MALICIOUS — 40250124519.pdf
MALICIOUS — 40250124519.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:
b9789377b877302deb94535d189827fcadd1b881a134ec370deeb5949d8c3c89 - SHA-1:
ce77584b1ae5d4ac60e99f1c83b2dd718ca8d62b - MD5:
e4f28d7c933c670dc62d2e5d9396f5ae - ssdeep:
768:CgGzpD44JtbRnEFIyPnX0G1tc9YSIyi3JYxSirjkFBtraZpyGaJuyJmfPpPcqoJk:fGFccgbaaSwJBYjccpyUyJUQc72k - TLSH:
T1F834D0F31897DC4D7A42AF176DAB0468804EE64E3123E76458883B6CE47C2FDBD10A21 - Submitted as: 40250124519.pdf
- File type: pdf · Size: 56544 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 13 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/bb19bd96-58b7-40f1-8681-c0db8fa1f645/55106895355.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ggtraff.ru/strik?keyword=chairperson+duties+pdf, https://cdn.shopify.com/s/files/1/0431/8029/4298/files/nafekevosoxonarow.pdf, https://cdn.shopify.com/s/files/1/0439/2137/5400/files/mod_bibliocraft_minecraft_1._7._10.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 (5 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9813 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
- 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
- desktop-hsgcbep
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
- 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
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\12dfbf3024a96ee6c48143644781f03b.png -
f77623f9aafbb8def99244587307ae4d7cfbec93564d88aa86629b680dcb8e64 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
55707563f9434357409010e9fa023d974b0bd86d324aa9653e78a0c9b0a9dce1 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/strik?keyword=chairperson+duties+pdf
- https://cdn.shopify.com/s/files/1/0431/8029/4298/files/nafekevosoxonarow.pdf
- https://cdn.shopify.com/s/files/1/0439/2137/5400/files/mod_bibliocraft_minecraft_1._7._10.pdf
- https://cdn.shopify.com/s/files/1/0434/0649/1797/files/android_jetpack_masterclass_in_kotlin.pdf
- https://cdn.shopify.com/s/files/1/0429/0877/8663/files/magaromivi.pdf
- https://cdn.shopify.com/s/files/1/0435/2458/7674/files/19598715848.pdf
- https://uploads.strikinglycdn.com/files/bb19bd96-58b7-40f1-8681-c0db8fa1f645/55106895355.pdf
- https://cdn.shopify.com/s/files/1/0432/2436/7262/files/xopowepotifixijiranexewa.pdf
- https://cdn.shopify.com/s/files/1/0429/9443/4202/files/dibidalibajakujatuguga.pdf
- https://cdn.shopify.com/s/files/1/0465/2780/7646/files/give_one_example_of_each_type_of_conflict.pdf
- https://site-1037180.mozfiles.com/files/1037180/57176592694.pdf
- https://site-1036935.mozfiles.com/files/1036935/10838878570.pdf
- https://site-1037125.mozfiles.com/files/1037125/19868421633.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=1787757482&P2=404&P3=2&P4=Oqt9lS9yrEEL0rpQN436IhNUj8pLIrA%2f33nLjFfDmcssMReXZX2dbPmB4yFsrNFnS30%2bEioH%2bLLpc6Fxa35j8A%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
- ggtraff.ru
- cdn.shopify.com
- uploads.strikinglycdn.com
- site-1037180.mozfiles.com
- site-1036935.mozfiles.com
- site-1037125.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 135.232.92.137
- 51.132.193.105
- 57.154.63.210
- 4.230.171.124
- 4.155.94.229
- 135.233.95.144
- 4.150.223.106
- 20.112.250.133
- 203.26.79.13
- 52.123.129.14
- 135.233.45.223
- 57.155.101.212
- 40.79.150.123
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report