MALICIOUS — normal_5f9654069f9c6.pdf
MALICIOUS — normal_5f9654069f9c6.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
269d877ebfbbb0f2723c8f73cba578a36ef46e29c766d45938b0a6b573e7cb9e - SHA-1:
fee8163d0c28f949c0dbcd415032b558d6324978 - MD5:
5dfeb3081e528a5eb8c834adbebe640b - ssdeep:
768:rgGzpDJphAMRe+aAfxHWtxjtI7qj2lcBlxnzCBP8Xu6jxwM3IpsnmIPxGnMJ8:UGFtprLKjtIej+ulxnGku6tV4psnmIPk - TLSH:
T17A329EF350A7EE8D3A8BAF476EA311A46189D2CD7023569014D87B2CD87C5FD6F00561 - Submitted as: normal_5f9654069f9c6.pdf
- File type: pdf · Size: 44312 bytes
- Verdict: malicious (72/100)
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 malicious score of 72/100 is the fusion of 6 weighted signals:
- Contacted 17 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/05daaed5-696a-409e-a8ce-dce0dbc45d52/circular_and_satellite_motion_worksheet_answers.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ggtraff.ru/123?keyword=reformas+borbonicas+libros+pdf, https://cdn-cms.f-static.net/uploads/4367313/normal_5f93ab8f01bf8.pdf, https://cdn-cms.f-static.net/uploads/4383586/normal_5f96509129d49.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 (12 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9755 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
- desktop-hsgcbep._dosvc._tcp.local
- 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
- 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
- 252.0.0.224.in-addr.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
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
- desktop-hsgcbep
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\4fb11bc645ee524c5de15edd3acc3108.png -
15df2c14d7accaa334b114fefc12bf76e59e1e9becaa7643cdad6d6d4425cacd - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
db5d831a1817baea6a050f0ea9b2243b285624439cd0b411df170b117fc41139 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/123?keyword=reformas+borbonicas+libros+pdf
- https://cdn-cms.f-static.net/uploads/4367313/normal_5f93ab8f01bf8.pdf
- https://cdn-cms.f-static.net/uploads/4383586/normal_5f96509129d49.pdf
- https://cdn-cms.f-static.net/uploads/4370284/normal_5f8fb6fc9fac4.pdf
- https://moxitasa.weebly.com/uploads/1/3/1/4/131454719/418de.pdf
- https://dakesepev.weebly.com/uploads/1/3/4/3/134308776/2361982.pdf
- https://uploads.strikinglycdn.com/files/05daaed5-696a-409e-a8ce-dce0dbc45d52/circular_and_satellite_motion_worksheet_answers.pdf
- https://uploads.strikinglycdn.com/files/4cb49229-e514-4820-a01a-3d54e158e2fb/46981178218.pdf
- https://uploads.strikinglycdn.com/files/b106773b-580a-4cac-8d80-95beb1e7f5f2/pocket_guide_to_the_operating_room.pdf
- https://uploads.strikinglycdn.com/files/eac70098-15f4-4df0-8de7-3dc3168272e7/88579048853.pdf
- https://s3.amazonaws.com/penefelomiju/ges_business_management_syllabus_for_shs.pdf
- https://s3.amazonaws.com/dadupawo/socrates_books_in_punjabi.pdf
- https://s3.amazonaws.com/mejigavukolu/86524239383.pdf
- https://guzebiba.weebly.com/uploads/1/3/4/3/134368687/1212828.pdf
- https://fewevivib.weebly.com/uploads/1/3/0/8/130813821/2137176.pdf
- https://cdn-cms.f-static.net/uploads/4386606/normal_5f90d862f2b35.pdf
- https://cdn-cms.f-static.net/uploads/4368223/normal_5f8c79f183edf.pdf
- https://cdn-cms.f-static.net/uploads/4368227/normal_5f8a419927fd4.pdf
- https://cdn-cms.f-static.net/uploads/4365621/normal_5f943da443c05.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/
Embedded domains
- ggtraff.ru
- cdn-cms.f-static.net
- moxitasa.weebly.com
- dakesepev.weebly.com
- uploads.strikinglycdn.com
- s3.amazonaws.com
- guzebiba.weebly.com
- fewevivib.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.42.65.85
- 172.172.255.218
- 20.184.175.8
- 74.178.76.44
- 72.154.7.110
- 162.159.142.9
- 52.110.12.28
- 52.110.12.46
- 4.230.171.124
- 85.210.196.11
- 72.154.7.96
- 203.26.79.13
- 135.233.95.144
- 52.123.128.14
- 92.223.78.30
- 135.233.95.80
- 4.209.250.170
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report