MALICIOUS — 4817818_7ba__filmuy_.pdf
MALICIOUS — 4817818_7ba__filmuy_.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (75/100). 2 of 53 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
8e87d70a3b7d8b4a27ff96d78928f0b50ed7d254af024b4c7a7757b8902a830a - SHA-1:
fdd616ee4efaef711b347baa9e1d59f6483735b8 - MD5:
5f180fb3671789fc949e4ecff584f440 - ssdeep:
6144:C/sjc2vEn1R9Sk5kx1MRHrWziM3zX89dKSCUASnZ5Tmm:GnW1UrWziM3kAeASTTmm - TLSH:
T1704701F5EA02AD28DA9D3B297D28403D3E55965205F82B3A38475CE732B957F2308D31 - Submitted as: 4817818_7ba__filmuy_.pdf
- File type: pdf · Size: 349400 bytes
- Verdict: malicious (75/100)
Detections (2 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.13
MITRE ATT&CK
Why this verdict
The malicious score of 75/100 is the fusion of 7 weighted signals:
- Contacted 17 external host(s) at runtime (2 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: http://img1.liveinternet.ru/images/attach/c/7//4817/4817553_muzuykalnoe__pozdravlenie__s_.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: http://botcraftman.ru/?lip&keyword=7ba+%D1%84%D0%B8%D0%BB%D1%8C%D0%BC%D1%8B+%D1%81%D0%BA%D0%B0%D1%87%D0%B0%D1%82%D1%8C&charset=utf-8, http://img1.liveinternet.ru/images/attach/c/7//4817/4817553_muzuykalnoe__pozdravlenie__s_.pdf, http://img1.liveinternet.ru/images/attach/c/7//4817/4817462_virtualnaya__laboratoriya__po_.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 (4 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9654 behavior events · 1 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- searchapp.bundleassets.example
- 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
- 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
- desktop-hsgcbep
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
6fdbdf82d72d77081a017387a691309d5c4df3b8fa532fab7c6c7c0a8500ca0e - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\4b0aa2a87d500cf1b5e1a22975719f4f.png -
faa172e3ef05cdc60bfeb87f3a8f417cd7507458545ece020482862eeebc65b0 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- http://botcraftman.ru/?lip&keyword=7ba+%D1%84%D0%B8%D0%BB%D1%8C%D0%BC%D1%8B+%D1%81%D0%BA%D0%B0%D1%87%D0%B0%D1%82%D1%8C&charset=utf-8
- http://img1.liveinternet.ru/images/attach/c/7//4817/4817553_muzuykalnoe__pozdravlenie__s_.pdf
- http://img1.liveinternet.ru/images/attach/c/7//4817/4817462_virtualnaya__laboratoriya__po_.pdf
- http://img1.liveinternet.ru/images/attach/c/7//4817/4817571_gilyarovskiy__moskva__i_.pdf
- 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/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787470639&P2=404&P3=2&P4=EK1d9w%2bdMTmd6NdPU9I9zitoDyBFPwq6se7D9mLXAxpNcoptE%2byAqK%2bhRNpCxFpSqcjf2zKRzwL8upfz%2bbcj%2bA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- botcraftman.ru
- img1.liveinternet.ru
Embedded IP addresses
- 72.153.5.138
- 4.150.223.111
- 40.84.97.4
- 20.184.175.5
- 52.110.12.30
- 4.230.171.124
- 57.155.101.212
- 20.247.184.197
- 52.110.12.54
- 74.178.240.61
- 20.50.201.200
- 203.26.79.13
- 40.99.134.18
- 85.210.193.152
- 52.123.252.218
- 52.123.252.243
- 162.159.36.2
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report