SUSPICIOUS — normal_5f88aa2f4b2d0.pdf
SUSPICIOUS — normal_5f88aa2f4b2d0.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:
a52a72bbc443b93ad7a04e810f4710a79edbac9da81184e6ed4a1ce3bb6eb197 - SHA-1:
dceb09d0a751f15d2b8d002564ee918c6ae9f0fa - MD5:
4948313de4cf9453794263aa5149f653 - ssdeep:
768:TgGzpDRe/oFCfEH5Im5YwX7hxMv5QL4HdA2FwILWlHUxgRZGF239sBM:sGFdec5Yw16QL4HdA2FwckRZ6wsBM - TLSH:
T13D338EF3109BEC4C7ACBAB03AEF621565146C7486236DBA06098BB6DD4BC5BD7E00D10 - Submitted as: normal_5f88aa2f4b2d0.pdf
- File type: pdf · Size: 48894 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 14 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/123?keyword=domain+and+range+of+functions+worksheet+pdf, https://keniwuki.weebly.com/uploads/1/3/1/4/131483234/gosibokuvefuj.pdf, https://xojerajap.weebly.com/uploads/1/3/1/3/131384359/ea1eadc07ab.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 (14 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9780 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
- 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=1787765482&P2=404&P3=2&P4=dFPBLBNSxWCR1gsjB8%2bF%2bCO5SVLFeVxCNRIDX2jWt6admuoN7pVCs%2fB1y8p7CS%2fzps20vZgpJCsFxnbC9r5WuA%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
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787765550&P2=404&P3=2&P4=nvy34o5s1UjyAKEJRlpgqPJDoPg3HGQ8uDyM%2bqLa4wi43elGN22ttsjh63mwLGZAfHcXFfh0Gw4twByPyEBy1g%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5?P1=1787162201&P2=404&P3=2&P4=GQKBSpW34L4NZs%2f0Nm8Epj7kHdrToWIifqRXctFfFNzHQqiP%2bPVdEH0mkIaMypQDgQLma%2fOYdFHmaHhDoHvHzA%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\88c09282ed774959de1207c508bddf93.png -
ec078195a1aac18ef6217d61340777dc33180f8d0a71ae107c57da339574a8a8 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
14781771c0b9ab85b7971e731e615d39a759d8f3cd97dfcf9e8aeaf7f5eb8ed0 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/123?keyword=domain+and+range+of+functions+worksheet+pdf
- https://keniwuki.weebly.com/uploads/1/3/1/4/131483234/gosibokuvefuj.pdf
- https://xojerajap.weebly.com/uploads/1/3/1/3/131384359/ea1eadc07ab.pdf
- https://jakedekokobara.weebly.com/uploads/1/3/1/3/131381480/da50c7e0ec8f483.pdf
- https://xizirogubo.weebly.com/uploads/1/3/0/7/130776043/97e16.pdf
- https://site-1043571.mozfiles.com/files/1043571/ronibo.pdf
- https://site-1040097.mozfiles.com/files/1040097/20003166325.pdf
- https://site-1043200.mozfiles.com/files/1043200/putanazifokoxinu.pdf
- https://site-1041411.mozfiles.com/files/1041411/36722930862.pdf
- https://site-1043702.mozfiles.com/files/1043702/79714117024.pdf
- https://babikovinemixe.weebly.com/uploads/1/3/1/8/131856339/8f24ebaa3f201f6.pdf
- https://wuvirinofibugiz.weebly.com/uploads/1/3/1/0/131070402/fuziwakirub.pdf
- https://site-1037121.mozfiles.com/files/1037121/13907793702.pdf
- https://site-1040613.mozfiles.com/files/1040613/miguzol.pdf
- https://site-1036872.mozfiles.com/files/1036872/83638030160.pdf
- https://site-1044163.mozfiles.com/files/1044163/monitoring_and_evaluation_methodology.pdf
- https://site-1040359.mozfiles.com/files/1040359/10727795630.pdf
- https://site-1040562.mozfiles.com/files/1040562/84639632707.pdf
- https://cdn-cms.f-static.net/uploads/4366661/normal_5f8774e6bd21e.pdf
- https://cdn-cms.f-static.net/uploads/4366360/normal_5f8783790c3ac.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/
Embedded domains
- gettraff.ru
- keniwuki.weebly.com
- xojerajap.weebly.com
- jakedekokobara.weebly.com
- xizirogubo.weebly.com
- site-1043571.mozfiles.com
- site-1040097.mozfiles.com
- site-1043200.mozfiles.com
- site-1041411.mozfiles.com
- site-1043702.mozfiles.com
- babikovinemixe.weebly.com
- wuvirinofibugiz.weebly.com
- site-1037121.mozfiles.com
- site-1040613.mozfiles.com
- site-1036872.mozfiles.com
- site-1044163.mozfiles.com
- site-1040359.mozfiles.com
- site-1040562.mozfiles.com
- cdn-cms.f-static.net
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.66.2.5
- 4.207.44.77
- 4.247.188.233
- 52.110.12.51
- 57.155.104.224
- 4.230.171.124
- 74.178.76.128
- 74.178.240.51
- 52.123.129.14
- 52.182.143.212
- 74.178.76.44
- 203.26.79.13
- 135.234.160.245
- 20.42.65.91
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report