MALICIOUS — 8acad3_f0d9fe32147448b5a8ef8dfa41c6262c.pdf
MALICIOUS — 8acad3_f0d9fe32147448b5a8ef8dfa41c6262c.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (89/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
63940edcae36e0643c659de2ea69c1c3910cc9a4145acb24a9c4c9de70b817bc - SHA-1:
8cc275f97cf45928590d8756249f9fe9880e7385 - MD5:
92a9d03b240671a2248b681006dcfc2d - ssdeep:
768:xgGzpDpPa/kE/+gNL2YidR9XlRYq6fvoTaFfpWMgAFmpNLMPY:CGF1y8ELNaY+Gq63oTa5pWM/SNLMPY - TLSH:
T160318DF310ABDD8C6A879F17ADE711242046C78832339AA055DDBB6CC4BC6FD6E11861 - Submitted as: 8acad3_f0d9fe32147448b5a8ef8dfa41c6262c.pdf
- File type: pdf · Size: 41087 bytes
- Verdict: malicious (89/100)
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 89/100 is the fusion of 8 weighted signals:
- Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule
PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Trojan.Script.Generic (rule
HEUR:Trojan.Script.Generic) - engine signal, weight 0.55, confidence 0.85 - MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://ttraff.me/wix?keyword=el+imperfecto+worksheet+answers, https://3b683638-ed1d-4594-9fe7-3db8b44ca9b2.filesusr.com/ugd/a2de88_95e92bb3ddb04a8f999b29d3206bc2e4.pdf?index=true, https://215c2c23-048b-4af6-8247-c16cc51c60b9.filesusr.com/ugd/9ced5d_accc0bc098964d57b98ff74b37392c84.pdf?index=true - 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
- Contacted 4 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (16 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
1001 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- searchapp.bundleassets.example
- teams.cloud.microsoft
- c.pki.goog
- ntp.ubuntu.com
- http://rb.symcb.com/rb.crl
- http://www.msftconnecttest.com/connecttest.txt
- 150.171.22.17
- 23.40.52.209
- 74.179.77.204 US · Moses Lake · AS8075 Microsoft Corporation
- 52.123.129.14 US · Redmond · AS8075 Microsoft Corporation
- 23.62.156.224
- 104.46.162.231 AU · Melbourne · AS8075 Microsoft Corporation
- 192.168.122.116
- 224.0.0.252
- 192.168.122.1
- 192.168.122.255
- 169.254.169.16
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ttraff.me/wix?keyword=el+imperfecto+worksheet+answers
- https://3b683638-ed1d-4594-9fe7-3db8b44ca9b2.filesusr.com/ugd/a2de88_95e92bb3ddb04a8f999b29d3206bc2e4.pdf?index=true
- https://215c2c23-048b-4af6-8247-c16cc51c60b9.filesusr.com/ugd/9ced5d_accc0bc098964d57b98ff74b37392c84.pdf?index=true
- https://44a4c320-29b5-454d-b4c8-e7e9f72a47b8.filesusr.com/ugd/b7306e_99cfa704ef1847e59ec31c4afd70673e.pdf?index=true
- https://4e4972c4-e5f6-43fd-beb2-d67cc428bfec.filesusr.com/ugd/e3c460_932e2271841f4f76987fe4d83878c404.pdf?index=true
- https://781538ba-b6ea-460b-8543-b34b3aad55aa.filesusr.com/ugd/3a38e0_cc403daf0c094174af796b6de4e3d312.pdf?index=true
- http://tizuked.body-knowledge.com/uploads/1/3/1/4/131453918/5483010.pdf
- http://files.monarchmountainretreat.com/uploads/1/3/1/4/131438682/75c636ae8f.pdf
- http://gesitabam.mgwelch.co.uk/uploads/1/3/2/6/132682787/bavafo-safuvapezuz-raputumovukumig-nivomi.pdf
- http://files.gettysburgchambermusic.org/uploads/1/3/0/8/130814205/5208992.pdf
- http://files.rachelburn.com/uploads/1/3/1/4/131454699/c82a7afe05ca57.pdf
- http://files.pickeringhardyplanters.co.uk/uploads/1/3/0/7/130739852/9cd5eaa4159aa.pdf
- https://338bbcb5-1588-4ef2-a771-f6559bfefc05.filesusr.com/ugd/73c254_3d8426f1ee5249cfb61125fa60e17495.pdf?index=true
- https://23a74808-5b86-470d-8795-71d590fe14af.filesusr.com/ugd/e66789_7539fc0444134a518736a248403cc42f.pdf?index=true
- https://01ba4484-fa54-4d8e-83eb-74aef0dae94d.filesusr.com/ugd/a4ea6c_3286253cbf8a4eb7aff2986e936435fe.pdf?index=true
- https://57d0ae8f-5b56-4cd3-a599-a8fcf535d502.filesusr.com/ugd/f4de5e_8cb2086a86ba4e1487a887d9757b53b8.pdf?index=true
- 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://rb.symcb.com/rb.crl
- http://www.msftconnecttest.com/connecttest.txt
Embedded domains
- ttraff.me
- 3b683638-ed1d-4594-9fe7-3db8b44ca9b2.filesusr.com
- 215c2c23-048b-4af6-8247-c16cc51c60b9.filesusr.com
- 44a4c320-29b5-454d-b4c8-e7e9f72a47b8.filesusr.com
- 4e4972c4-e5f6-43fd-beb2-d67cc428bfec.filesusr.com
- 781538ba-b6ea-460b-8543-b34b3aad55aa.filesusr.com
- tizuked.body-knowledge.com
- files.monarchmountainretreat.com
- gesitabam.mgwelch.co.uk
- files.gettysburgchambermusic.org
- files.rachelburn.com
- files.pickeringhardyplanters.co.uk
- 338bbcb5-1588-4ef2-a771-f6559bfefc05.filesusr.com
- 23a74808-5b86-470d-8795-71d590fe14af.filesusr.com
- 01ba4484-fa54-4d8e-83eb-74aef0dae94d.filesusr.com
- 57d0ae8f-5b56-4cd3-a599-a8fcf535d502.filesusr.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 74.179.77.204
- 52.123.129.14
- 104.46.162.231
- 162.159.36.2
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report