SUSPICIOUS — normal_5f87c46e97d51.pdf
SUSPICIOUS — normal_5f87c46e97d51.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (68/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
c7c74f4cc3295239adc365e2329db1937ab03e30e91e85fa65d5c32d3ee4f8e1 - SHA-1:
db07f8dccc157be08cbd73556216707059abc66a - MD5:
fdae27e9acd2e17a2eb2583144f204b7 - ssdeep:
768:xgGzpDlprCwERR+o74Npy5V26Jb/kYAyQzGLs783uv3RRRsj+0rVG6bQj8Yf:CGFpphG/kR8sQ3SRaj5rM6Uj8Yf - TLSH:
T1F8329EF30097ED8C7E8BAF43A9E7054DA44AC6896126D7A015887B2CD07C6FE7F10960 - Submitted as: normal_5f87c46e97d51.pdf
- File type: pdf · Size: 47165 bytes
- Verdict: suspicious (68/100)
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 68/100 is the fusion of 6 weighted signals:
- Contacted 14 external host(s) at runtime (1 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/123?keyword=ridurre+un+pdf+con+acrobat, https://cdn.shopify.com/s/files/1/0432/6601/5395/files/cbt_vicious_cycle_worksheet.pdf, https://cdn.shopify.com/s/files/1/0438/7779/3960/files/bellsouth_walkie_talkie_manual.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
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90 - Extracted generic config (10 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9689 behavior events · 1 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- searchapp.bundleassets.example
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- desktop-hsgcbep
- ntp.ubuntu.com
- 250.255.255.239.in-addr.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
- 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
- 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\SumatraPDF-settings.txt -
73dd59bf477d271f2894145a9d615d4deb78451d3f44504194c65cbeb5b85e7f - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\8065c9d47619be53c18f0ec484fe085c.png -
9b9b956e3f89063b581abc32f59dc33a1f7affcd5eef6a89469e9d86bc7988d7 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/123?keyword=ridurre+un+pdf+con+acrobat
- https://cdn.shopify.com/s/files/1/0437/2021/2645/files/makalah_tentang_komunikasi_dalam_organisasi.pdf
- https://cdn.shopify.com/s/files/1/0432/6601/5395/files/cbt_vicious_cycle_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0438/7779/3960/files/bellsouth_walkie_talkie_manual.pdf
- https://cdn.shopify.com/s/files/1/0502/5834/6167/files/61146400627.pdf
- https://cdn.shopify.com/s/files/1/0436/2308/8290/files/26064841031.pdf
- https://ruwopevod.weebly.com/uploads/1/3/1/3/131397973/d7e08.pdf
- https://site-1042677.mozfiles.com/files/1042677/95444352461.pdf
- https://site-1042501.mozfiles.com/files/1042501/womofarunimewoxiju.pdf
- https://site-1038467.mozfiles.com/files/1038467/77746131527.pdf
- https://site-1040209.mozfiles.com/files/1040209/zumiluremumewapewa.pdf
- https://site-1038837.mozfiles.com/files/1038837/xaduwimoxesevubuwav.pdf
- https://uploads.strikinglycdn.com/files/f0a5586a-2a38-4dc9-a3af-f6216b7df023/xeridewa.pdf
- https://uploads.strikinglycdn.com/files/1c225176-e485-4be2-9152-74a62b729e59/69733620294.pdf
- https://uploads.strikinglycdn.com/files/b946de77-3a83-43d1-8573-2af18e514a5b/pamuxegumugiwegewuweveju.pdf
- https://uploads.strikinglycdn.com/files/3816b11f-0f85-4cb3-a563-7b6753c50414/21577604648.pdf
- https://cdn.shopify.com/s/files/1/0431/4693/6482/files/redositerenodekoji.pdf
- https://cdn.shopify.com/s/files/1/0501/0017/5002/files/48874644716.pdf
- https://cdn.shopify.com/s/files/1/0429/1880/5657/files/90954570047.pdf
- https://cdn.shopify.com/s/files/1/0499/9692/3040/files/75620347626.pdf
- https://cdn.shopify.com/s/files/1/0499/1690/3585/files/eclipse_phase_timeline.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/
Embedded domains
- gettraff.ru
- cdn.shopify.com
- ruwopevod.weebly.com
- site-1042677.mozfiles.com
- site-1042501.mozfiles.com
- site-1038467.mozfiles.com
- site-1040209.mozfiles.com
- site-1038837.mozfiles.com
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 4.207.44.75
- 20.184.175.0
- 52.123.252.204
- 172.178.240.163
- 74.179.77.204
- 20.231.239.246
- 20.42.179.204
- 52.110.12.46
- 203.26.79.13
- 40.99.134.2
- 52.123.252.216
- 52.123.128.14
- 162.159.36.2
- 4.230.171.124
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report