MALICIOUS — 21105444887.pdf
MALICIOUS — 21105444887.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (84/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
8581eb11b8acc42838cc1b181823602c078c7c8d0163e54df266d2f3899dfbed - SHA-1:
e09a58088da8a47f033149e9e2c1b897e3c19660 - MD5:
13d3ecb596c02ad0d32b535781a5f006 - ssdeep:
768:ygGzpD5zOlf6W+UM79PRdz/vWWo46JfrIQM2ZNLlH8z:vGF1X79pnNertM2ZNLlH8z - TLSH:
T120318DF75067DD887AC99F03AEA104996046C78D7137AAB0589C7A2CC47C6BC7E00EA1 - Submitted as: 21105444887.pdf
- File type: pdf · Size: 41828 bytes
- Verdict: malicious (84/100)
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 malicious score of 84/100 is the fusion of 6 weighted signals:
- Embedded link rated malicious by URL analysis: https://uploads.strikinglycdn.com/files/566963a5-a5af-45a8-b533-097bb77ddd2b/lobujujiputujaxepomo.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 20 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://gettraff.ru/strik?keyword=bigscreen+vr+remote+desktop, https://cdn.shopify.com/s/files/1/0440/4389/4934/files/lego_brick_alarm_clock_instructions.pdf, https://cdn.shopify.com/s/files/1/0463/5338/3581/files/minecraft_pe_apk_1.13.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 (10 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9888 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
- 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
- desktop-hsgcbep
- 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 -
93f4f7a31b56a766dc89ba1162eb62e2cbf150183e59e98e302c960ee0ba7cc4 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\0b8962cb074774f1602b45adfd8e1484.png -
51281d1803a0eaacb8d23b07f82ee61db5e853f4874c79933db516b0d902e59f - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/strik?keyword=bigscreen+vr+remote+desktop
- https://cdn.shopify.com/s/files/1/0440/4389/4934/files/lego_brick_alarm_clock_instructions.pdf
- https://cdn.shopify.com/s/files/1/0463/5338/3581/files/minecraft_pe_apk_1.13.pdf
- https://cdn.shopify.com/s/files/1/0435/0027/3830/files/chapter_12_section_1_dna_the_genetic_material_worksheet_answers.pdf
- http://files.earthwalkwithkv.com/uploads/1/3/2/7/132712150/zujep-medutogerizi.pdf
- https://site-1038771.mozfiles.com/files/1038771/17664622947.pdf
- https://site-1038611.mozfiles.com/files/1038611/nedifixukovozisetositudeg.pdf
- https://site-1039720.mozfiles.com/files/1039720/gowijegenomiziveresegag.pdf
- https://site-1042199.mozfiles.com/files/1042199/54891823420.pdf
- https://site-1039817.mozfiles.com/files/1039817/wanapesotadebikilase.pdf
- https://uploads.strikinglycdn.com/files/566963a5-a5af-45a8-b533-097bb77ddd2b/lobujujiputujaxepomo.pdf
- https://uploads.strikinglycdn.com/files/3da92bc0-bedb-4a6d-b2e9-18f01a8792f2/92353114010.pdf
- https://uploads.strikinglycdn.com/files/0574be4f-5639-437b-b9c7-a6048b2fe1cb/lejes.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=1787769591&P2=404&P3=2&P4=UT2ggR74NetTLI1xRrLroNr%2f3P1qHBcTmR3PFz3HTnk%2b%2f3s0UiMhZLwIF1xzbX48qItgReEwU2O0JcpvsvpZEg%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
- files.earthwalkwithkv.com
- site-1038771.mozfiles.com
- site-1038611.mozfiles.com
- site-1039720.mozfiles.com
- site-1042199.mozfiles.com
- site-1039817.mozfiles.com
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 74.178.240.61
- 74.178.232.29
- 172.172.255.217
- 20.42.65.94
- 20.247.184.197
- 52.110.12.26
- 4.230.171.124
- 172.215.188.225
- 20.165.94.63
- 4.150.223.110
- 20.76.201.171
- 52.123.129.14
- 52.123.128.14
- 40.99.133.226
- 135.233.45.221
- 203.26.79.13
- 52.123.252.223
- 20.42.65.89
- 92.223.78.30
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report