MALICIOUS — ed55e8a72.pdf
MALICIOUS — ed55e8a72.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (86/100). 3 of 50 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
d1d560f30e2da0ff299234ec10bbc40e5eb13974b5d982098022945e5f73afd4 - SHA-1:
0b13cd7a466999b179df56fb04358957ef037b8f - MD5:
620a5676ddab7020c7bf25548ff2303a - ssdeep:
768:ngGzpDipH8eYppS+mN+uy1KCq/OAOsENcQ8f9KzfuYKlqaPuV:gGFOpcoUlsCEOAhqcPUWYpaPuV - TLSH:
T1EE318DF750ABEE4CBE87AB83ACAB25551086C38C62329750458C7A7CD5BC6BD7F10910 - Submitted as: ed55e8a72.pdf
- File type: pdf · Size: 39364 bytes
- Verdict: malicious (86/100)
Detections (3 of 50 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): UDS:Trojan.PDF.SBadur.gen
MITRE ATT&CK
Why this verdict
The malicious score of 86/100 is the fusion of 7 weighted signals:
- Embedded link rated malicious by URL analysis: https://pigogokeda.weebly.com/uploads/1/3/1/8/131857695/3966742.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 15 external host(s) at runtime (3 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://cctraff.ru/wb?keyword=solucionario%20matematicas%205%20primaria, https://uploads.strikinglycdn.com/files/ec30b870-a890-47fc-b86c-58fe8ea93ca2/88548920824.pdf, https://uploads.strikinglycdn.com/files/9d68e8ff-bc16-420c-9b68-b6225660f928/vumudinesamawonadolilas.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 (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9605 behavior events · 1 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
- desktop-hsgcbep(1)._dosvc._tcp.local
- desktop-hsgcbep
- 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
- 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
- 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
- 250.255.255.239.in-addr.arpa
- desktop-hsgcbep(2)._dosvc._tcp.local
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
899040ad69eb298bc412bb779ed60fffd5c0abf67d44d819a190ce3d20e88286 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\3483a6b5434bfec22b56a390d1e15b42.png -
075491b2db6c8492c1da9bc4dfaa5610fc6f4d870e87d3a7f60daed0088d1a95 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/wb?keyword=solucionario%20matematicas%205%20primaria
- https://uploads.strikinglycdn.com/files/ec30b870-a890-47fc-b86c-58fe8ea93ca2/88548920824.pdf
- https://uploads.strikinglycdn.com/files/9d68e8ff-bc16-420c-9b68-b6225660f928/vumudinesamawonadolilas.pdf
- https://uploads.strikinglycdn.com/files/de4d909c-8887-458b-a97b-a85772209359/26155915072.pdf
- https://site-1036829.mozfiles.com/files/1036829/borowufavami.pdf
- https://site-1037275.mozfiles.com/files/1037275/54399243685.pdf
- https://site-1039719.mozfiles.com/files/1039719/fowepenuzofum.pdf
- https://site-1036652.mozfiles.com/files/1036652/bamavejejogazap.pdf
- https://pigogokeda.weebly.com/uploads/1/3/1/8/131857695/3966742.pdf
- https://mupibidegupek.weebly.com/uploads/1/3/0/8/130874042/pejixijesoba.pdf
- https://tavumake.weebly.com/uploads/1/3/2/7/132740551/peparaximezur.pdf
- https://fijojonibiw.weebly.com/uploads/1/3/2/6/132681787/bupemigimamuvap.pdf
- https://tajurasexir.weebly.com/uploads/1/3/1/6/131606020/rovepu_danod_muburukupe.pdf
- https://cdn-cms.f-static.net/uploads/4366044/normal_5f86f94a3edd3.pdf
- https://cdn-cms.f-static.net/uploads/4365619/normal_5f87167ac34b3.pdf
- https://cdn-cms.f-static.net/uploads/4365608/normal_5f8724f279639.pdf
- https://viweposedijul.weebly.com/uploads/1/3/1/0/131070314/7b8a6b7cb9.pdf
- https://guwomenod.weebly.com/uploads/1/3/0/8/130873843/lanadez.pdf
- https://fijojonibiw.weebly.com/uploads/1/3/2/6/132681787/xelikanotuzifaja.pdf
- https://site-1041413.mozfiles.com/files/1041413/46700008463.pdf
- https://site-1042880.mozfiles.com/files/1042880/68451687933.pdf
- https://site-1039375.mozfiles.com/files/1039375/tivomej.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/
Embedded domains
- cctraff.ru
- uploads.strikinglycdn.com
- site-1036829.mozfiles.com
- site-1037275.mozfiles.com
- site-1039719.mozfiles.com
- site-1036652.mozfiles.com
- pigogokeda.weebly.com
- mupibidegupek.weebly.com
- tavumake.weebly.com
- fijojonibiw.weebly.com
- tajurasexir.weebly.com
- cdn-cms.f-static.net
- viweposedijul.weebly.com
- guwomenod.weebly.com
- site-1041413.mozfiles.com
- site-1042880.mozfiles.com
- site-1039375.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.184.175.13
- 172.66.2.5
- 40.79.167.9
- 52.110.12.32
- 4.230.171.124
- 4.247.188.224
- 135.232.92.137
- 135.233.95.135
- 52.123.128.14
- 40.99.133.242
- 52.123.252.223
- 72.145.35.111
- 203.26.79.13
- 104.208.16.94
- 52.123.252.194
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report