MALICIOUS — f2c5461a687e79523ccaa90f8e05ae77b36a46dc2aeaf9786c488627e414c773
MALICIOUS — f2c5461a687e79523ccaa90f8e05ae77b36a46dc2aeaf9786c488627e414c773 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100). 5 of 54 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
f2c5461a687e79523ccaa90f8e05ae77b36a46dc2aeaf9786c488627e414c773 - SHA-1:
208a2bc7f4b8d5fc5c6378c110aad00873289dff - MD5:
7d2d5af5c61689df7e5c34e1363b45be - ssdeep:
1536:rJb7l0jfI7kbj16/fjM634jtG2OC/LoViNOmGFe5CoGtp8sH6SI:VGI/fjhgG2D/hNOmGFe5CoGtp8sa - TLSH:
T15637C0F37097ED4CBA865F237EA215ADA08ED3886172C7B25484671D84FC6BD2F60580 - Submitted as: f2c5461a687e79523ccaa90f8e05ae77b36a46dc2aeaf9786c488627e414c773
- File type: pdf · Size: 74927 bytes
- Verdict: malicious (100/100)
Detections (5 of 54 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Trellix Stinger (McAfee): PDF/Phish-FAB!7D2D5AF5C616
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 100/100 is the fusion of 11 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 (rule
Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0) - engine signal, weight 0.90, confidence 0.95 - Embedded link rated malicious by URL analysis: https://uploads.strikinglycdn.com/files/542aec70-b798-44d8-9564-81666588277e/who_is_most_likely_suicidal_and_should_seek_help_brainly.pdf - network signal, weight 0.70, confidence 0.80
- Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule
PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85 - Trellix Stinger (McAfee) flagged PDF/Phish-FAB!7D2D5AF5C616 (rule
PDF/Phish-FAB!7D2D5AF5C616) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Hoax.PDF.Phish.gen (rule
HEUR:Hoax.PDF.Phish.gen) - engine signal, weight 0.55, confidence 0.85 - Contacted 7 external host(s) and 3 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://krisoc.ru/pbw?utm_term=onkyo+cr-325+with+bose+speakers, https://cdn-cms.f-static.net/uploads/4374207/normal_60541dbebfbd8.pdf, https://cdn-cms.f-static.net/uploads/4445871/normal_5fdc54fceb396.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 (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
1082 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- c.pki.goog
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
- _dosvc._tcp.local
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://c.pki.goog/r/r1.crl
- http://x2.c.lencr.org/
- http://ye.c.lencr.org/
- http://c.pki.goog/wr2/9UVbN0w5E6Y.crl
- http://yr.c.lencr.org/
- 23.40.52.85
- 23.11.37.157
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://krisoc.ru/pbw?utm_term=onkyo+cr-325+with+bose+speakers
- https://cdn-cms.f-static.net/uploads/4374207/normal_60541dbebfbd8.pdf
- https://cdn-cms.f-static.net/uploads/4445871/normal_5fdc54fceb396.pdf
- https://cdn-cms.f-static.net/uploads/4380084/normal_601ef1372bac9.pdf
- http://gediripu.pbworks.com/f/how_to_increase_tiktok_likes_and_followers_2020.pdf
- http://zufiwuz.pbworks.com/f/juzalanaxabiti.pdf
- https://uploads.strikinglycdn.com/files/542aec70-b798-44d8-9564-81666588277e/who_is_most_likely_suicidal_and_should_seek_help_brainly.pdf
- http://wenitat.pbworks.com/f/examples_of_irony_in_to_kill_a_mockingbird_with_page_numbers.pdf
- https://static.s123-cdn-static.com/uploads/4385214/normal_5fcf280da16e6.pdf
- http://bezagodo.pbworks.com/f/employee_retention_rate_excel_template.pdf
- https://static.s123-cdn-static.com/uploads/4403140/normal_5fc5ca3cdb3b1.pdf
- https://uploads.strikinglycdn.com/files/88a67177-3c86-4163-bc70-623e5897ee8a/2237938004.pdf
- http://lomexalipele.pbworks.com/w/file/fetch/144506886/30558820065.pdf
- https://cdn-cms.f-static.net/uploads/4446399/normal_602cf2ec6ec03.pdf
- http://gipomebepate.pbworks.com/f/82736329917.pdf
- https://uploads.strikinglycdn.com/files/2ec7ae14-69ce-438c-abf7-eca385636112/how_to_install_canon_printer_without_cd_on_mac.pdf
- https://cdn-cms.f-static.net/uploads/4468831/normal_5fe74d090c9d9.pdf
- https://uploads.strikinglycdn.com/files/4da5fd8c-925d-4536-b424-c96011ce246b/what_are_the_three_rules_for_writing_scientific_names.pdf
- http://foxobekizax.pbworks.com/w/file/fetch/144437550/carte_catacombes_paris.pdf
- https://uploads.strikinglycdn.com/files/b915b62e-8098-4cb1-a44d-325f563ca0a0/tiwabadoma.pdf
- https://static.s123-cdn-static-d.com/uploads/4489045/normal_60b2778a2217a.pdf
- https://uploads.strikinglycdn.com/files/f5e29489-3240-47a3-a24d-e02f068d1e0c/rcbs_chargemaster_1500_scale.pdf
- https://uploads.strikinglycdn.com/files/2587089f-e920-4f8d-9bb6-db33b7d418a8/xisuzezaji.pdf
- https://uploads.strikinglycdn.com/files/6eb242b9-9a90-4573-b2aa-55b66c8b5deb/98399926302.pdf
- https://uploads.strikinglycdn.com/files/b6239c85-0c19-4883-b9f1-8a34d397f7c9/62701493258.pdf
Embedded domains
- krisoc.ru
- cdn-cms.f-static.net
- gediripu.pbworks.com
- zufiwuz.pbworks.com
- uploads.strikinglycdn.com
- wenitat.pbworks.com
- static.s123-cdn-static.com
- bezagodo.pbworks.com
- lomexalipele.pbworks.com
- gipomebepate.pbworks.com
- foxobekizax.pbworks.com
- static.s123-cdn-static-d.com
- tisowowuduwe.pbworks.com
- www.w3.org
- purl.org
- ns.adobe.com
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
Embedded IP addresses
- 52.110.12.52
- 4.144.132.114
- 4.230.171.124
- 135.233.95.144
- 172.64.154.167
- 20.42.73.26
- 172.215.188.225
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report