SUSPICIOUS — 78021782387.pdf
SUSPICIOUS — 78021782387.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:
261dfbaa1d231cee5ebbf9aad001d298b9ffc0d92858f22b9eb3f46d61e9d488 - SHA-1:
c98cdf0d17e70bbea8cf3aaf0f41a2482785ae7f - MD5:
a14189a1e6eacce0e860fa60d8a737ad - ssdeep:
768:wgGzpD/ZESpKlqv8qEAEcCujLBjAAKfRJ8rK8C2:dGFTpQqvPLUfRz8C2 - TLSH:
T1A1319EF35157EC4C6A8BAB07A9EE115D7146DA886133966014DCBB3CC8BC3FD5E50A20 - Submitted as: 78021782387.pdf
- File type: pdf · Size: 39400 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 (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ggtraff.ru/strik?keyword=she%2527+s+too+fat+for+me, http://files.manakinsrcn.org/uploads/1/3/2/7/132710621/2319915.pdf, http://files.cuscp.org/uploads/1/3/0/7/130739373/83aa0ef9458b2de.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 (13 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9901 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
- 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
- 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
- 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
- 252.0.0.224.in-addr.arpa
- desktop-hsgcbep
- ntp.ubuntu.com
- 250.255.255.239.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\9281d0f160243ccea99ee9615b0b12f4.png -
77fcf6bec431fdf6c436b2063ed54596c6eed3d7c7b994733005cb7453937ae2 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
ab37917306ccdac173ed791265ad821bdc76f7baafaaade242d61685d3db0495 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/strik?keyword=she%2527+s+too+fat+for+me
- http://files.manakinsrcn.org/uploads/1/3/2/7/132710621/2319915.pdf
- http://files.cuscp.org/uploads/1/3/0/7/130739373/83aa0ef9458b2de.pdf
- http://kemase.arclatin.com/uploads/1/3/1/4/131406749/deduv-rofagijeb-posazusabote-tedudeg.pdf
- http://bofumivep.mingateachers.com/uploads/1/3/0/7/130776489/970e6.pdf
- http://pugul.drminsuechen.com/uploads/1/3/0/8/130814292/b05bbe3a59.pdf
- http://files.cckidscamp.org/uploads/1/3/0/9/130969423/f5cfbeac07fad7.pdf
- http://files.lemaireresearchgroup.com/uploads/1/3/0/7/130738917/71ae075.pdf
- http://wipijinem.ncbaeastern.com/uploads/1/3/0/7/130739663/badifojodizuno.pdf
- http://radef.cladstudioz.com/uploads/1/3/1/3/131383309/zijaxiwodewifo-xavunetavotin-womiritudimifa.pdf
- https://site-1039638.mozfiles.com/files/1039638/gerezuwidasijel.pdf
- https://site-1038753.mozfiles.com/files/1038753/gutimaratuxelelavugagiz.pdf
- https://site-1037177.mozfiles.com/files/1037177/20480032583.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
- http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787760302&P2=404&P3=2&P4=fWcFlnkUPMtAHhCaXa%2bpsCRi5a%2fcFvhFveL7dGBWV7F2Kt21H%2b1TwFuImhbCro%2bZ8GJFgsch3yKYiz9wMCd1Hw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Embedded domains
- ggtraff.ru
- files.manakinsrcn.org
- files.cuscp.org
- kemase.arclatin.com
- bofumivep.mingateachers.com
- pugul.drminsuechen.com
- files.cckidscamp.org
- files.lemaireresearchgroup.com
- wipijinem.ncbaeastern.com
- radef.cladstudioz.com
- site-1039638.mozfiles.com
- site-1038753.mozfiles.com
- site-1037177.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.168.117.170
- 135.233.95.80
- 52.230.60.54
- 52.110.12.26
- 52.110.12.24
- 4.230.171.124
- 203.26.79.13
- 20.42.179.204
- 135.233.95.144
- 4.150.223.106
- 74.178.240.61
- 20.76.201.171
- 52.123.128.14
- 135.233.45.222
- 92.223.78.30
- 172.175.111.170
- 40.79.163.155
- 52.182.143.212
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report