SUSPICIOUS — 98933319661.pdf
SUSPICIOUS — 98933319661.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:
a81c23da19ab52a3d0f8b4179e3495bae8426eac424cb15077eadfbbe30b6d09 - SHA-1:
c8c90496954cca1020cdaae3a5bdf6a66e9c0b71 - MD5:
f632214fdf670e12db72b6f958dd43ec - ssdeep:
768:6gGzpD548Up7vuBAaI58XSdz04uxds69SyIDN+9h4XF29MOTwFTNZcr:nGFF3UIBAD+Q0PWtyIR+9212KOTwFTNW - TLSH:
T18D329DF34067DC8CBAC6EB076EEA24589086D648613296A444D87BACC47C3BD7F51B60 - Submitted as: 98933319661.pdf
- File type: pdf · Size: 46012 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 19 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/strik?keyword=flame+arrestor+working+principle+pdf, http://gomosiwu.teamsterslocal896.org/uploads/1/3/0/7/130775666/firosomopikokaz_maveso.pdf, http://lavogajid.suilah.com/uploads/1/3/2/6/132681579/8f9f6b6b691fba.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 (15 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9701 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
- 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
- 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
- 252.0.0.224.in-addr.arpa
- ctldl.windowsupdate.com
- ntp.ubuntu.com
- 250.255.255.239.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
bbeb8b26fe6090a12497780ed9a81b88800f3d3e5e4fdc4af9cc961b227c4335 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\796989307651e0f9707e510564f45b66.png -
32406a89d54b9b00aa18f0a0ea6815963549a25f818faa69100743f96ab02b21 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/strik?keyword=flame+arrestor+working+principle+pdf
- http://gomosiwu.teamsterslocal896.org/uploads/1/3/0/7/130775666/firosomopikokaz_maveso.pdf
- http://lavogajid.suilah.com/uploads/1/3/2/6/132681579/8f9f6b6b691fba.pdf
- http://wapisavut.emilydeweyphotography.com/uploads/1/3/1/1/131164021/1717967.pdf
- http://files.jaml.org/uploads/1/3/2/6/132683024/dazunixovofuxe.pdf
- http://files.remodelingbymartinbrothers.com/uploads/1/3/1/4/131406749/132055.pdf
- http://files.ricballroom.com/uploads/1/3/1/3/131398419/bonikugotunupoberoj.pdf
- http://texilife.buddcreek.org/uploads/1/3/2/6/132682076/dojunonu_faririderojek_bunowojisabu_burelakopake.pdf
- http://bajal.provisopartners.com/uploads/1/3/0/7/130740073/kuwok_zezunizerir_piposu.pdf
- https://site-1036651.mozfiles.com/files/1036651/4981907627.pdf
- https://site-1036686.mozfiles.com/files/1036686/bilatefabizixoxetupim.pdf
- https://site-1037101.mozfiles.com/files/1037101/todew.pdf
- https://site-1037086.mozfiles.com/files/1037086/panopigop.pdf
- https://site-1037196.mozfiles.com/files/1037196/tenigesosu.pdf
- https://site-1037120.mozfiles.com/files/1037120/52202914086.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
Embedded domains
- gettraff.ru
- gomosiwu.teamsterslocal896.org
- lavogajid.suilah.com
- wapisavut.emilydeweyphotography.com
- files.jaml.org
- files.remodelingbymartinbrothers.com
- files.ricballroom.com
- texilife.buddcreek.org
- bajal.provisopartners.com
- site-1036651.mozfiles.com
- site-1036686.mozfiles.com
- site-1037101.mozfiles.com
- site-1037086.mozfiles.com
- site-1037196.mozfiles.com
- site-1037120.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 72.154.7.113
- 74.179.77.204
- 51.104.15.253
- 52.123.252.218
- 135.232.92.34
- 52.110.12.20
- 72.145.35.100
- 4.230.171.124
- 203.26.79.13
- 4.155.95.248
- 135.232.92.97
- 52.123.129.14
- 92.223.78.30
- 135.234.160.246
- 57.155.101.212
- 52.168.117.170
- 104.46.162.231
- 4.207.44.73
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report