SUSPICIOUS — normal_5f871f7cd2d5a.pdf
SUSPICIOUS — normal_5f871f7cd2d5a.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (56/100). 3 of 50 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
49d66ca068f1d0d5208eb2f3006ba9241ebd22e826cce945a0e3ac3f190e1c69 - SHA-1:
dcb5acd5de151c04d14c93b761e6f1e2c4d29c2b - MD5:
634505988178aa9cd6312c3815e230ff - ssdeep:
1536:7GFgpILlEMbpdaW+KebbQlTof0N0Y+Q2:aFgpILmM2W+KebbQ5V0Yq - TLSH:
T1A3337CF39057ED8D7687AB13AEEF254DA188E3895032E7544488AB2DC07C76CBF40A51 - Submitted as: normal_5f871f7cd2d5a.pdf
- File type: pdf · Size: 51466 bytes
- Verdict: suspicious (56/100)
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 suspicious score of 56/100 is the fusion of 6 weighted signals:
- Embedded network infrastructure: https://cctraff.ru/123?keyword=google+assistant+para+android+4.4.2, https://cdn.shopify.com/s/files/1/0266/8183/5719/files/damage_indicators_mod_1.8.pdf, https://cdn.shopify.com/s/files/1/0433/0517/3147/files/vodisebuwoban.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 - Contacted 14 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9721 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
- ntp.ubuntu.com
- 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
- desktop-hsgcbep
- 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
- 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
- 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\868731923ebb03b6ae9a16f63b16e488.png -
23cc7721486234082fdff80a776fcd4f433f386f4d0544829dcd8616d13b8ac2 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
0bbe74e334ee14a6f9c0920336f968f2ea55cfe941f090483ad2bd4046a7c179 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/123?keyword=google+assistant+para+android+4.4.2
- https://cdn.shopify.com/s/files/1/0266/8183/5719/files/damage_indicators_mod_1.8.pdf
- https://cdn.shopify.com/s/files/1/0433/0517/3147/files/vodisebuwoban.pdf
- https://cdn.shopify.com/s/files/1/0430/5358/0437/files/gomidevamogo.pdf
- https://site-1042670.mozfiles.com/files/1042670/newugarunupurunodef.pdf
- https://site-1040321.mozfiles.com/files/1040321/bitatusodivedugo.pdf
- https://site-1039899.mozfiles.com/files/1039899/34705025931.pdf
- https://site-1038334.mozfiles.com/files/1038334/rejuduka.pdf
- https://site-1043752.mozfiles.com/files/1043752/88029621132.pdf
- https://xojisige.weebly.com/uploads/1/3/1/6/131637148/wazenekopete_tufip_jukoxonapuf.pdf
- https://fijojonibiw.weebly.com/uploads/1/3/2/6/132681787/rotizizalipi-xulejowo-wegevok-xutijub.pdf
- https://cdn.shopify.com/s/files/1/0481/4349/9413/files/kewezomupubej.pdf
- https://cdn.shopify.com/s/files/1/0431/3455/0177/files/vaxijilovivibalomadi.pdf
- https://cdn.shopify.com/s/files/1/0429/8991/2218/files/download_game_critical_strike_portable_mod_apk.pdf
- https://cdn.shopify.com/s/files/1/0485/2478/7867/files/mossberg_500_cruiser_persuader.pdf
- https://cdn.shopify.com/s/files/1/0484/9896/6683/files/denetekebaperesalotilejab.pdf
- https://cdn-cms.f-static.net/uploads/4365576/normal_5f87084a457a2.pdf
- https://cdn-cms.f-static.net/uploads/4365607/normal_5f871ba3e3e93.pdf
- https://cdn-cms.f-static.net/uploads/4366004/normal_5f87171ca7dd6.pdf
- https://cdn-cms.f-static.net/uploads/4366033/normal_5f870a613e7bc.pdf
- https://uploads.strikinglycdn.com/files/7f476d48-fa0e-49d9-bcf5-b4fc13c48c96/sugexuroxelaxegenanadi.pdf
- https://uploads.strikinglycdn.com/files/04097ac5-e254-4925-83e4-8ec00df3a825/lawoxu.pdf
- https://uploads.strikinglycdn.com/files/433a607d-5f4a-46da-98d8-1aec92c114d7/56761221838.pdf
- https://uploads.strikinglycdn.com/files/a2e2b424-c7a3-473f-9446-338c491c2906/nerab.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
Embedded domains
- cctraff.ru
- cdn.shopify.com
- site-1042670.mozfiles.com
- site-1040321.mozfiles.com
- site-1039899.mozfiles.com
- site-1038334.mozfiles.com
- site-1043752.mozfiles.com
- xojisige.weebly.com
- fijojonibiw.weebly.com
- cdn-cms.f-static.net
- uploads.strikinglycdn.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.178.17.232
- 162.159.142.9
- 20.247.184.197
- 135.232.92.34
- 20.165.94.54
- 74.179.77.204
- 52.123.129.14
- 92.223.78.30
- 52.168.112.66
- 40.103.64.242
- 52.123.252.242
- 40.99.133.210
- 40.99.133.242
- 4.230.171.124
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report