MALICIOUS — normal_5f87365db08a9.pdf
MALICIOUS — normal_5f87365db08a9.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (93/100). 3 of 50 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
020495b3d0fb01f93f464518840ab0a8ed3ae2fe869af4f6a93899ff313df0fe - SHA-1:
90d3ee47d2f180034af61aa49719ffaaec09d018 - MD5:
7a21599fd3e5c822b5d763c5bd87020f - ssdeep:
768:NxgGzpDTprUdvBMMg1awMGIx/terGZ/1EXbmqGzXc5goCsuqP1ZmuWlmu6gvDR3w:4GFvpCJmSqGzX0uqP1Z1Wl/6gvDR3Ef - TLSH:
T1EE33AEF311ABED4C7A87AB53ADA70569514EC748A23BE790448CB23DC4BC0ED7E20851 - Submitted as: normal_5f87365db08a9.pdf
- File type: pdf · Size: 49023 bytes
- Verdict: malicious (93/100)
Detections (3 of 50 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Kaspersky (KVRT): HEUR:Trojan.Script.Generic
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The malicious score of 93/100 is the fusion of 8 weighted signals:
- Dropped a malicious payload (Lazarus): root_.cache_dconf_user - dynamic signal, weight 0.80, confidence 0.90
- Contacted 31 external host(s) at runtime (9 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/5d9e1492-5d7d-4eab-be04-c55ae49c1ba8/99549967465.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ggtraff.ru/123?keyword=best+simple+drawing+app+android, https://cdn-cms.f-static.net/uploads/4366406/normal_5f8728cbeeb3c.pdf, https://cdn-cms.f-static.net/uploads/4366007/normal_5f8733e876688.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 (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9641 behavior events · 1 ATT&CK techniques · 4 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
- c.pki.goog
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/2cbcf400-ac8d-4d86-9d69-c7f0dff56d2e/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/2cbcf400-ac8d-4d86-9d69-c7f0dff56d2e?P1=1787100382&P2=404&P3=2&P4=e0G8n8M6BAtbfmVz3encseiXnDETc31Nf8eqgcjV4EG6a7GNaCqAdP6cuC5bdtn78AsWqnONp%2fQQfzPW2hCUQQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/58b2a9b1-8570-476c-a7c2-f7ab0a20fbf9/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/58b2a9b1-8570-476c-a7c2-f7ab0a20fbf9?P1=1787100424&P2=404&P3=2&P4=FPqAioFHxr0ER5XDUZ1l%2b%2f1P%2bHVkU69svlD0A%2f1ipA2frYqXOzCUQTKl3vZ%2bc6hCvclQnS1m8C8gIYTydO9Uhw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://c.pki.goog/r/gsr1.crl
- http://c.pki.goog/r/r4.crl
Dropped files
- /opt/CAPEv2/storage/analyses/30977/files/59e5ab7152580875b1bc5fe87a4638a1449c6e8a8c247ec8afa25d82c5921135 -
59e5ab7152580875b1bc5fe87a4638a1449c6e8a8c247ec8afa25d82c5921135 - /opt/CAPEv2/storage/analyses/30977/files/0f57e92741db2e5a5a63fee6abcf6d63e00bd7612ebc5b7eb1d3f8e1a2de0c88 -
0f57e92741db2e5a5a63fee6abcf6d63e00bd7612ebc5b7eb1d3f8e1a2de0c88 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7 - tmp_tmp.eIoMcehAhs -
ad6c0e7fc41154f94e064a007b43571fc0621afc9f0e2e497812b9bd328caf34
Embedded URLs
- https://ggtraff.ru/123?keyword=best+simple+drawing+app+android
- https://cdn-cms.f-static.net/uploads/4366406/normal_5f8728cbeeb3c.pdf
- https://cdn-cms.f-static.net/uploads/4366007/normal_5f8733e876688.pdf
- https://cdn-cms.f-static.net/uploads/4365549/normal_5f86fae63b7c0.pdf
- https://cdn-cms.f-static.net/uploads/4366374/normal_5f8726c75f5b0.pdf
- https://uploads.strikinglycdn.com/files/5d9e1492-5d7d-4eab-be04-c55ae49c1ba8/99549967465.pdf
- https://uploads.strikinglycdn.com/files/a8db4a58-20e6-45ba-adde-8fcee5194a94/21933809726.pdf
- https://uploads.strikinglycdn.com/files/9ec9426d-5b7e-4370-b851-d5380ba1cf9a/11247173189.pdf
- https://uploads.strikinglycdn.com/files/b16553cb-266a-4381-bc3c-46d6c4b61367/xixogobodewajapalofizexu.pdf
- https://cdn-cms.f-static.net/uploads/4366044/normal_5f870bfaef9c9.pdf
- https://cdn-cms.f-static.net/uploads/4366020/normal_5f86fa356f75b.pdf
- https://cdn-cms.f-static.net/uploads/4365600/normal_5f870c40c1bdb.pdf
- https://cdn-cms.f-static.net/uploads/4365567/normal_5f87358bc6d5f.pdf
- https://cdn-cms.f-static.net/uploads/4365634/normal_5f8708ba31155.pdf
- https://uploads.strikinglycdn.com/files/8d6e7b43-7d80-4e7f-9ee8-77ec3305006f/pakefixuliguduwemukisomu.pdf
- https://uploads.strikinglycdn.com/files/f1e9e127-acff-4117-aa31-e7f7c5cad1fc/54592706152.pdf
- https://uploads.strikinglycdn.com/files/9e3543e6-6622-4c4c-9772-473df76d03cd/19012887237.pdf
- https://uploads.strikinglycdn.com/files/2b450263-3d32-49cf-87e3-9efb54e653e3/jawumitugani.pdf
- https://uploads.strikinglycdn.com/files/b37dab1d-e522-4d64-9f99-ac99ccc3f2c5/solebadoratotuxexosufom.pdf
- https://site-1041388.mozfiles.com/files/1041388/65844001342.pdf
- https://site-1036939.mozfiles.com/files/1036939/92567832491.pdf
- https://site-1039906.mozfiles.com/files/1039906/idle_tuber_empire_mod_apk_1_0_32.pdf
- https://site-1040144.mozfiles.com/files/1040144/tefegalinoniwifuginotoved.pdf
- https://site-1044145.mozfiles.com/files/1044145/19613059269.pdf
- https://cdn-cms.f-static.net/uploads/4366637/normal_5f871fa722be7.pdf
Embedded domains
- ggtraff.ru
- cdn-cms.f-static.net
- uploads.strikinglycdn.com
- site-1041388.mozfiles.com
- site-1036939.mozfiles.com
- site-1039906.mozfiles.com
- site-1040144.mozfiles.com
- site-1044145.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 85.210.193.152
- 4.150.223.101
- 52.230.60.54
- 4.230.171.124
- 135.233.95.80
- 72.145.35.115
- 203.26.79.13
- 20.42.73.27
- 74.178.76.128
- 52.123.128.14
- 20.42.65.88
- 142.250.183.35
- 4.209.250.170
- 52.182.141.63
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report