SUSPICIOUS — normal_5f9107724d4b8.pdf
SUSPICIOUS — normal_5f9107724d4b8.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:
c2a123565a6a4fe60ac710e57aee12544e65e5d9389a048998f2cb85533b5fdf - SHA-1:
a51b2f4f1909210bafb641a7b9090acdf5a28904 - MD5:
c5097fa6273f706ff0040c777298f7b7 - ssdeep:
768:figGzpDApKTpWkvPUfMvZxxCiuNZPP92hb5GLVMkJdY0WVcDJG8:XGFcpNwyNV97lJdYNCJG8 - TLSH:
T129319EF340A7DE8C79CB6B036EB6105D558ED28D602396A448C87B7CD87C6ED6F00961 - Submitted as: normal_5f9107724d4b8.pdf
- File type: pdf · Size: 42290 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 19 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/123?keyword=kurdish+to+english+worksheet, https://cdn.shopify.com/s/files/1/0434/3224/7457/files/practice_makes_perfect_french_books.pdf, https://cdn.shopify.com/s/files/1/0501/8697/7441/files/27233359128.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)
9790 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
- c.pki.goog
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
- 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
- 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
- desktop-hsgcbep
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
aac14d007e9fdb615d9b6e6b0ff6c1139aa90a39fb03fb30eda8057865fe6fe8 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\bd715d30e066ea6663f4ebfca31c25f5.png -
a644b55f45d27a47ab23783f2352ccdf8e02cc80a685d93a6f0ca18523f24c83 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/123?keyword=kurdish+to+english+worksheet
- https://cdn.shopify.com/s/files/1/0434/3224/7457/files/practice_makes_perfect_french_books.pdf
- https://cdn.shopify.com/s/files/1/0501/8697/7441/files/27233359128.pdf
- https://cdn.shopify.com/s/files/1/0482/4095/1448/files/convertir_un_a_jpg_en_linea.pdf
- https://cdn-cms.f-static.net/uploads/4374839/normal_5f8e2f3c9aafd.pdf
- https://uploads.strikinglycdn.com/files/c872c68b-11ec-43ab-a0b0-1a021dbc20cd/bupopajebasurezakaw.pdf
- https://uploads.strikinglycdn.com/files/cb90bb0c-b89e-46de-8fd3-b911d89bf67b/bawipira.pdf
- https://uploads.strikinglycdn.com/files/d940f75f-4bde-438d-9714-4d738b1b2378/rarovagazawomaboxeritanu.pdf
- https://uploads.strikinglycdn.com/files/07881f48-bf67-48f0-b08c-fe9a2491290c/saveludivosubuwugor.pdf
- https://s3.amazonaws.com/zetare/best_annotation_windows_10.pdf
- https://s3.amazonaws.com/subud/85185987247.pdf
- https://s3.amazonaws.com/zetare/pazetowelububiwinebe.pdf
- https://cdn-cms.f-static.net/uploads/4370299/normal_5f8c63fe94ff1.pdf
- https://cdn-cms.f-static.net/uploads/4369498/normal_5f894308b9c40.pdf
- https://uploads.strikinglycdn.com/files/f009eaed-e720-4e96-bc14-970e219c6fc6/niruminazapemujoxa.pdf
- https://uploads.strikinglycdn.com/files/ecb01bb2-b09e-436d-9f93-2fca7016105c/50220676810.pdf
- https://uploads.strikinglycdn.com/files/6205604e-43e4-4d51-b05d-f59116a25f4b/91202431017.pdf
- https://uploads.strikinglycdn.com/files/ee4c1d02-5649-4d89-9f06-4af845f70605/14412295255.pdf
- https://uploads.strikinglycdn.com/files/c8d7739b-f978-4679-918e-a714a7ce8826/68503987354.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
- gettraff.ru
- cdn.shopify.com
- cdn-cms.f-static.net
- uploads.strikinglycdn.com
- s3.amazonaws.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.66.2.5
- 52.110.12.1
- 4.230.171.124
- 40.84.97.4
- 135.233.95.144
- 74.178.240.51
- 20.76.201.171
- 20.184.175.17
- 52.123.129.14
- 52.123.252.202
- 74.178.232.29
- 203.26.79.13
- 92.223.78.30
- 52.123.252.216
- 52.123.252.234
- 135.232.92.34
- 142.250.207.3
- 20.42.73.25
- 4.150.223.96
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report