SUSPICIOUS — normal_5f871a1db1a21.pdf
SUSPICIOUS — normal_5f871a1db1a21.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (64/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
3258020dda22fd278f3b90448906309470cbd2c0b4062aa45601c7ce0eb44f4c - SHA-1:
c45bc383a9afedd9e6895539e3621b86f20bfaad - MD5:
e385bfa406c94f728695685156cb3f4b - ssdeep:
768:ngGzpDtpdURO11jTKF+1JA/G/L/N93nshusH1njojCviRdKrTwdytTMpVtT:gGFJpJjTKFQJsG/p9AO+qRdKrcItTMp7 - TLSH:
T109327DF350A7FE4C7A8B9F976DEA0199A04AD78C6122A660448C376DC4BC5FD3F00661 - Submitted as: normal_5f871a1db1a21.pdf
- File type: pdf · Size: 44239 bytes
- Verdict: suspicious (64/100)
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 suspicious score of 64/100 is the fusion of 5 weighted signals:
- Contacted 16 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/123?keyword=misguided+ghosts+lyrics+espa%25C3%25B1ol, https://cdn-cms.f-static.net/uploads/4366009/normal_5f87056412921.pdf, https://cdn-cms.f-static.net/uploads/4365612/normal_5f87146f3d799.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 (13 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9830 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
- _dosvc._tcp.local
- desktop-hsgcbep._dosvc._tcp.local
- ntp.ubuntu.com
- 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=1787765279&P2=404&P3=2&P4=TfvwUrzEWcgV%2bDpRjQ922voBhHplvKu%2fCM59nbZfyc1G7vbii0irTgo2lROa7orYc%2byNa%2f3B%2bSJAXdWghYlgHg%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\sumatrapdfcache\ba9ee34f4bf02f3c01a513debb520421.png -
21bf7b29fca12b963d8de57b5b2b352a7e17369d3552683fb4fd7d375d96a9a9 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
d5fc97dee14e2aac1604ea341e4f4114b69d455417613973ba5c5bc596daf279 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/123?keyword=misguided+ghosts+lyrics+espa%25C3%25B1ol
- https://cdn-cms.f-static.net/uploads/4366009/normal_5f87056412921.pdf
- https://cdn-cms.f-static.net/uploads/4365612/normal_5f87146f3d799.pdf
- https://cdn-cms.f-static.net/uploads/4365541/normal_5f8718cdc80f7.pdf
- https://cdn-cms.f-static.net/uploads/4365998/normal_5f86fea4421ac.pdf
- https://site-1037018.mozfiles.com/files/1037018/7601049375.pdf
- https://site-1036815.mozfiles.com/files/1036815/64202221529.pdf
- https://site-1042919.mozfiles.com/files/1042919/37310675544.pdf
- https://site-1042768.mozfiles.com/files/1042768/32831570400.pdf
- https://site-1039915.mozfiles.com/files/1039915/9010009116.pdf
- https://cdn.shopify.com/s/files/1/0481/0670/0963/files/xadasabepo.pdf
- https://cdn.shopify.com/s/files/1/0467/7468/1753/files/8221469002.pdf
- https://cdn.shopify.com/s/files/1/0494/2266/3835/files/zedesisekubunidavekiso.pdf
- https://cdn.shopify.com/s/files/1/0481/3658/5379/files/royal_canin_selected_protein_dog.pdf
- https://cdn.shopify.com/s/files/1/0431/7347/8560/files/4_elements_monk_5e_guide.pdf
- https://cdn.shopify.com/s/files/1/0268/8253/9698/files/sct_tuner_6.0_powerstroke_gains.pdf
- https://cdn.shopify.com/s/files/1/0431/5339/1782/files/65108533535.pdf
- https://cdn-cms.f-static.net/uploads/4366034/normal_5f8709c02fd66.pdf
- https://cdn-cms.f-static.net/uploads/4365570/normal_5f87092e75e1e.pdf
- https://uploads.strikinglycdn.com/files/521fd492-81c1-4989-825f-fe7150ec3406/dabizixunimevujif.pdf
- https://uploads.strikinglycdn.com/files/868f4c87-7760-4bb8-82b2-8fe9a529ff0b/14434635532.pdf
- https://uploads.strikinglycdn.com/files/9ad73b72-7195-448f-b68f-520f8c250a26/gatoxizu.pdf
- https://uploads.strikinglycdn.com/files/1f56f9a3-d167-418b-aad0-5a774ac9d294/durejiforilufeza.pdf
- https://uploads.strikinglycdn.com/files/1865fe12-659c-4b97-8baf-1ec40b0a88f9/zanojekiwovo.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
Embedded domains
- gettraff.ru
- cdn-cms.f-static.net
- site-1037018.mozfiles.com
- site-1036815.mozfiles.com
- site-1042919.mozfiles.com
- site-1042768.mozfiles.com
- site-1039915.mozfiles.com
- cdn.shopify.com
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.172.255.217
- 85.210.196.11
- 172.66.2.5
- 52.110.12.46
- 4.144.132.223
- 4.230.171.124
- 20.184.175.2
- 20.76.201.171
- 135.233.95.144
- 52.123.129.14
- 74.178.76.128
- 135.233.95.80
- 203.26.79.13
- 135.233.45.222
- 20.184.175.3
- 51.104.15.252
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report