MALICIOUS — 89875617603.pdf
MALICIOUS — 89875617603.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (80/100). 2 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
95841725036f53751f2e6689917a7dedccee575c82852e8c2172cec1cc5a1c47 - SHA-1:
193373305d0877e93824b9c839b702344e4deac1 - MD5:
dae08e2c09978f27f94be570903b0b4b - ssdeep:
768:p7gGzpDlMNQZNyLkFLVbadIvswpEsDNZkxIHr/ttsgnAy8sT1AUQk/6:6GFJgILIdkRpdNmxIHhtLAy84Vv/6 - TLSH:
T165319EF36057EE8DBE87AB476DAA11591055D68C6232E3B44AC4773CC87C2BCAE50860 - Submitted as: 89875617603.pdf
- File type: pdf · Size: 40753 bytes
- Verdict: malicious (80/100)
Detections (2 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The malicious score of 80/100 is the fusion of 7 weighted signals:
- Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule
PDF.Spam.Heur.1) - 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://gettraff.ru/strik?keyword=british+english+pronunciation+practice+pdf, https://site-1037142.mozfiles.com/files/1037142/muzajenebivi.pdf, https://site-1036975.mozfiles.com/files/1036975/71596354837.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 6 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (10 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
- searchapp.bundleassets.example
- inference.location.live.net
- c.pki.goog
- teams.cloud.microsoft
- outlook.office.com
- x2.c.lencr.org
- outlook.office365.com
- outlook.cloud.microsoft
- 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
- 20.190.167.150
- 23.33.238.114
- 20.165.94.63
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/strik?keyword=british+english+pronunciation+practice+pdf
- https://site-1037142.mozfiles.com/files/1037142/muzajenebivi.pdf
- https://site-1036975.mozfiles.com/files/1036975/71596354837.pdf
- https://site-1036644.mozfiles.com/files/1036644/55415157916.pdf
- https://site-1037157.mozfiles.com/files/1037157/fuvizuguwaxobavo.pdf
- https://site-1037260.mozfiles.com/files/1037260/kojeji.pdf
- https://cdn.shopify.com/s/files/1/0430/7222/5442/files/giboroloziruvapagur.pdf
- https://cdn.shopify.com/s/files/1/0440/4294/4677/files/namukavekinogezujinujir.pdf
- https://site-1036633.mozfiles.com/files/1036633/2515032855.pdf
- https://site-1037125.mozfiles.com/files/1037125/97243415639.pdf
- https://site-1036724.mozfiles.com/files/1036724/50469686520.pdf
- https://site-1036872.mozfiles.com/files/1036872/tujap.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
- http://rb.symcb.com/rb.crl
Embedded domains
- gettraff.ru
- site-1037142.mozfiles.com
- site-1036975.mozfiles.com
- site-1036644.mozfiles.com
- site-1037157.mozfiles.com
- site-1037260.mozfiles.com
- cdn.shopify.com
- site-1036633.mozfiles.com
- site-1037125.mozfiles.com
- site-1036724.mozfiles.com
- site-1036872.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
- x2.c.lencr.org
Embedded IP addresses
- 20.165.94.63
- 135.232.92.97
- 52.123.252.195
- 4.247.188.233
- 52.123.129.14
- 4.230.171.124
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report