SUSPICIOUS — normal_5f8725ad8108c.pdf
SUSPICIOUS — normal_5f8725ad8108c.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:
20cce6c8f6134f1e26b29c1f35dd93f01452286339515cc216dd26c3b3a84ca6 - SHA-1:
25f278a7c5ba7f70bd327c1de43b1784cde4e271 - MD5:
635091e5d2329a2313d08f681981cf6c - ssdeep:
1536:VGF2pKiC3idRd5QoFWC7pmkiQIX2ka6q:oF2pfC3idjrFWC7pLiQ02Sq - TLSH:
T15033AFF39097ED8C6F876B976E66166A5086C38C713397604598B72CC4BCBBC2F10860 - Submitted as: normal_5f8725ad8108c.pdf
- File type: pdf · Size: 49929 bytes
- Verdict: suspicious (64/100)
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 suspicious score of 64/100 is the fusion of 5 weighted signals:
- Contacted 19 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://cctraff.ru/123?keyword=edema+agudo+pulmonar+pdf+2020, https://gimejexoxixaza.weebly.com/uploads/1/3/1/8/131872185/roriturosiw.pdf, https://povutepumik.weebly.com/uploads/1/3/2/7/132741486/rajixufabo.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 (6 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9662 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
- 250.255.255.239.in-addr.arpa
- 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
- 252.0.0.224.in-addr.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
- 255.255.254.169.in-addr.arpa
- 251.0.0.224.in-addr.arpa
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
9a9372de2614c8b3605f88fa0cd2c24be2c992613ab18a57ea79b01b8890100d - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\e09bd51d4fcfd1dc5dca45354e688892.png -
acdb5682e5d192fb8b9603e77ab4dfaf579e04da8220974c032dbed010e20c87 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/123?keyword=edema+agudo+pulmonar+pdf+2020
- https://gimejexoxixaza.weebly.com/uploads/1/3/1/8/131872185/roriturosiw.pdf
- https://povutepumik.weebly.com/uploads/1/3/2/7/132741486/rajixufabo.pdf
- https://nudojafobedem.weebly.com/uploads/1/3/1/3/131379550/bovudefomuleb.pdf
- https://zoxuzuxebexot.weebly.com/uploads/1/3/0/9/130969059/9051060.pdf
- https://nudojafobedem.weebly.com/uploads/1/3/1/3/131379550/d069c180a.pdf
- https://povutepumik.weebly.com/uploads/1/3/2/7/132741486/6808592.pdf
- https://mojivimimujovo.weebly.com/uploads/1/3/0/8/130874437/9b6e7aadaa78.pdf
- https://vuxozajuje.weebly.com/uploads/1/3/1/3/131379873/rugatu-rugot.pdf
- https://site-1037842.mozfiles.com/files/1037842/59967450021.pdf
- https://site-1040329.mozfiles.com/files/1040329/mososopusifo.pdf
- https://site-1042100.mozfiles.com/files/1042100/tedoviginilipimos.pdf
- https://cdn.shopify.com/s/files/1/0432/9118/1214/files/autodesk_lustre_manual.pdf
- https://cdn.shopify.com/s/files/1/0481/2600/1315/files/daria_season_5_episode_list.pdf
- https://cdn-cms.f-static.net/uploads/4366351/normal_5f8719909c1ff.pdf
- https://cdn-cms.f-static.net/uploads/4366666/normal_5f871bda7a00f.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
- cctraff.ru
- gimejexoxixaza.weebly.com
- povutepumik.weebly.com
- nudojafobedem.weebly.com
- zoxuzuxebexot.weebly.com
- mojivimimujovo.weebly.com
- vuxozajuje.weebly.com
- site-1037842.mozfiles.com
- site-1040329.mozfiles.com
- site-1042100.mozfiles.com
- cdn.shopify.com
- cdn-cms.f-static.net
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 51.132.193.104
- 13.89.179.15
- 74.178.240.61
- 52.110.12.54
- 57.154.63.210
- 4.230.171.124
- 52.230.60.54
- 74.179.77.204
- 20.42.65.90
- 92.223.78.30
- 40.99.134.18
- 51.105.71.137
- 52.123.129.14
- 135.234.160.245
- 72.154.7.96
- 203.26.79.13
- 20.42.65.88
- 48.199.12.1
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report