SUSPICIOUS — 61142869126.pdf
SUSPICIOUS — 61142869126.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:
8007e8a317c3d3d7d3b2e157e96166a760b1e5ad3c40a58fb272a03db9528df2 - SHA-1:
4164dee7f9a89e76d3b091615c3f3cb02bc5fa0c - MD5:
2ebd49bb6f1dbded5de7e528aed9da0d - ssdeep:
768:eIgGzpDiNImL7P+qAjUpI8b9dL2DQA6aREfQ5MuV5CEEmhQRFSfaaguU18r:2GFONwR6nfQ5M+5CPzTSflU18r - TLSH:
T15A309EF35597EC8C7ACA9B03ADA71149514AC689A032FB600C8C7B6DF57C2BDBE50420 - Submitted as: 61142869126.pdf
- File type: pdf · Size: 39104 bytes
- Verdict: suspicious (64/100)
Detections (3 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Microsoft Defender: flagged
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The suspicious score of 64/100 is the fusion of 5 weighted signals:
- Contacted 18 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ggtraff.ru/strik?keyword=land+administration+definition+pdf, https://site-1037821.mozfiles.com/files/1037821/mefuvamopeg.pdf, https://site-1036996.mozfiles.com/files/1036996/merafolutiwitaminix.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)
9722 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
- 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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
462404871801a4d40f7159062789dfaaf505d25c3520da432e3f8c34dcf22c0a - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\c5608f91364c3a3375b95c535c518a73.png -
5c8377f703168e3f66b263d88c1ce86824dac9e093ced4cd1d0f3ff8216ee09a - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/strik?keyword=land+administration+definition+pdf
- https://site-1037821.mozfiles.com/files/1037821/mefuvamopeg.pdf
- https://site-1036996.mozfiles.com/files/1036996/merafolutiwitaminix.pdf
- https://site-1036786.mozfiles.com/files/1036786/tudezelelunowutosejasu.pdf
- https://cdn.shopify.com/s/files/1/0432/4291/3955/files/nedusebosojomu.pdf
- https://cdn.shopify.com/s/files/1/0427/5362/2182/files/pumikukavikaxugi.pdf
- https://cdn.shopify.com/s/files/1/0431/3006/0955/files/nufuradulozumisuf.pdf
- https://cdn.shopify.com/s/files/1/0439/5932/0734/files/56806493343.pdf
- https://cdn.shopify.com/s/files/1/0470/9066/3582/files/jofafudigewojekuz.pdf
- https://cdn.shopify.com/s/files/1/0428/0044/7655/files/61008531090.pdf
- https://cdn.shopify.com/s/files/1/0431/6053/5196/files/11772538318.pdf
- https://cdn.shopify.com/s/files/1/0432/2482/6014/files/62613225974.pdf
- https://cdn.shopify.com/s/files/1/0429/1438/1980/files/57292442360.pdf
- https://cdn.shopify.com/s/files/1/0430/6924/3549/files/23286534232.pdf
- https://cdn.shopify.com/s/files/1/0437/0821/9547/files/biochemistry_blood_test.pdf
- https://cdn.shopify.com/s/files/1/0432/7089/7824/files/dlink_outdoor_camera_review.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
- ggtraff.ru
- site-1037821.mozfiles.com
- site-1036996.mozfiles.com
- site-1036786.mozfiles.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 74.178.76.44
- 20.42.179.204
- 4.230.171.124
- 72.145.35.100
- 203.26.79.13
- 74.178.240.51
- 74.178.240.61
- 52.123.129.14
- 4.207.44.72
- 172.178.240.162
- 52.123.252.238
- 4.150.223.110
- 48.192.143.121
- 104.208.16.94
- 52.168.117.169
- 48.200.63.27
- 52.148.114.188
- 135.233.95.80
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report