MALICIOUS — 85478588610.pdf
MALICIOUS — 85478588610.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:
553271df76499ebfa57424de095e6e26d1fbc1f8960c5b37bd60853e9d3c07c3 - SHA-1:
6dcb89a5d9f619685100e9a7536e73f0713cbc84 - MD5:
93170283a596aeabb63f93a5edb5ddb6 - ssdeep:
768:QgGzpD2pOIHGTP24/f6NKA8SiIEHpuxRq6QdfHPHKC2O4A1wc/2r3:9GFapV8Pna9EH+MPHKC2O48l/2r3 - TLSH:
T1AC32AFF311A7DC89768B6B0369E12057B157C788A02396A41DC93B3CC4EC7FC6E41A61 - Submitted as: 85478588610.pdf
- File type: pdf · Size: 44467 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 14 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/df7043be-5eba-4596-b769-c540d0f9e5c0/pibasowanevumavifukino.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=xenoblade+x+cemu, https://cdn.shopify.com/s/files/1/0499/3574/5186/files/the_glass_menagerie_study_guide_questions.pdf, https://cdn.shopify.com/s/files/1/0482/8092/8411/files/knots_book.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 (6 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9774 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
- desktop-hsgcbep._dosvc._tcp.local
- desktop-hsgcbep
- _dosvc._tcp.local
- 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
- 250.255.255.239.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
- 252.0.0.224.in-addr.arpa
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
d9a704784f0f5841aa2bd9e6d136d7b388b9dc8ce2dedc724e311b682f9d0cb3 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\165229d89a7aa0ef244fbfb987ee7d5a.png -
14b16b8a8186e2fe74e2a6b15dd9be2d000ebe401404a3718dbf58ceb457209c - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=xenoblade+x+cemu
- https://cdn.shopify.com/s/files/1/0436/4432/1945/files/62538221272.pdf
- https://cdn.shopify.com/s/files/1/0499/3574/5186/files/the_glass_menagerie_study_guide_questions.pdf
- https://cdn.shopify.com/s/files/1/0482/8092/8411/files/knots_book.pdf
- https://site-1039992.mozfiles.com/files/1039992/zuveliki.pdf
- https://uploads.strikinglycdn.com/files/df7043be-5eba-4596-b769-c540d0f9e5c0/pibasowanevumavifukino.pdf
- https://uploads.strikinglycdn.com/files/1c1c731f-8132-4391-af9d-7f5184e7e153/62179390691.pdf
- http://files.estetfalkenberg.com/uploads/1/3/0/7/130738632/gubun-dapuj-rosenene.pdf
- http://files.andreafrankhamhughes.co.uk/uploads/1/3/1/4/131406749/runem.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=1787759857&P2=404&P3=2&P4=njJlUNZPbg2gj%2fq9uP7oEbk44K6BU%2fCwq5w1quP%2f5ti0Ep096kK7dFx1ZbsnxRfghsZcXAUdVbNSCS24HFZo2g%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=1787759899&P2=404&P3=2&P4=eGX0nYWIqVodwRsUiM0NfuOhzlvLiG6E0oyq0y0WdcXoR0ioQL4lBD77Jw4WwIbjNPVU8gQvxeBmi0hErf3qCg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://c.pki.goog/r/gsr1.crl
- http://c.pki.goog/r/r4.crl
Embedded domains
- cctraff.ru
- cdn.shopify.com
- site-1039992.mozfiles.com
- uploads.strikinglycdn.com
- files.estetfalkenberg.com
- files.andreafrankhamhughes.co.uk
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.172.255.216
- 57.155.101.212
- 52.110.12.18
- 4.230.171.124
- 20.184.175.22
- 20.236.44.162
- 40.79.167.10
- 52.123.128.14
- 4.150.223.110
- 135.233.95.144
- 72.153.5.129
- 203.26.79.13
- 52.123.252.226
- 172.217.25.195
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report