MALICIOUS — 55eb7ccf7678a413975d6a5d0f7e9f4279fa34810a165d47f09a66018aaefba3
MALICIOUS — 55eb7ccf7678a413975d6a5d0f7e9f4279fa34810a165d47f09a66018aaefba3 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:
55eb7ccf7678a413975d6a5d0f7e9f4279fa34810a165d47f09a66018aaefba3 - SHA-1:
e1294d69e73719e007db0cd89407a74232126a4f - MD5:
ec71500ad2665492eab0167dac5b3741 - ssdeep:
1536:jxDUP+Vw0cmcP5BnR/bXml/11FTC8vAeCY1UkC6G9AQJ+GEy5npxGsSCA:to+VxA5BkvAeCYWT9RlVpxGf - TLSH:
T14438E0F3A097DE5CB9878B436EB3046AA895DBD82337D69040C47B2CD478BAD2D94910 - Submitted as: 55eb7ccf7678a413975d6a5d0f7e9f4279fa34810a165d47f09a66018aaefba3
- File type: pdf · Size: 78903 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!EC71500AD266
- 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://static.s123-cdn-static.com/uploads/4373749/normal_5fc8a6f6014c6.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!EC71500AD266 (rule
PDF/Phish-FAB!EC71500AD266) - 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 - MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://ponafet.ru/123?utm_term=south+africa+food+based+dietary+guidelines, https://static.s123-cdn-static.com/uploads/4373749/normal_5fc8a6f6014c6.pdf, https://uploads.strikinglycdn.com/files/fc21d43d-5f93-470c-a004-8d7a116f809e/2020_lexus_gx_460_consumer_reviews.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
- Contacted 10 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (17 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
1034 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- _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
- 23.40.52.85
- 23.11.37.157
- 20.190.167.20
- 192.168.122.116
- 52.110.12.25 AU · Sydney · AS8075 Microsoft Corporation
- 4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
- 23.33.238.173
- 23.33.238.100
- 74.178.240.51 NL · Amsterdam · AS8075 Microsoft Corporation
- 135.232.92.137 US · Boydton · AS8075 Microsoft Limited
- 74.178.76.128 IE · Dublin · AS8075 Microsoft Corporation
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ponafet.ru/123?utm_term=south+africa+food+based+dietary+guidelines
- https://static.s123-cdn-static.com/uploads/4373749/normal_5fc8a6f6014c6.pdf
- https://uploads.strikinglycdn.com/files/fc21d43d-5f93-470c-a004-8d7a116f809e/2020_lexus_gx_460_consumer_reviews.pdf
- https://uploads.strikinglycdn.com/files/cfe544f5-28c1-4cd3-96b8-0af62285098c/california_real_estate_license_exam_prep.pdf
- https://cdn-cms.f-static.net/uploads/4495973/normal_6014bd68918e9.pdf
- https://cdn-cms.f-static.net/uploads/4370528/normal_60416370aeeef.pdf
- https://uploads.strikinglycdn.com/files/acc78e33-d65c-4d65-a73f-11cb2b53d656/systems_of_equations_word_problems_substitution_method_worksheet.pdf
- https://static.s123-cdn-static-d.com/uploads/4428045/normal_60b10a022ff87.pdf
- https://cdn-cms.f-static.net/uploads/4403274/normal_604fdd26a2635.pdf
- https://uploads.strikinglycdn.com/files/0898e46a-0a64-4c2d-af71-69dc611550ee/cummins_x15_engine_service_manual.pdf
- https://cdn-cms.f-static.net/uploads/4449776/normal_5fd8f4e07f532.pdf
- https://uploads.strikinglycdn.com/files/290da64b-804b-4ae7-99c1-0ad5493d6abb/how_to_control_your_man_in_a_relationship.pdf
- https://cdn-cms.f-static.net/uploads/4504568/normal_6068f0e4e7402.pdf
- https://uploads.strikinglycdn.com/files/8b5fdae6-c3f9-4cb6-9812-cf44ed1eb3c8/how_do_i_connect_my_polk_magnifi_max_sr_to_wifi.pdf
- https://static.s123-cdn-static-d.com/uploads/4377902/normal_60b1e7b11e199.pdf
- https://uploads.strikinglycdn.com/files/9a03ee59-8f74-467b-8b51-d4c68c281f68/2012_hyundai_sonata_hybrid_oil_capacity.pdf
- https://cdn-cms.f-static.net/uploads/4372085/normal_606017aa54647.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
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Embedded domains
- ponafet.ru
- static.s123-cdn-static.com
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- static.s123-cdn-static-d.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 203.26.79.13
- 85.210.196.11
- 52.110.12.25
- 4.230.171.124
- 74.178.240.51
- 135.232.92.137
- 74.178.76.128
- 4.247.188.233
- 52.168.117.169
- 20.42.73.28
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report