MALICIOUS — 05db7d72fd842c328ad42ccf557ea3dd59771a638611ed294039d5b610029c39
MALICIOUS — 05db7d72fd842c328ad42ccf557ea3dd59771a638611ed294039d5b610029c39 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100). 6 of 54 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
05db7d72fd842c328ad42ccf557ea3dd59771a638611ed294039d5b610029c39 - SHA-1:
9f31abf45c83474e4ad49f1691f6bbc15f903e2d - MD5:
27a7ae8aa9a5f68160f2bb219072077d - ssdeep:
1536:zx8xHTHOJmRureXz59M265dXZGB+/b0mtnL+hrp7za136o:KtTuJmoeXlO2eQo/wm5aN1aoo - TLSH:
T1DA37E0F37197DD9C7B8BAB0739BA205C6589D2885536C760408CBB39C9B82BC7E60521 - Submitted as: 05db7d72fd842c328ad42ccf557ea3dd59771a638611ed294039d5b610029c39
- File type: pdf · Size: 71140 bytes
- Verdict: malicious (100/100)
Detections (6 of 54 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
- Microsoft Defender: Trojan:PDF/Phish.TSD!MTB
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Trellix Stinger (McAfee): PDF/Phish-FAB!27A7AE8AA9A5
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 100/100 is the fusion of 11 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 (rule
Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0) - engine signal, weight 0.90, confidence 0.95 - Microsoft Defender flagged Trojan:PDF/Phish.TSD!MTB (rule
Trojan:PDF/Phish.TSD!MTB) - engine signal, weight 0.55, confidence 0.85 - Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule
PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85 - Trellix Stinger (McAfee) flagged PDF/Phish-FAB!27A7AE8AA9A5 (rule
PDF/Phish-FAB!27A7AE8AA9A5) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Hoax.PDF.Phish.gen (rule
HEUR:Hoax.PDF.Phish.gen) - engine signal, weight 0.55, confidence 0.85 - Contacted 8 external host(s) and 3 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://www.mothercare.ro/sites/default/files/webform/resumes/tawapiseligimagawawujimo.pdf, https://www.osgeurope.com/sites/osg-corporate.dev/files/webform/19824824677.pdf, https://www.a1touchsolution.nl/sites/default/files/95216779236.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)
1097 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- c.pki.goog
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://c.pki.goog/r/r1.crl
- http://x2.c.lencr.org/
- http://ye.c.lencr.org/
- http://c.pki.goog/wr2/9UVbN0w5E6Y.crl
- http://yr.c.lencr.org/
- 23.40.52.85
- 23.11.37.157
- 20.190.167.20
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=train+up+a+child+bible+verse+nlt
- https://www.mothercare.ro/sites/default/files/webform/resumes/tawapiseligimagawawujimo.pdf
- https://www.osgeurope.com/sites/osg-corporate.dev/files/webform/19824824677.pdf
- https://www.a1touchsolution.nl/sites/default/files/95216779236.pdf
- https://printandmail.princeton.edu/system/files/webform/68272747422.pdf
- https://ubmemeaensoprod.s3.amazonaws.com/ifsec_international/call_for_papers/2021/03/37488496184.pdf
- https://ubmemeaensoprod.s3.amazonaws.com/ifsec_international/call_for_papers/2021/03/wutiladerotegedubel.pdf
- https://www.healthdata.org/sites/default/files/resumes/mevupuxapiledowitire.pdf
- http://www.muttypawsacademy.com/sites/default/files/webform/vaccines/89533113822.pdf
- http://klm3fg.grhosting.cz/sites/default/files/webform/files/5308316073.pdf
- https://natsihwa.org.au/sites/default/files/webform/degajakuko.pdf
- https://www.woonsocketri.org/system/temporary/webform/makepepatamizozixijefawop.pdf
- https://www.woonsocketri.org/system/temporary/webform/danajon.pdf
- http://oaklandchildcare.org/sites/default/files/webform/80411930416.pdf
- http://oaklandchildcare.org/sites/default/files/webform/55178968397.pdf
- https://ambrose.edu/sites/default/files/webform/82598578892.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
Embedded domains
- feedproxy.google.com
- www.osgeurope.com
- osg-corporate.dev
- www.a1touchsolution.nl
- printandmail.princeton.edu
- ubmemeaensoprod.s3.amazonaws.com
- www.healthdata.org
- www.muttypawsacademy.com
- natsihwa.org.au
- www.woonsocketri.org
- oaklandchildcare.org
- ambrose.edu
- www.w3.org
- purl.org
- ns.adobe.com
- www.mothercare.ro
- klm3fg.grhosting.cz
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
Embedded IP addresses
- 48.211.4.16
- 172.215.188.225
- 52.110.12.37
- 57.155.101.212
- 4.230.171.124
- 52.168.117.174
- 74.178.76.128
- 20.42.72.131
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report