SUSPICIOUS — normal_5fa55428461e2.pdf
SUSPICIOUS — normal_5fa55428461e2.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:
bb42cbdc069b77ed0aca8710429543faaf494ffbabbd217c8f4ab771eba6e843 - SHA-1:
396c9ec5124ef43eeb31e6d677eff8a1be2a190e - MD5:
5782ca16af10c3b3e42b4db6ff6d6595 - ssdeep:
768:uigGzpD+qebzSk279wLtPOSSVkwFtGFUd+E9gS0:u/GF6TA76MvFtHdt9gS0 - TLSH:
T1F6319EF31117EC983B87AB136EE6141C2546968D7133A76405D8BBBEC87C2FDAE50460 - Submitted as: normal_5fa55428461e2.pdf
- File type: pdf · Size: 41401 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://trafftec.ru/123?keyword=venture+21+sailboat+parts, https://cdn-cms.f-static.net/uploads/4369152/normal_5f8f5f06af826.pdf, https://veraweno.weebly.com/uploads/1/3/0/7/130739577/5818790.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 (2 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9712 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
- 250.255.255.239.in-addr.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
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787765173&P2=404&P3=2&P4=aELb%2bW987j7S2ppkRUVTMRXycw0%2btyzzviDmy0BbvXMNnLtnQmfDNdQXW7ljV6xaxn7L6QkwHgV%2bYCHnyQ6sUA%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=1787765212&P2=404&P3=2&P4=bCLfleUcdUPwtxSX07resvQlg3hNAoZr5V%2fakAuN7M3toGTzgUL7FfrGFzvOtZfjwtVb7JqkHxvQtqE%2bX2joqA%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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\c209bb05a35f8577f98c8c2421e1fae7.png -
4ed98e89f8d8435699fb948f1c3f2bb21e6afd48f7bab9d7e27a04e0d61c5970 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
a62f1e242b95ba2dbf4ecd5cc1306fb39bb721198dce1dd61bed7a23b3d4832a - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://trafftec.ru/123?keyword=venture+21+sailboat+parts
- https://cdn-cms.f-static.net/uploads/4369152/normal_5f8f5f06af826.pdf
- https://s3.amazonaws.com/zuwimadaneb/ecco_track_ii_low_leather_oxfords.pdf
- https://veraweno.weebly.com/uploads/1/3/0/7/130739577/5818790.pdf
- https://xobonub.files.wordpress.com/2020/11/polamilur.pdf
- https://botebofeji.files.wordpress.com/2020/11/15963812645.pdf
- https://s3.amazonaws.com/sukedil/azamara_shore_excursions.pdf
- https://sudufafi.files.wordpress.com/2020/11/xateliw.pdf
- https://s3.amazonaws.com/wesezuzuvalirik/cash_flow_statement_book.pdf
- https://mutozofe.files.wordpress.com/2020/11/67728004733.pdf
- https://pupirod.files.wordpress.com/2020/11/nozemapopumetuve.pdf
- https://juvibix.files.wordpress.com/2020/11/wazasusegupaxusijip.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
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787765173&P2=404&P3=2&P4=aELb%2bW987j7S2ppkRUVTMRXycw0%2btyzzviDmy0BbvXMNnLtnQmfDNdQXW7ljV6xaxn7L6QkwHgV%2bYCHnyQ6sUA%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=1787765212&P2=404&P3=2&P4=bCLfleUcdUPwtxSX07resvQlg3hNAoZr5V%2fakAuN7M3toGTzgUL7FfrGFzvOtZfjwtVb7JqkHxvQtqE%2bX2joqA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- trafftec.ru
- cdn-cms.f-static.net
- s3.amazonaws.com
- veraweno.weebly.com
- xobonub.files.wordpress.com
- botebofeji.files.wordpress.com
- sudufafi.files.wordpress.com
- mutozofe.files.wordpress.com
- pupirod.files.wordpress.com
- juvibix.files.wordpress.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.168.112.66
- 52.123.252.243
- 52.110.12.11
- 52.110.12.42
- 4.230.171.124
- 20.165.94.63
- 13.69.116.105
- 52.123.128.14
- 20.184.175.14
- 135.233.95.80
- 203.26.79.13
- 4.150.223.112
- 20.184.175.18
- 172.175.111.170
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report