MALICIOUS — 33404005876.pdf
MALICIOUS — 33404005876.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (93/100). 3 of 50 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
bba453535fb72d664c071c774c524d42e4d5309aac6a448f5f7a03a8b2863194 - SHA-1:
aa01111f5fb6242061404e3a26d6f364602a80c7 - MD5:
4f4974720e81bac6ec1868ff0f54b85c - ssdeep:
768:kgGzpD3pWfU+pix+bcCWXSuaiqt++YtqLzK3E1L08UpX3XrTLkFk4RMUELvxGA:RGF7pWkltqHK01L0HpXnrPLVlbxGA - TLSH:
T114328DF30093ED8C7A8FAB43ADF72159654AC3896136A750458C376DD0BCAFD2E00A65 - Submitted as: 33404005876.pdf
- File type: pdf · Size: 46310 bytes
- Verdict: malicious (93/100)
Detections (3 of 50 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Kaspersky (KVRT): HEUR:Trojan.Script.Generic
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The malicious score of 93/100 is the fusion of 8 weighted signals:
- Dropped a malicious payload (Lazarus): root_.cache_dconf_user - dynamic signal, weight 0.80, confidence 0.90
- Contacted 27 external host(s) at runtime (7 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/79c59607-7c86-4ef5-822a-ba231a3f4b01/janaxisimubevavefisifod.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=export+pdf+to+excel+youtube, https://uploads.strikinglycdn.com/files/79c59607-7c86-4ef5-822a-ba231a3f4b01/janaxisimubevavefisifod.pdf, https://uploads.strikinglycdn.com/files/cf08fbeb-ec2d-479c-9521-3136b7c3a995/pulorumuvi.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)
9805 behavior events · 1 ATT&CK techniques · 4 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
- 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
- 250.255.255.239.in-addr.arpa
- desktop-hsgcbep
- 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=dl.delivery.mp.microsoft.com
Dropped files
- /opt/CAPEv2/storage/analyses/31417/files/c496a84826faf221b50293a34128f07892553aac02fd3975d6f1232a06c8897c -
c496a84826faf221b50293a34128f07892553aac02fd3975d6f1232a06c8897c - /opt/CAPEv2/storage/analyses/31417/files/268011066b89a8b3f86e1005ef833607121ad437d8697d7d9bd750c90f58e2fb -
268011066b89a8b3f86e1005ef833607121ad437d8697d7d9bd750c90f58e2fb - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7 - tmp_tmp.n7NfkHMfAd -
2b8decd6959e7e17f04a8d5cedd80d43fc4da717ce682c15d2e2793076125fc1
Embedded URLs
- https://cctraff.ru/strik?keyword=export+pdf+to+excel+youtube
- https://uploads.strikinglycdn.com/files/79c59607-7c86-4ef5-822a-ba231a3f4b01/janaxisimubevavefisifod.pdf
- https://uploads.strikinglycdn.com/files/cf08fbeb-ec2d-479c-9521-3136b7c3a995/pulorumuvi.pdf
- https://uploads.strikinglycdn.com/files/08c5d985-6ebc-4df9-b427-ba1d012a8bbb/14034973271.pdf
- https://uploads.strikinglycdn.com/files/a03c10d8-6981-48e1-a7fa-db4c95ea2f1f/35389513921.pdf
- https://uploads.strikinglycdn.com/files/324e13ac-f0e9-47bd-8d3a-b1c06618272b/5700307365.pdf
- https://cdn.shopify.com/s/files/1/0479/5370/7175/files/limit_dazaralor_guide.pdf
- https://cdn.shopify.com/s/files/1/0266/8501/4213/files/84933425449.pdf
- https://cdn.shopify.com/s/files/1/0431/8488/1827/files/power_commander_v_user_manual.pdf
- https://cdn.shopify.com/s/files/1/0497/9916/8163/files/double_six_dominoes_rules.pdf
- https://cdn.shopify.com/s/files/1/0435/3648/2458/files/49760317863.pdf
- https://cdn.shopify.com/s/files/1/0437/1513/3605/files/wonky_playhouse_plans.pdf
- https://cdn.shopify.com/s/files/1/0476/7727/6326/files/jizujesuza.pdf
- https://cdn.shopify.com/s/files/1/0496/1773/1733/files/biwumewuledavep.pdf
- https://cdn.shopify.com/s/files/1/0266/7787/0792/files/valavinumixib.pdf
- https://cdn.shopify.com/s/files/1/0438/4676/2656/files/wubed.pdf
- https://cdn.shopify.com/s/files/1/0501/9815/1343/files/tavuzevobej.pdf
- https://cdn.shopify.com/s/files/1/0429/6104/3605/files/guernsey_county_sheriff_facebook.pdf
- https://cdn-cms.f-static.net/uploads/4367275/normal_5f8776499a24b.pdf
- https://cdn-cms.f-static.net/uploads/4365601/normal_5f87044da8efe.pdf
- https://cdn-cms.f-static.net/uploads/4366312/normal_5f8737db02413.pdf
- https://cdn-cms.f-static.net/uploads/4366317/normal_5f871642a249a.pdf
- https://site-1039608.mozfiles.com/files/1039608/mipokuviwoxaxubemupo.pdf
- https://site-1043691.mozfiles.com/files/1043691/62955048353.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
Embedded domains
- cctraff.ru
- uploads.strikinglycdn.com
- cdn.shopify.com
- cdn-cms.f-static.net
- site-1039608.mozfiles.com
- site-1043691.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.64.149.23
- 52.123.252.198
- 52.110.12.30
- 4.230.171.124
- 4.144.132.223
- 20.42.65.89
- 20.76.201.171
- 74.178.240.61
- 52.123.128.14
- 40.99.134.2
- 203.26.79.13
- 13.89.179.15
- 4.209.250.170
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report