MALICIOUS — d2751c_25840aff35cc47e29b9200be35965a5a.pdf
MALICIOUS — d2751c_25840aff35cc47e29b9200be35965a5a.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (92/100). 3 of 54 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
b8a0b42de3a232187d276fab7d691a40b44716e83513fd9d64321a88f67f8c27 - SHA-1:
e5a16e8b13fe5e0533892d2aa68f4399d458b815 - MD5:
d91804a19a79669dcf3b0809d5c2e724 - ssdeep:
1536:ZGFN7wn+OxvqlLgTq9Ezd8hWTt8b5BfpI14QDT8iv:sFNN7NExak8b3fitDTt - TLSH:
T10634AEF71857FC8D769EAF43EDAE001A208AC6C92122D7A509D83F6CD8787ED6D50910 - Submitted as: d2751c_25840aff35cc47e29b9200be35965a5a.pdf
- File type: pdf · Size: 54340 bytes
- Verdict: malicious (92/100)
Detections (3 of 54 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Trojan.PDF.Agent.gen
MITRE ATT&CK
Why this verdict
The malicious score of 92/100 is the fusion of 8 weighted signals:
- Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule
PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Trojan.PDF.Agent.gen (rule
HEUR:Trojan.PDF.Agent.gen) - engine signal, weight 0.55, confidence 0.85 - Contacted 12 external host(s) and 1 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://ttraff.com/wix?keyword=9.3+1.2+packet+tracer+resuelto, https://cdn.shopify.com/s/files/1/0432/9996/3044/files/xibubapokivawenofef.pdf, https://cdn.shopify.com/s/files/1/0430/3598/4029/files/toregutorub.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 (1 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
1059 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- s.symcb.com
- rb.symcd.com
- rb.symcb.com
- searchapp.bundleassets.example
- inference.location.live.net
- teams.cloud.microsoft
- outlook.office.com
- c.pki.goog
- x2.c.lencr.org
- ye.c.lencr.org
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://s.symcb.com/universal-root.crl
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://c.pki.goog/r/r1.crl
- http://x2.c.lencr.org/
- 192.168.122.116
- 23.40.52.85
- 23.11.37.157
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ttraff.com/wix?keyword=9.3+1.2+packet+tracer+resuelto
- https://cdn.shopify.com/s/files/1/0432/9996/3044/files/xibubapokivawenofef.pdf
- https://cdn.shopify.com/s/files/1/0430/3598/4029/files/toregutorub.pdf
- https://cdn.shopify.com/s/files/1/0433/4390/4927/files/fundamental_managerial_accounting_concepts.pdf
- https://cdn.shopify.com/s/files/1/0435/7075/7795/files/56870379710.pdf
- https://cdn.shopify.com/s/files/1/0435/8835/4211/files/child_restraint_anchorage_systems_should_have.pdf
- https://cdn.shopify.com/s/files/1/0432/5621/7750/files/tizim.pdf
- https://cdn.shopify.com/s/files/1/0431/0679/5686/files/social_media_coordinator_job_description_template.pdf
- https://cdn.shopify.com/s/files/1/0463/4066/9602/files/c_template_class_call_constructor.pdf
- https://cdn.shopify.com/s/files/1/0436/2177/7570/files/13535314543.pdf
- https://cdn.shopify.com/s/files/1/0431/7498/5885/files/advertisement_analysis_examples.pdf
- https://cdn.shopify.com/s/files/1/0469/9891/3176/files/tokutameb.pdf
- https://cdn.shopify.com/s/files/1/0437/1090/6518/files/35226966537.pdf
- https://cdn.shopify.com/s/files/1/0429/5157/3657/files/sazonelisaxufizemi.pdf
- https://cdn.shopify.com/s/files/1/0432/7643/5621/files/92989021510.pdf
- https://cdn.shopify.com/s/files/1/0434/0681/9493/files/64041539644.pdf
- https://cdn.shopify.com/s/files/1/0431/4506/8699/files/lowevaporulutikanovufujag.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://s.symcb.com/universal-root.crl
Embedded domains
- ttraff.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
- x2.c.lencr.org
- ye.c.lencr.org
Embedded IP addresses
- 9.3.1.2
- 52.110.12.38
- 20.42.73.26
- 52.123.128.14
- 52.110.12.53
- 4.150.223.104
- 172.215.188.232
- 135.233.95.144
- 52.123.252.230
- 40.84.85.40
- 20.42.65.85
- 162.159.36.2
- 4.230.171.124
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report