MALICIOUS — 2022221.pdf
MALICIOUS — 2022221.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (96/100), attributed to the SBadur family. 3 of 23 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
73cf60f1b23fa31510e7075047677c3a91a2f81e8e4dc12e43efdb5b267e5fb5 - SHA-1:
d39da1b24aaf9a9311039a289340d50978ed3e11 - MD5:
fe0bc8663c6477a17f724c8a7830ee00 - ssdeep:
768:+gGzpDjpoZUFoy8v+UAv9SeDndZF+I0JB6sZWDQiPAdqAwwS+tE/+NeC:7GFXpaQdXmB6sZkTkw8tE/+NB - TLSH:
T18132AEF35067ED4C668B9B17AD9B00DAA189C789A13B97D0548C772DC0BC6FE6E50820 - Submitted as: 2022221.pdf
- File type: pdf · Size: 47097 bytes
- Verdict: malicious (96/100) · Family: SBadur
Detections (3 of 23 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Kaspersky (KVRT): UDS:Trojan.PDF.SBadur.gen
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The malicious score of 96/100 is the fusion of 9 weighted signals:
- Dropped a malicious payload (Lazarus): root_.cache_dconf_user - dynamic signal, weight 0.80, confidence 0.90
- Kaspersky (KVRT) flagged UDS:Trojan.PDF.SBadur.gen (rule
UDS:Trojan.PDF.SBadur.gen) - engine signal, weight 0.55, confidence 0.85 - Contacted 28 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/3fabe24f-c770-4c5c-bddd-4d87eb7b127d/gisorajitamawome.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/wb?keyword=minecraft%20tree%20schematic, https://site-1043770.mozfiles.com/files/1043770/60110918881.pdf, https://site-1037169.mozfiles.com/files/1037169/nepabovagigizegenugidas.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)
9952 behavior events · 1 ATT&CK techniques · 4 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- searchapp.bundleassets.example
- staging.to-do.officeppe.com
- inference.location.live.net
- teams.cloud.microsoft
- ntp.ubuntu.com
- desktop-hsgcbep
- 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
- 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/2cbcf400-ac8d-4d86-9d69-c7f0dff56d2e/pieceshash?cacheHostOrigin=msedge.f.dl.delivery.mp.microsoft.com
- 23.40.52.121
- 192.168.122.115
- 23.11.37.157
Dropped files
- /opt/CAPEv2/storage/analyses/26967/files/d57f66bfb665341701c80122ebca4b24f285a64bb6b425e35ec49f2b66eb1cae -
d57f66bfb665341701c80122ebca4b24f285a64bb6b425e35ec49f2b66eb1cae - /opt/CAPEv2/storage/analyses/26967/files/090b5712c37854fd76ef9e5835a2bdc3b5c82e35cdb4f507db0288087d25160e -
090b5712c37854fd76ef9e5835a2bdc3b5c82e35cdb4f507db0288087d25160e - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7 - tmp_tmp.gxfH0liMYr -
7d407e16ff7e7121351b544a869140f3674afc6b793f098f876df3def4d2e460
Embedded URLs
- https://cctraff.ru/wb?keyword=minecraft%20tree%20schematic
- https://site-1043770.mozfiles.com/files/1043770/60110918881.pdf
- https://site-1037169.mozfiles.com/files/1037169/nepabovagigizegenugidas.pdf
- https://site-1044245.mozfiles.com/files/1044245/2643003336.pdf
- https://site-1042634.mozfiles.com/files/1042634/50888629074.pdf
- https://site-1036800.mozfiles.com/files/1036800/vuxuxepomarobixizeg.pdf
- https://uploads.strikinglycdn.com/files/3fabe24f-c770-4c5c-bddd-4d87eb7b127d/gisorajitamawome.pdf
- https://cdn-cms.f-static.net/uploads/4365613/normal_5f871b8be34fc.pdf
- https://cdn-cms.f-static.net/uploads/4366366/normal_5f870d9fab2ee.pdf
- https://cdn-cms.f-static.net/uploads/4366032/normal_5f872223761fd.pdf
- https://cdn-cms.f-static.net/uploads/4365540/normal_5f8725aca336f.pdf
- https://cdn-cms.f-static.net/uploads/4366312/normal_5f87109de89d4.pdf
- https://cdn-cms.f-static.net/uploads/4366007/normal_5f8704b51c395.pdf
- https://cdn-cms.f-static.net/uploads/4365598/normal_5f8700c2c0d3d.pdf
- https://cdn-cms.f-static.net/uploads/4366045/normal_5f871d132498a.pdf
- https://cdn-cms.f-static.net/uploads/4366367/normal_5f87192d8d94b.pdf
- https://vuxozajuje.weebly.com/uploads/1/3/1/3/131379873/3257372.pdf
- https://keniwuki.weebly.com/uploads/1/3/1/4/131483234/sokilijaw.pdf
- https://nudojafobedem.weebly.com/uploads/1/3/1/3/131379550/d069c180a.pdf
- https://site-1042185.mozfiles.com/files/1042185/97856406914.pdf
- https://site-1040988.mozfiles.com/files/1040988/94244819806.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
- cctraff.ru
- site-1043770.mozfiles.com
- site-1037169.mozfiles.com
- site-1044245.mozfiles.com
- site-1042634.mozfiles.com
- site-1036800.mozfiles.com
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- vuxozajuje.weebly.com
- keniwuki.weebly.com
- nudojafobedem.weebly.com
- site-1042185.mozfiles.com
- site-1040988.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 34.160.111.145
- 4.150.223.110
- 172.66.2.5
- 52.182.143.212
- 40.84.97.4
- 135.232.92.137
- 74.178.232.29
- 74.178.76.128
- 4.230.171.124
- 72.154.7.103
- 203.26.79.13
- 162.159.36.2
More SBadur samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report