MALICIOUS — 23011212894.pdf
MALICIOUS — 23011212894.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:
43973ff53b941a93a9a5b8646526f48141bd957b360f62ccd365eee276b9f9c8 - SHA-1:
d73b36d5c6d30bec15f8c82ca65054a8f42a798b - MD5:
6cfa9ddd73ae09b0bb0fbdcaea9ae2d8 - ssdeep:
1536:uGFsRl0DtovTwUlsByz2qjwqxYI2flLOn:XFsRma2yzNjxxcfl2 - TLSH:
T1D736DFF36497EC8DBA872B03ADFA11544205D2896033ABA4169C7B2DD1BC7FC7E80951 - Submitted as: 23011212894.pdf
- File type: pdf · Size: 66737 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 (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/d1e653b1-abea-4dee-b25a-865acb7f88e1/zuzokebuwaranoxisenoxop.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ggtraff.ru/strik?keyword=microbiology+lab+techniques+pdf, https://uploads.strikinglycdn.com/files/d1e653b1-abea-4dee-b25a-865acb7f88e1/zuzokebuwaranoxisenoxop.pdf, https://uploads.strikinglycdn.com/files/1261dc9c-8d8f-47df-828d-dacfd8120857/69187512600.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 (11 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9905 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
- 252.0.0.224.in-addr.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
- ntp.ubuntu.com
- 79.243.254.169.in-addr.arpa
- 255.255.254.169.in-addr.arpa
- 250.255.255.239.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
4403e3426c8adf961f4cd80c8ea6daf38f149557a24ee5bd7a464bac426808b0 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\769e58b7c542457535a7e088660bc9bb.png -
1fcab8e08d81cdc42ad8884fdfa274e08a8b1dfd2b227dcb62bf69272efc888c - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/strik?keyword=microbiology+lab+techniques+pdf
- https://uploads.strikinglycdn.com/files/d1e653b1-abea-4dee-b25a-865acb7f88e1/zuzokebuwaranoxisenoxop.pdf
- https://uploads.strikinglycdn.com/files/1261dc9c-8d8f-47df-828d-dacfd8120857/69187512600.pdf
- https://uploads.strikinglycdn.com/files/29e3b682-4d37-4bee-8739-d81238d72a80/37057606639.pdf
- https://uploads.strikinglycdn.com/files/3d2df79a-1b5e-4f97-9193-5f97f6e0d79f/65453514364.pdf
- https://uploads.strikinglycdn.com/files/cc615d85-5bcd-445d-95e8-f0552d4f7c10/saledafabalugiwinodivuz.pdf
- https://site-1036858.mozfiles.com/files/1036858/19473629564.pdf
- https://site-1037193.mozfiles.com/files/1037193/28640578948.pdf
- https://site-1036864.mozfiles.com/files/1036864/sepenixemutuvezulipijuw.pdf
- https://site-1037188.mozfiles.com/files/1037188/sebivaja.pdf
- https://site-1036646.mozfiles.com/files/1036646/lejeradaxasusupavozaza.pdf
- https://cdn.shopify.com/s/files/1/0434/8254/6341/files/vuruvegelaw.pdf
- https://cdn.shopify.com/s/files/1/0429/5832/3865/files/ziwikewij.pdf
- https://cdn.shopify.com/s/files/1/0440/3986/4485/files/fofedodi.pdf
- https://cdn.shopify.com/s/files/1/0434/4948/3420/files/54634360107.pdf
- https://cdn.shopify.com/s/files/1/0430/1737/1797/files/dodumumanawelem.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
- uploads.strikinglycdn.com
- site-1036858.mozfiles.com
- site-1037193.mozfiles.com
- site-1036864.mozfiles.com
- site-1037188.mozfiles.com
- site-1036646.mozfiles.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 4.150.223.97
- 20.165.94.46
- 20.247.184.142
- 4.230.171.124
- 203.26.79.13
- 74.179.77.204
- 4.150.223.106
- 20.231.239.246
- 104.208.16.94
- 40.99.133.210
- 52.123.128.14
- 172.178.240.163
- 104.46.162.229
- 172.175.111.170
- 52.148.114.188
- 142.250.183.35
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report