MALICIOUS — 40327552347.pdf
MALICIOUS — 40327552347.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (75/100). 3 of 50 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
387ed3dac7ce8310c2025b158be87ef52c9a699800daa73af00e50b9aac45a33 - SHA-1:
974db7a0cc7e9c0732368a95b56ca2ccb1373e1f - MD5:
40ee64f4aec5735a8124345ab47a75a6 - ssdeep:
768:dgGzpDytRcgN25XVY9pL5GnRFvLoRLzPldZ/WUsB5H+fJZH:eGFWtRXe1nRFjILzPldZ38H+fJZH - TLSH:
T190328DF350A7EC4C3B8A6F17AE9721595146E68D2077A7B00988673CD4BC6FD6F00960 - Submitted as: 40327552347.pdf
- File type: pdf · Size: 44686 bytes
- Verdict: malicious (75/100)
Detections (3 of 50 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 75/100 is the fusion of 7 weighted signals:
- Contacted 18 external host(s) at runtime (1 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: http://files.spclegacy.org/uploads/1/3/0/8/130874347/tewarud.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=wai+wai+guest+house+mandalay, https://site-1039478.mozfiles.com/files/1039478/vesimozerujul.pdf, https://site-1039795.mozfiles.com/files/1039795/mimijabejasazeziteja.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
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90 - Extracted generic config (18 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9698 behavior events · 1 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
- 255.255.254.169.in-addr.arpa
- 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
- 251.0.0.224.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
- 252.0.0.224.in-addr.arpa
- desktop-hsgcbep
- 79.243.254.169.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 -
080a807ab997c923b72e0fe6c009f761872ee6866768aa0791081020b4a2da8f - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\f02c5c5c68a948a88b68f19e4697f3c7.png -
1a99a69367a2364b01aad9339635486ad91b69f3f067dd98f4804c6c18427524 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=wai+wai+guest+house+mandalay
- https://site-1039478.mozfiles.com/files/1039478/vesimozerujul.pdf
- https://site-1039795.mozfiles.com/files/1039795/mimijabejasazeziteja.pdf
- https://site-1039420.mozfiles.com/files/1039420/domodimabijile.pdf
- https://site-1037886.mozfiles.com/files/1037886/zegunur.pdf
- https://site-1040794.mozfiles.com/files/1040794/10313355780.pdf
- http://files.spclegacy.org/uploads/1/3/0/8/130874347/tewarud.pdf
- http://files.spalderick.com/uploads/1/3/2/7/132712093/e0f9aa45994b795.pdf
- http://files.elevatedbirthdoula.com/uploads/1/3/2/7/132712593/tiwifagitejisogafiza.pdf
- http://files.sjanimaladvocates.org/uploads/1/3/1/4/131453989/50343.pdf
- https://site-1037191.mozfiles.com/files/1037191/zewomu.pdf
- https://site-1043207.mozfiles.com/files/1043207/79432940691.pdf
- https://site-1037869.mozfiles.com/files/1037869/sisenekavobavesamat.pdf
- https://site-1040359.mozfiles.com/files/1040359/padobovaxigebi.pdf
- https://site-1039688.mozfiles.com/files/1039688/faruraza.pdf
- https://cdn.shopify.com/s/files/1/0479/1586/0135/files/star_market_fenway_park.pdf
- https://cdn.shopify.com/s/files/1/0486/1326/1472/files/shounen_ai_anime_meaning.pdf
- https://cdn.shopify.com/s/files/1/0484/1979/9192/files/sizesutidiram.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
Embedded domains
- cctraff.ru
- site-1039478.mozfiles.com
- site-1039795.mozfiles.com
- site-1039420.mozfiles.com
- site-1037886.mozfiles.com
- site-1040794.mozfiles.com
- files.spclegacy.org
- files.spalderick.com
- files.elevatedbirthdoula.com
- files.sjanimaladvocates.org
- site-1037191.mozfiles.com
- site-1043207.mozfiles.com
- site-1037869.mozfiles.com
- site-1040359.mozfiles.com
- site-1039688.mozfiles.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 40.79.197.34
- 172.66.2.5
- 162.159.142.9
- 48.211.4.16
- 85.210.193.152
- 4.230.171.124
- 74.178.76.128
- 135.233.45.221
- 74.178.76.44
- 72.145.35.100
- 52.123.129.14
- 203.26.79.13
- 40.99.133.226
- 20.184.175.23
- 92.223.78.30
- 40.99.134.18
- 162.159.36.2
- 142.250.195.131
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report