MALICIOUS — normal_5f8c977059a1d.pdf
MALICIOUS — normal_5f8c977059a1d.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:
5bfc909950b348b47afc6e6c4f4a113e886ddbdfec7cbf407a59b46de09ba5ca - SHA-1:
6f41e888f3c1cc9e7aedc6c153bd6704ce7561d1 - MD5:
403edb26f045a2a5a87b154ee30f29b7 - ssdeep:
768:iygGzpD6plHlCSSS9uQWLVoPIA8fGsIvozRj5KFK9/h1870S1w5yb5Ucw:cGFWpl1d4OIZ54K9b8w5yFUcw - TLSH:
T183339EF394A7DC4CBAC69F176DAA1565208AD7CC31329B6001CC676CC4BC6BD6F10A60 - Submitted as: normal_5f8c977059a1d.pdf
- File type: pdf · Size: 49351 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 15 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/accbc22d-5271-494b-a476-865a069fa60d/wuwiferujele.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ttraff.cc/123?keyword=androidx+support+design+library, https://uploads.strikinglycdn.com/files/accbc22d-5271-494b-a476-865a069fa60d/wuwiferujele.pdf, https://uploads.strikinglycdn.com/files/15b98610-8865-4d01-b844-998877361322/40136910538.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 (8 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9719 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
- ntp.ubuntu.com
- desktop-hsgcbep._dosvc._tcp.local
- 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=1787778805&P2=404&P3=2&P4=QvQpITpRKPffDuSKzUMdnD7XmvgkOTCZ3K35hPaNwGuZYWlwr9iPIYG0HQ8yynh9ou3hGiIojt7QfyRM9k4HZA%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
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787778834&P2=404&P3=2&P4=WVdCCdeQV6f9qaJmkulVkpvJQO5AM1ASdTDCxwX1uCxhOUZbCYIDyDtzhDY4wGSRmJWhmV5qNz2qlpAvncN9MQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\b4dd08db0925f7ec4fc0abc02b594923.png -
e662ce984c2a085417408ab8787bc3075ff350821b8d8ee793e4a17c7346ce62 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
e8b309d71d59000ad40ff7529c8c70fd51d28eac70492cd0b58083303d778bfb - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ttraff.cc/123?keyword=androidx+support+design+library
- https://uploads.strikinglycdn.com/files/accbc22d-5271-494b-a476-865a069fa60d/wuwiferujele.pdf
- https://uploads.strikinglycdn.com/files/15b98610-8865-4d01-b844-998877361322/40136910538.pdf
- https://uploads.strikinglycdn.com/files/1fdc1f73-2de5-402b-88e3-f505a838380e/12630561389.pdf
- https://uploads.strikinglycdn.com/files/e273cb95-49f5-4b38-a2dc-92c608b0c611/wufilativusig.pdf
- https://uploads.strikinglycdn.com/files/8306f79a-6349-4469-90e3-d3a0df4c5f58/2006_hyundai_sonata_repair_manual_fr.pdf
- https://cdn.shopify.com/s/files/1/0499/7795/0376/files/pituvoxe.pdf
- https://cdn.shopify.com/s/files/1/0484/6875/4594/files/nipilonuwesuz.pdf
- https://cdn.shopify.com/s/files/1/0501/5833/8210/files/dumbbell_workout_routine_for_beginners.pdf
- https://cdn.shopify.com/s/files/1/0502/2393/9753/files/gmail_android_app_message_queued.pdf
- https://cdn.shopify.com/s/files/1/0428/9619/5737/files/pathfinder_ship_combat.pdf
- https://cdn-cms.f-static.net/uploads/4383314/normal_5f8bdb019fb68.pdf
- https://cdn-cms.f-static.net/uploads/4370987/normal_5f89206bd7a55.pdf
- https://redunexodozik.weebly.com/uploads/1/3/0/8/130814050/40b92d.pdf
- https://gevafitasib.weebly.com/uploads/1/3/1/3/131380901/a7b88.pdf
- https://pudukodup.weebly.com/uploads/1/3/1/4/131407572/8643958.pdf
- https://sekojufakov.weebly.com/uploads/1/3/0/7/130776719/1808c.pdf
- https://cdn.shopify.com/s/files/1/0436/5670/8254/files/hierba_de_san_juan_tea.pdf
- https://cdn.shopify.com/s/files/1/0437/3364/7509/files/esl_grammar_exercises_for_beginners.pdf
- https://cdn.shopify.com/s/files/1/0499/3967/7342/files/fipigor.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/
Embedded domains
- ttraff.cc
- uploads.strikinglycdn.com
- cdn.shopify.com
- cdn-cms.f-static.net
- redunexodozik.weebly.com
- gevafitasib.weebly.com
- pudukodup.weebly.com
- sekojufakov.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.42.179.192
- 4.144.132.114
- 4.230.171.124
- 135.232.92.34
- 72.153.5.129
- 20.165.94.63
- 203.26.79.13
- 52.168.117.168
- 92.223.78.30
- 104.208.16.94
- 40.103.64.242
- 52.123.128.14
- 172.178.240.162
- 4.150.223.106
- 48.200.63.27
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report