MALICIOUS — normal_5f883ef08dbc6.pdf
MALICIOUS — normal_5f883ef08dbc6.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:
ca507bb0af2f990098199f69fe0b7f40290a66da24dd10e27a98eeeab5ae6ad9 - SHA-1:
726546caaab2d778936a3f96f3b332ab18a38b14 - MD5:
66a4aac4120bdba39155d0d3cca9eaae - ssdeep:
768:HgGzpDRp0TqsDgYbhYwBpZg0085FL8LIKaodk5ND+sSb5iRPhna1j39b1cf4qM:AGFFp0HgAFMhdWND+sSYJa539b1cf4qM - TLSH:
T1C7329EF750A7ED8DBA8A5B136CA72195508ED388B13B975008DC7B3DC4BC2AD7E40861 - Submitted as: normal_5f883ef08dbc6.pdf
- File type: pdf · Size: 44336 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): HEUR:Trojan.Script.Generic
MITRE ATT&CK
Why this verdict
The malicious score of 72/100 is the fusion of 6 weighted signals:
- Contacted 16 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/2103b23f-616c-4d14-a66c-7569d0bd17b4/11537816901.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://gettraff.ru/123?keyword=levinson+2020+presumptive+meanings+pdf, https://site-1041782.mozfiles.com/files/1041782/free_download_book_wings_of_fire.pdf, https://site-1041682.mozfiles.com/files/1041682/90208050790.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 (19 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9603 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
- 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
- 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/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\9bcf1b5b018d52bd11b648b00e71c0e0.png -
819055fa977a880c339e6cf40fa78cddf43e8a2344b80908e6466a967ed03b45 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
08fcfbbd8f1175171957bf8b387d815c16567a680ab03e3d824b7cad5beab674 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/123?keyword=levinson+2020+presumptive+meanings+pdf
- https://site-1041782.mozfiles.com/files/1041782/free_download_book_wings_of_fire.pdf
- https://site-1041682.mozfiles.com/files/1041682/90208050790.pdf
- https://site-1040319.mozfiles.com/files/1040319/betogakejijudidojudujog.pdf
- https://site-1043353.mozfiles.com/files/1043353/50168785875.pdf
- https://uploads.strikinglycdn.com/files/2103b23f-616c-4d14-a66c-7569d0bd17b4/11537816901.pdf
- https://uploads.strikinglycdn.com/files/d4fc160e-f406-44c5-8532-1417bbef6091/58134180992.pdf
- https://uploads.strikinglycdn.com/files/2ae76e0a-37cb-4888-b614-bfc9d475f18b/pejiwob.pdf
- https://uploads.strikinglycdn.com/files/3cdc36fd-b53c-4fa1-89e8-82553821aa57/5542608567.pdf
- https://uploads.strikinglycdn.com/files/d38c7b27-101e-4392-a8c4-a5fcc7a10d09/54542041770.pdf
- https://uploads.strikinglycdn.com/files/19ecc186-c2a1-43a3-a1a6-868e6100a5d6/sumoxuxovabibedor.pdf
- https://cdn-cms.f-static.net/uploads/4366337/normal_5f8715fd84e9f.pdf
- https://cdn-cms.f-static.net/uploads/4367017/normal_5f87e42697ae1.pdf
- https://cdn-cms.f-static.net/uploads/4366341/normal_5f8735f27c039.pdf
- https://cdn-cms.f-static.net/uploads/4366032/normal_5f870c17e0c65.pdf
- https://cdn-cms.f-static.net/uploads/4366031/normal_5f87cebb8b7ba.pdf
- https://cdn-cms.f-static.net/uploads/4365552/normal_5f87307cbb1e1.pdf
- https://cdn-cms.f-static.net/uploads/4365662/normal_5f872b7f48471.pdf
- https://cdn-cms.f-static.net/uploads/4365586/normal_5f86ffd811937.pdf
- https://nukevokisoget.weebly.com/uploads/1/3/2/7/132711970/domijedaxixak.pdf
- https://bibeliki.weebly.com/uploads/1/3/0/7/130738572/120c0bf62c84.pdf
- https://jakedekokobara.weebly.com/uploads/1/3/1/3/131381480/gukinogine.pdf
- https://wepugimi.weebly.com/uploads/1/3/1/0/131070973/wubogovexipipeweta.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
Embedded domains
- gettraff.ru
- site-1041782.mozfiles.com
- site-1041682.mozfiles.com
- site-1040319.mozfiles.com
- site-1043353.mozfiles.com
- uploads.strikinglycdn.com
- cdn-cms.f-static.net
- nukevokisoget.weebly.com
- bibeliki.weebly.com
- jakedekokobara.weebly.com
- wepugimi.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.123.252.245
- 85.210.196.11
- 52.110.12.31
- 52.110.12.8
- 4.230.171.124
- 4.247.188.233
- 20.112.250.133
- 74.178.76.128
- 52.123.129.14
- 172.178.240.161
- 20.165.94.46
- 203.26.79.13
- 92.223.78.30
- 52.168.117.168
- 172.175.111.170
- 20.42.65.91
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report