MALICIOUS — 49611590627.pdf
MALICIOUS — 49611590627.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:
8cd1ae954e32ee2c1446679693900de350c0285fd789c836edeabcba95880c21 - SHA-1:
bcd869cbefeccec8890846953719bb0a46502f33 - MD5:
adf8395ee9a5e1b4d1c24fcc7b3f20ec - ssdeep:
1536:FGFKATGix5bS9PsnbXJ5eVYLqkCW/3cHV1sCrYmoB+hcIw2sKleb6lN4Z:YFKAT752abXJ4mOkCI3cHV1sCrYmoshw - TLSH:
T16A3AD0F70497DD8C3983DB435FED2858B05AD68421329A5814C8BB2DC1BC3ADAE59F60 - Submitted as: 49611590627.pdf
- File type: pdf · Size: 93285 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): UDS:Trojan.PDF.SBadur.gen
MITRE ATT&CK
Why this verdict
The malicious score of 72/100 is the fusion of 6 weighted signals:
- Contacted 23 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/2ab9d444-e6e6-4c35-a31f-d7333ae43383/29730936319.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=splunk+operational+intelligence+cookbook+3rd+edition+pdf, https://uploads.strikinglycdn.com/files/2ab9d444-e6e6-4c35-a31f-d7333ae43383/29730936319.pdf, https://uploads.strikinglycdn.com/files/fde193a6-0bd8-4628-bd17-7104200c0f5b/bosunorub.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 (15 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9788 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
- 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
- ntp.ubuntu.com
- desktop-hsgcbep
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\f6bee72db52d10becc6d87f74d216540.png -
7d2e1fdb3411dd80a18dc4af398f881e5bd6b4146f2d1d380d4c3bc372f8c944 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
8ed361d8dfe712c69a8ed1ca893d5a30d76402e63081e453d851e60f4ae36626 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=splunk+operational+intelligence+cookbook+3rd+edition+pdf
- https://uploads.strikinglycdn.com/files/2ab9d444-e6e6-4c35-a31f-d7333ae43383/29730936319.pdf
- https://uploads.strikinglycdn.com/files/fde193a6-0bd8-4628-bd17-7104200c0f5b/bosunorub.pdf
- https://uploads.strikinglycdn.com/files/8f5b276a-5e18-450c-9307-be6f2d6dae6b/nipokigabirodox.pdf
- https://uploads.strikinglycdn.com/files/576da88f-0886-46a7-99de-6ab018ed7319/40337122417.pdf
- https://uploads.strikinglycdn.com/files/cf99d154-6f95-4d26-aa4a-10decee4622a/93551444870.pdf
- http://files.christinagallagherpt.com/uploads/1/3/1/4/131483128/sexaweposetas.pdf
- https://uploads.strikinglycdn.com/files/37512c07-b365-43f9-877b-03f99aa16182/wokir.pdf
- https://uploads.strikinglycdn.com/files/c214acfe-7046-405a-b251-1fac177d6277/2965555794.pdf
- https://uploads.strikinglycdn.com/files/5486dd7f-dd79-45b9-ac47-e410184ab768/10489032968.pdf
- https://uploads.strikinglycdn.com/files/a9b47d4f-4111-41d4-afc3-3061ce869dca/wasevasegamabupokolexuxam.pdf
- https://uploads.strikinglycdn.com/files/3ccc7cf7-a088-45f6-a436-0c195a1ada98/vobobag.pdf
- https://uploads.strikinglycdn.com/files/38b66039-b33d-470c-b0a3-61ce99111976/9981545330.pdf
- https://uploads.strikinglycdn.com/files/d5fbc85e-9eeb-477b-a119-26ff90c963d7/67858928892.pdf
- https://uploads.strikinglycdn.com/files/c3305b42-14a4-4e3e-a802-1f49311aaf69/84161816006.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
Embedded domains
- cctraff.ru
- uploads.strikinglycdn.com
- files.christinagallagherpt.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 74.178.76.128
- 72.154.7.16
- 74.179.71.159
- 52.182.141.63
- 20.165.94.46
- 52.110.12.21
- 4.230.171.124
- 52.230.59.222
- 135.233.95.144
- 74.178.240.51
- 20.231.239.246
- 52.123.129.14
- 40.103.64.242
- 72.154.7.106
- 203.26.79.13
- 135.234.160.244
- 52.123.252.229
- 92.223.78.30
- 74.178.76.44
- 4.150.223.105
- 172.178.240.163
- 48.192.143.121
- 20.42.65.90
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report