- https://uploads.strikinglycdn.com/files/94ead084-b638-49f1-9049-7ec5bf06213c/rukutivepufifefosutu.pdf
- https://site-1042917.mozfiles.com/files/1042917/kojosodaxulavukaxidim.pdf
- https://site-1043377.mozfiles.com/files/1043377/kipiwapuratopawaw.pdf
- https://site-1038980.mozfiles.com/files/1038980/sozuzotariwuj.pdf
- https://site-1043607.mozfiles.com/files/1043607/votekujagobufoborawi.pdf
- https://site-1040352.mozfiles.com/files/1040352/rasinidomomoletu.pdf
- https://uploads.strikinglycdn.com/files/a8152462-01b0-4528-8624-a36e74f973ba/67406531188.pdf
- https://uploads.strikinglycdn.com/files/05fd6c84-f832-44c7-ac68-3e9f774f8d12/nosewe.pdf
- https://uploads.strikinglycdn.com/files/69e7700b-d691-4ca9-978f-9c4009c3775c/17849265208.pdf
- https://zesopupejilit.weebly.com/uploads/1/3/0/7/130738861/67f7767f9a8dfa.pdf
- https://vopevejefed.weebly.com/uploads/1/3/1/6/131606133/5162005.pdf
- https://guwomenod.weebly.com/uploads/1/3/0/8/130873843/lanadez.pdf
- https://besavikeneg.weebly.com/uploads/1/3/2/8/132815808/9220672.pdf
- https://cdn-cms.f-static.net/uploads/4366005/normal_5f86f84c2e968.pdf
- https://cdn-cms.f-static.net/uploads/4366360/normal_5f87190cdeaed.pdf
- https://cdn-cms.f-static.net/uploads/4367019/normal_5f87586d46e58.pdf
Embedded domains
- cctraff.ru
- riwisasivituw.weebly.com
- fadusoga.weebly.com
- vuxozajuje.weebly.com
- mogilifus.weebly.com
- uploads.strikinglycdn.com
- site-1042917.mozfiles.com
- site-1043377.mozfiles.com
- site-1038980.mozfiles.com
- site-1043607.mozfiles.com
- site-1040352.mozfiles.com
- zesopupejilit.weebly.com
- vopevejefed.weebly.com
- guwomenod.weebly.com
- besavikeneg.weebly.com
- cdn-cms.f-static.net
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 74.178.76.128
- 172.172.255.216
- 4.247.188.233
- 172.66.2.5
- 52.123.252.223
- 52.110.12.25
- 4.230.171.124
- 20.165.94.63
- 135.232.92.97
- 40.79.150.122
- 72.145.35.103
- 20.76.201.171
- 203.26.79.13
- 52.123.128.14
- 20.42.179.204
- 135.233.95.80
- 20.42.65.89
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report