MALICIOUS — normal_5f8a0dee12d5c.pdf
MALICIOUS — normal_5f8a0dee12d5c.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (84/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
aa83c3e721c9038eaf93c40d07cdc4b060d14cc358a22b7fc18a7b7660e79dc7 - SHA-1:
d354bba0df92175f57eaa3e8e45149c189ffe257 - MD5:
5898e1f97c0a3c630c09ac5b55cda89f - ssdeep:
768:ogGzpDBeKE6dst5BxU/9xehy06lzL4z/wBndJhquxUkCvWd3TyIsPD9TCuRoS2Ah:lGFteKuKD8c4z/Qd9xxqWd3G30uRoS2W - TLSH:
T1D6339DF310A7DD8C3A8ABB177DB624962589C78872379B20449C776CC5BC5BC6F10A60 - Submitted as: normal_5f8a0dee12d5c.pdf
- File type: pdf · Size: 48017 bytes
- Verdict: malicious (84/100)
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 84/100 is the fusion of 6 weighted signals:
- Embedded link rated malicious by URL analysis: https://cdn-cms.f-static.net/uploads/4365634/normal_5f875617dc2fd.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 18 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ttraff.ru/123?keyword=antibiotic+sensitivity+test+principle+and+procedure+pdf, https://cdn.shopify.com/s/files/1/0432/4658/3970/files/nastik_panditer_bhita.pdf, https://cdn.shopify.com/s/files/1/0500/1645/2799/files/xitimet.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 (10 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9845 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
- 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
- 252.0.0.224.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
- 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
- 79.243.254.169.in-addr.arpa
- 255.255.254.169.in-addr.arpa
- 250.255.255.239.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\cbfdbada14874c5a2004b57717b63ed9.png -
9be4ac45fa5ccff1e6bec7fc2948243547ba0ae428a4f54d66de712df4fe98bb - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
95affccfdddc8fd31ec2cab61262635ba57130a0521299444c9e16bc362c5dda - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ttraff.ru/123?keyword=antibiotic+sensitivity+test+principle+and+procedure+pdf
- https://cdn.shopify.com/s/files/1/0432/4658/3970/files/nastik_panditer_bhita.pdf
- https://cdn.shopify.com/s/files/1/0500/1645/2799/files/xitimet.pdf
- https://cdn.shopify.com/s/files/1/0440/8007/0821/files/jonokifel.pdf
- https://jakedekokobara.weebly.com/uploads/1/3/1/3/131381480/zanadutut_wexudafenatogun_jetomefoja.pdf
- https://uploads.strikinglycdn.com/files/73a57763-e9c8-406b-be36-5bb30992054d/60017936979.pdf
- https://uploads.strikinglycdn.com/files/620424da-f53a-478e-a9a3-2b1f942458d3/13445121626.pdf
- https://uploads.strikinglycdn.com/files/31caf900-13dc-4925-9266-816536734564/nikuvokox.pdf
- https://uploads.strikinglycdn.com/files/c5ba6e0a-90bb-4be3-943d-28302b9dc101/64860194867.pdf
- https://cdn-cms.f-static.net/uploads/4370294/normal_5f88eaa89b490.pdf
- https://cdn-cms.f-static.net/uploads/4367927/normal_5f875c6449dc7.pdf
- https://cdn-cms.f-static.net/uploads/4365634/normal_5f875617dc2fd.pdf
- https://uploads.strikinglycdn.com/files/4bddf16c-cf0a-4586-9370-07e4b8f26155/salotilibevex.pdf
- https://uploads.strikinglycdn.com/files/e93340f5-25e6-4324-b8b1-10f5c59c6377/jemutagesisizusavolobunur.pdf
- https://pobezewimo.weebly.com/uploads/1/3/2/6/132681951/9bc03c10e7d1.pdf
- https://xutewosabog.weebly.com/uploads/1/3/2/3/132303209/cc82c65ca.pdf
- https://jakedekokobara.weebly.com/uploads/1/3/1/3/131381480/1d44b872.pdf
- https://dirigesibujov.weebly.com/uploads/1/3/0/9/130969991/6583597.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
- ttraff.ru
- cdn.shopify.com
- jakedekokobara.weebly.com
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- pobezewimo.weebly.com
- xutewosabog.weebly.com
- dirigesibujov.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 74.178.240.61
- 52.168.117.169
- 20.42.179.204
- 40.79.163.155
- 52.253.84.76
- 4.230.171.124
- 20.89.1.10
- 74.178.76.128
- 20.165.94.54
- 52.123.129.14
- 92.223.78.30
- 52.123.252.239
- 74.178.232.29
- 135.232.92.137
- 203.26.79.13
- 57.155.104.224
- 52.168.117.174
- 4.150.223.108
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report