SUSPICIOUS — woxekilidonur.pdf
SUSPICIOUS — woxekilidonur.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (68/100). 3 of 50 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
390406d044cf1d2e85a8ba2f91ac2447e60b02ba7cbaf52e66c77da19e172398 - SHA-1:
846c5fe5a6418f78c0aa55a49eadbb620d1cb00d - MD5:
204191393f979aa6dbd68d3fbc5dde5a - ssdeep:
768:JdgGzpDycYrhXbbz8OExStBYD6Tx2a5BzHs90kqpQPgf:JeGFRL8SWT8aPzt3pQPgf - TLSH:
T11C307CF310A7EC8CBE8A9B03ADEB109A5489E348B133D76059D8776DC5BC67D6E00851 - Submitted as: woxekilidonur.pdf
- File type: pdf · Size: 36342 bytes
- Verdict: suspicious (68/100)
Detections (3 of 50 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Microsoft Defender: flagged
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The suspicious score of 68/100 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 network infrastructure: https://cctraff.ru/wb?keyword=ordering%20numbers%20worksheets%20kindergarten, https://cdn.shopify.com/s/files/1/0498/1404/4827/files/vocaloids_episode_10.pdf, https://cdn.shopify.com/s/files/1/0433/7483/7925/files/73868695554.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
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90 - Extracted generic config (17 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9742 behavior events · 1 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
- 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
- 79.243.254.169.in-addr.arpa
- 255.255.254.169.in-addr.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
- desktop-hsgcbep
- desktop-hsgcbep._dosvc._tcp.local
- desktop-hsgcbep(1)._dosvc._tcp.local
- ntp.ubuntu.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\8399ce38892d68ecb5d064f1da72b9a3.png -
84b6932e71afff96cbfa8bf4ebe99d72ec6f87dfa0bd3dfad298ae8855726568 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
0e4a026edb05265884b8ec14f5227ce10f7d9f99c6c358e314447f1463194fff - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/wb?keyword=ordering%20numbers%20worksheets%20kindergarten
- https://s3.amazonaws.com/mejados/jerrold_zar_biostatistical_analysis.pdf
- https://s3.amazonaws.com/gizonukorad/87766863773.pdf
- https://s3.amazonaws.com/podawakumepewez/caddy_m24s.pdf
- https://cdn.shopify.com/s/files/1/0498/1404/4827/files/vocaloids_episode_10.pdf
- https://cdn.shopify.com/s/files/1/0433/7483/7925/files/73868695554.pdf
- https://cdn.shopify.com/s/files/1/0494/4773/1359/files/39913776606.pdf
- https://cdn.shopify.com/s/files/1/0431/3228/9178/files/70633841467.pdf
- https://cdn.shopify.com/s/files/1/0432/2082/8315/files/national_geographic_bee_questions_and_answers.pdf
- https://cdn.shopify.com/s/files/1/0435/0607/3759/files/algebra_2_readiness_test.pdf
- https://cdn.shopify.com/s/files/1/0502/3308/2014/files/enough_to_exercise.pdf
- https://uploads.strikinglycdn.com/files/7a408211-eda1-4328-bb0e-4680c72e1ee7/paxeribopakopok.pdf
- https://uploads.strikinglycdn.com/files/a5adf9c1-9995-4ffd-ab30-373bfe352e5b/2736993241.pdf
- https://uploads.strikinglycdn.com/files/2a735402-2b26-4f3e-b440-9f71da4863d7/63233261308.pdf
- https://uploads.strikinglycdn.com/files/e5162895-22c7-4962-a736-a84cdfb8da34/download_kaplan_physiology.pdf
- https://uploads.strikinglycdn.com/files/baa96268-8683-4452-a928-f84b926111be/90162271225.pdf
- https://uploads.strikinglycdn.com/files/533d239f-c281-4b02-8f6f-377924e48ad4/56562774673.pdf
- https://uploads.strikinglycdn.com/files/4910432e-b736-402e-8822-024d6001af9a/moleraxeselajubifavej.pdf
- https://babinekisifuve.weebly.com/uploads/1/3/2/6/132696104/vasobujixoremiwaj.pdf
- https://xujaxivef.weebly.com/uploads/1/3/1/4/131438557/6437483.pdf
- https://lipowuripipu.weebly.com/uploads/1/3/1/3/131378852/nazobupe.pdf
- https://wefolukozik.weebly.com/uploads/1/3/1/4/131406413/e17b39e.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/
Embedded domains
- cctraff.ru
- s3.amazonaws.com
- cdn.shopify.com
- uploads.strikinglycdn.com
- babinekisifuve.weebly.com
- xujaxivef.weebly.com
- lipowuripipu.weebly.com
- wefolukozik.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.123.252.235
- 52.110.12.10
- 52.110.12.42
- 4.230.171.124
- 57.155.101.212
- 52.230.59.222
- 135.232.92.97
- 20.112.250.133
- 74.179.77.204
- 52.123.129.14
- 20.184.175.13
- 52.123.252.245
- 72.154.7.99
- 203.26.79.13
- 172.215.188.225
- 4.150.223.109
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report