MALICIOUS — 41422994865.pdf
MALICIOUS — 41422994865.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 2 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
a37e085d50e6de4893da8d07074220da33d6338babddb48c6cafc9ec1686d169 - SHA-1:
8cea0cd2712896f63033cd28bac1ef3edfa02b43 - MD5:
cd91cfcb60daf6aec7d6a33d244bf162 - ssdeep:
768:fgGzpDHvCLOSqJ1Fw5eyYXMIea2wjQcPOD+cbsrRb6JtY:oGFTYU2wjNPrrV6fY - TLSH:
T1982F7EF35067EC8D6A4B9F03AE9A101A115ACA8C2132A7A055DC373CD4BC6FD7E51A31 - Submitted as: 41422994865.pdf
- File type: pdf · Size: 33031 bytes
- Verdict: malicious (72/100)
Detections (2 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The malicious score of 72/100 is the fusion of 6 weighted signals:
- Contacted 16 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/8f817209-896d-481b-bfa4-363d98c5c1a9/vozoriniremekanizatoga.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://gettraff.ru/strik?keyword=brother+mfc-j825dw+service+manual, https://cdn.shopify.com/s/files/1/0469/4612/3937/files/east_clinton_local_school_district.pdf, https://cdn.shopify.com/s/files/1/0432/4956/5853/files/57490253750.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 (4 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9739 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=1787764296&P2=404&P3=2&P4=YQOppud2JezsbHmXK%2fR5%2f650wuo6q2lzkwc2%2bkEuDmmyd%2bO50sc2KXL1CVLHBNnV9%2bZDt%2fR6GL4pV5oOKZqDVA%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=1787764364&P2=404&P3=2&P4=UrKyuzxPnvQEFiqJkXvhPTf9HPIZysnxo7UenLqrN2IDLRiA5ujnZrPxWJLk1tbfyDOOL7%2fRcRtkGFGk57umzg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- 192.168.122.110
- 23.40.52.209
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
70f9c8215f67f6098d3977ceaae78a08c634db0ef0e7d26e54972368fa849637 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\d0d66d9ed6090f5745bfc46cd8f90b79.png -
4a70bf08b28d08e5ab8d39987ddc95162616b5e5f3017db3c7312cc87e73afbd - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/strik?keyword=brother+mfc-j825dw+service+manual
- https://cdn.shopify.com/s/files/1/0469/4612/3937/files/east_clinton_local_school_district.pdf
- https://cdn.shopify.com/s/files/1/0432/0110/1985/files/8255251556.pdf
- https://cdn.shopify.com/s/files/1/0432/4956/5853/files/57490253750.pdf
- https://cdn.shopify.com/s/files/1/0431/9064/8996/files/schubert_impromptu_opus_90_no_2.pdf
- https://cdn.shopify.com/s/files/1/0462/3083/1253/files/87843256201.pdf
- https://cdn.shopify.com/s/files/1/0429/5891/3689/files/viking_motorsports_peabody_ma.pdf
- https://cdn.shopify.com/s/files/1/0481/4562/9337/files/orange_breasted_bird_california.pdf
- https://uploads.strikinglycdn.com/files/8f817209-896d-481b-bfa4-363d98c5c1a9/vozoriniremekanizatoga.pdf
- https://uploads.strikinglycdn.com/files/a3472d6c-c253-4592-9855-632b24bb0c80/52757751639.pdf
- https://uploads.strikinglycdn.com/files/588e8795-61f4-4a16-81bd-78618a296ebe/gedosanaj.pdf
- https://cdn.shopify.com/s/files/1/0433/4659/1903/files/zorirotigididokoribura.pdf
- https://cdn.shopify.com/s/files/1/0497/3333/7249/files/80824551329.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=1787764296&P2=404&P3=2&P4=YQOppud2JezsbHmXK%2fR5%2f650wuo6q2lzkwc2%2bkEuDmmyd%2bO50sc2KXL1CVLHBNnV9%2bZDt%2fR6GL4pV5oOKZqDVA%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
Embedded domains
- gettraff.ru
- cdn.shopify.com
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.168.117.168
- 72.153.5.138
- 135.233.95.80
- 52.110.12.48
- 4.230.171.124
- 20.247.184.197
- 85.210.196.11
- 20.184.175.12
- 135.233.95.135
- 52.123.128.14
- 40.99.133.242
- 135.233.45.221
- 52.123.252.246
- 72.153.5.130
- 203.26.79.13
- 52.123.252.223
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report