MALICIOUS — normal_5f88afe3d2f36.pdf
MALICIOUS — normal_5f88afe3d2f36.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
ea54184aedd87ea779d86fcf4e97d79814c559358899975acf628ba1c6902dd7 - SHA-1:
f2168b79ed4a38f4ee9b31bfc52d460cc27d22f7 - MD5:
339014f2951d42fe8f6bed25c6325a63 - ssdeep:
1536:eGFleKsIWxweq0trlD/HlM/XQMmjkkOwTp7CW3M6oaR5P:HFleKsIWxl5llDvlyXQMmj2wTp7Zoaj - TLSH:
T15035AEF350D7DE4C2A8BAB53ADB21469604BD7C82237C79104887B2DD4BC7BE6E10960 - Submitted as: normal_5f88afe3d2f36.pdf
- File type: pdf · Size: 58369 bytes
- Verdict: malicious (72/100)
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 72/100 is the fusion of 6 weighted signals:
- Contacted 19 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/dfd7de7e-1168-4d05-8a4c-49a86a28c31b/70652056207.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ggtraff.ru/123?keyword=primary+biliary+cholangitis+guidelines+2020, https://dimaxafazeza.weebly.com/uploads/1/3/1/4/131453031/safado-fodidunixoso.pdf, https://xanodupujariris.weebly.com/uploads/1/3/0/9/130969381/buzidu.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 (14 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9882 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
- 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
- desktop-hsgcbep
- ntp.ubuntu.com
- 250.255.255.239.in-addr.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\f528e5845feef593284c3ec135726f8b.png -
b4e105c5749751f7ae9221f2c9d43bf4198e9aaf20b10c8b8b7de88d16c9036b - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
ad76c9ce34e52ddec4d036837d2fd5bdac08c877a37f503d63843a8a1eb4650f - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/123?keyword=primary+biliary+cholangitis+guidelines+2020
- https://dimaxafazeza.weebly.com/uploads/1/3/1/4/131453031/safado-fodidunixoso.pdf
- https://xanodupujariris.weebly.com/uploads/1/3/0/9/130969381/buzidu.pdf
- https://xedaliwim.weebly.com/uploads/1/3/1/4/131454603/e75f81a5557ea0.pdf
- https://uploads.strikinglycdn.com/files/dfd7de7e-1168-4d05-8a4c-49a86a28c31b/70652056207.pdf
- https://uploads.strikinglycdn.com/files/5000c5e3-f869-40d8-9f54-bafc219970a6/38041874167.pdf
- https://site-1043523.mozfiles.com/files/1043523/sample_goals_for_employees.pdf
- https://site-1043532.mozfiles.com/files/1043532/xonilap.pdf
- https://site-1040329.mozfiles.com/files/1040329/5504942950.pdf
- https://cdn-cms.f-static.net/uploads/4365612/normal_5f871cd5e3dc9.pdf
- https://cdn-cms.f-static.net/uploads/4366620/normal_5f877aba6c902.pdf
- https://cdn-cms.f-static.net/uploads/4366027/normal_5f8764d9a63b0.pdf
- https://cdn-cms.f-static.net/uploads/4371005/normal_5f88a8578d72f.pdf
- https://cdn-cms.f-static.net/uploads/4365525/normal_5f870f9c1e63e.pdf
- https://zoxuzuxebexot.weebly.com/uploads/1/3/0/9/130969059/tidivobinimigip-banez-batipafon.pdf
- https://zimiduninu.weebly.com/uploads/1/3/1/6/131637103/woxuzobusijuxur-bazomebuzib-tifivegowoxop-vabeleg.pdf
- https://mojivimimujovo.weebly.com/uploads/1/3/0/8/130874437/xefafimofaxeparekuji.pdf
- https://uploads.strikinglycdn.com/files/cbad83d9-c46e-471e-b919-beec527ebe83/xejofivazu.pdf
- https://uploads.strikinglycdn.com/files/3831ebb9-68e8-40fb-bcfe-24e4db4fbae0/36053907100.pdf
- https://uploads.strikinglycdn.com/files/d914cd7c-364a-4d0a-879f-33809019e0b1/fakexobirifozixu.pdf
- https://uploads.strikinglycdn.com/files/adde59f7-1573-4ff7-8948-a5ab8a944d65/67950071925.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/
Embedded domains
- ggtraff.ru
- dimaxafazeza.weebly.com
- xanodupujariris.weebly.com
- xedaliwim.weebly.com
- uploads.strikinglycdn.com
- site-1043523.mozfiles.com
- site-1043532.mozfiles.com
- site-1040329.mozfiles.com
- cdn-cms.f-static.net
- zoxuzuxebexot.weebly.com
- zimiduninu.weebly.com
- mojivimimujovo.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 85.210.193.152
- 135.233.95.144
- 20.42.73.25
- 74.179.71.159
- 172.215.188.225
- 52.110.12.24
- 4.230.171.124
- 135.232.92.97
- 52.123.128.14
- 40.104.4.2
- 40.99.133.242
- 20.165.94.63
- 135.233.45.223
- 4.150.223.112
- 72.154.7.16
- 203.26.79.13
- 52.123.252.234
- 135.233.45.221
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report