SUSPICIOUS — muban.pdf
SUSPICIOUS — muban.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (64/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
154213c81279297c2624bc8c71c4034180cab99372a6e61b974e977129ba7d49 - SHA-1:
582592c77a05e1d0a06176e8c24673a62806565f - MD5:
95489591e2f22a31644f22aaeb2ebaad - ssdeep:
768:xgGzpDae20NWPU6m7BbRYocjVd/UYTplRZhGl0FQMnL/xEdTy4pmIlhkBbyldxD:CGFueXyoI7/TnRZIlqhnCdFp2BIdxD - TLSH:
T135338DF310A7DC8C7BCBAF07ADA7119DA08A978C61369750049C7B2DC4BC6BD6E10A51 - Submitted as: muban.pdf
- File type: pdf · Size: 48149 bytes
- Verdict: suspicious (64/100)
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 suspicious score of 64/100 is the fusion of 5 weighted signals:
- Contacted 18 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ggtraff.ru/strik?keyword=cavalcadepublishing+com+balancing+chemical+equations, https://uploads.strikinglycdn.com/files/494e8b4c-9439-4310-927b-a6c35e2871f3/52482772237.pdf, https://uploads.strikinglycdn.com/files/ed340bed-c54c-4264-a25a-4c4a6e99ac4f/69361526060.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 (15 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9678 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
- 250.255.255.239.in-addr.arpa
- 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
- 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
- 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
- 79.243.254.169.in-addr.arpa
- 255.255.254.169.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
3a75aa91b28a0163570fef951829b72f8fd35dcabc55e46b856d5025db0c3cfc - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\e261785d14561eb10d211e2573d94efe.png -
fe9a5e78ce6c1d93defd5defa06a846a0383d5a8a7542b9f32c1adea48589e3f - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/strik?keyword=cavalcadepublishing+com+balancing+chemical+equations
- https://uploads.strikinglycdn.com/files/494e8b4c-9439-4310-927b-a6c35e2871f3/52482772237.pdf
- https://uploads.strikinglycdn.com/files/ed340bed-c54c-4264-a25a-4c4a6e99ac4f/69361526060.pdf
- https://uploads.strikinglycdn.com/files/40c40e98-78db-4f4d-895b-c999163a0930/simplifying_and_evaluating_expressions_worksheet.pdf
- https://uploads.strikinglycdn.com/files/851d22cc-31c2-42bf-8f1c-3062024dde28/bobegusalikimudubisi.pdf
- https://uploads.strikinglycdn.com/files/58679fbe-8eb1-42a8-9112-74b283970368/dizuwavusipusatet.pdf
- https://uploads.strikinglycdn.com/files/7de7e5d2-ab86-4522-bdc8-d8a85a5da86f/vaxobexadujixuw.pdf
- https://uploads.strikinglycdn.com/files/3f19ed1e-caec-46f5-99a3-3da6cf7ba40d/tofopunufiwipunowagigo.pdf
- https://uploads.strikinglycdn.com/files/a11bbc01-99cc-4c17-9dc3-d5dcd82bfdfa/73804743475.pdf
- https://uploads.strikinglycdn.com/files/d7385eda-5a08-4c2f-b9cf-196d7d82aed6/65118173581.pdf
- https://goduvozimaku.weebly.com/uploads/1/3/1/3/131380582/6d37d7c29be0.pdf
- https://jarapitoxedomel.weebly.com/uploads/1/3/1/4/131437170/zarodiseju-wupixuzudisune-falalone.pdf
- https://fupexorugukemig.weebly.com/uploads/1/3/0/8/130814763/1823597.pdf
- https://jatorogerujew.weebly.com/uploads/1/3/2/7/132710569/5650151.pdf
- https://mizunawakore.weebly.com/uploads/1/3/1/4/131406356/lisaxidokavotu.pdf
- https://cdn-cms.f-static.net/uploads/4366000/normal_5f872d259e7d0.pdf
- https://cdn-cms.f-static.net/uploads/4371266/normal_5f8926e85627a.pdf
- https://cdn-cms.f-static.net/uploads/4366664/normal_5f8aec60a921e.pdf
- https://uploads.strikinglycdn.com/files/6b73e5d7-9cc5-4da5-8af7-0b31a76b3c33/81830433072.pdf
- https://uploads.strikinglycdn.com/files/0c7283f2-ffec-491a-8241-99c97f04d6bb/puzedaset.pdf
- https://uploads.strikinglycdn.com/files/f3d68dd1-04cb-4193-a664-ed4a3e8f4280/70884659932.pdf
- https://cdn-cms.f-static.net/uploads/4376598/normal_5f8d34e11ae76.pdf
- https://cdn-cms.f-static.net/uploads/4369779/normal_5f8a4f310f931.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
Embedded domains
- ggtraff.ru
- uploads.strikinglycdn.com
- goduvozimaku.weebly.com
- jarapitoxedomel.weebly.com
- fupexorugukemig.weebly.com
- jatorogerujew.weebly.com
- mizunawakore.weebly.com
- cdn-cms.f-static.net
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 40.84.97.4
- 4.150.223.101
- 172.172.255.216
- 52.178.17.233
- 52.110.12.18
- 52.110.12.5
- 4.230.171.124
- 40.84.85.40
- 4.155.94.229
- 74.178.76.54
- 135.232.92.137
- 74.178.240.61
- 52.123.128.14
- 52.123.252.203
- 72.154.7.101
- 203.26.79.13
- 52.123.252.202
- 74.178.232.29
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report