SUSPICIOUS — liguba.pdf
SUSPICIOUS — liguba.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (64/100). 2 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
4050612f5fb849e9ae2a5c17176e7bf11f0db2804f402c28f6221bdac6f79185 - SHA-1:
1631a965ef05de97121bafb4d9efaaa865b84c8a - MD5:
033d91372580619ad181f5c7509ba28e - ssdeep:
768:FgGzpDg03ZaaOe/pqNcbU21UNp6xoWzIGotH5NDKL6je93y:WGFc3NcbqNIoWzJotZYeje93y - TLSH:
T1AE32AEF3609BED8C3A8B6B075EA7014A518AC78C5137DBA0548C363CD4BCAFC6E51664 - Submitted as: liguba.pdf
- File type: pdf · Size: 44474 bytes
- Verdict: suspicious (64/100)
Detections (2 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The suspicious score of 64/100 is the fusion of 5 weighted signals:
- Contacted 20 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=aptitude+test+pdf+with+answers+download, https://cdn.shopify.com/s/files/1/0461/4668/3043/files/linemolenawep.pdf, https://cdn.shopify.com/s/files/1/0438/2598/7741/files/pathogenicity_of_salmonella.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 (12 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9687 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
- ntp.ubuntu.com
- _dosvc._tcp.local
- 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=1787780679&P2=404&P3=2&P4=HyFUWve7xW1Hazgh4Q4jVakYAju1MZ5deB8il5uTo%2bIRW%2ffaPRGvfG2pVOqbuku2Tv%2bhnlAPGyZhcUymVytQOg%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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
a3690507d11e387b8654cb889e43f8f69521edde325353c11054572fa84359e4 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\537c9fdde1915caef2d9a9fe1e6ca64c.png -
2d7af1cdba60508b50722ff86229f9b62ba4ab3dfa50e7a71ce3965b0ee6b6ad - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=aptitude+test+pdf+with+answers+download
- https://cdn.shopify.com/s/files/1/0461/4668/3043/files/linemolenawep.pdf
- https://cdn.shopify.com/s/files/1/0438/2598/7741/files/pathogenicity_of_salmonella.pdf
- https://cdn.shopify.com/s/files/1/0431/9952/9121/files/wedabejewubora.pdf
- https://cdn.shopify.com/s/files/1/0432/4084/9575/files/kojumiravasajino.pdf
- https://uploads.strikinglycdn.com/files/8736a1b2-c797-4b63-81c3-9bf8d8f8900c/damijapabinatipuvi.pdf
- https://uploads.strikinglycdn.com/files/ee3b874a-4456-4f59-9c4f-f86a9f77289f/13188951938.pdf
- https://uploads.strikinglycdn.com/files/8f57413c-da83-4f75-94a7-623ecb288a03/temuvigeb.pdf
- https://uploads.strikinglycdn.com/files/a5feccbb-54d2-46ba-84fd-c171ae10a883/1153696280.pdf
- https://uploads.strikinglycdn.com/files/a64c5223-fc12-43e3-b6c0-e709a9ed9d56/62006122471.pdf
- https://uploads.strikinglycdn.com/files/35b3b503-ac86-4618-a33b-2a96069cde80/xirisulunupibuwavi.pdf
- https://uploads.strikinglycdn.com/files/148bfbfe-153c-4e2b-b724-95aebc5d60a1/lonatozomifofis.pdf
- https://uploads.strikinglycdn.com/files/ef1ed819-f0bc-4653-994d-515812c18d91/80471229897.pdf
- https://uploads.strikinglycdn.com/files/95ad5f4f-4c28-4b3d-8da9-6b3cf9b9ef87/45507105158.pdf
- https://uploads.strikinglycdn.com/files/9aff9376-4319-4060-b6d4-25d7b2977c44/42730258735.pdf
- https://uploads.strikinglycdn.com/files/cf3bf94b-a2f0-4cea-9b50-2fabc151f60e/70435892264.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
Embedded domains
- cctraff.ru
- cdn.shopify.com
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 4.247.188.224
- 4.144.132.114
- 57.155.101.212
- 4.230.171.124
- 74.178.240.61
- 20.231.239.246
- 40.99.133.242
- 52.123.129.14
- 52.123.128.14
- 40.99.134.2
- 72.154.7.16
- 203.26.79.13
- 142.251.42.99
- 52.168.117.174
- 4.209.250.170
- 4.150.223.112
- 172.172.255.217
- 52.123.252.194
- 4.150.223.111
- 40.79.150.121
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report