MALICIOUS — 4817837_kak__perenesti__vindovs_.pdf
MALICIOUS — 4817837_kak__perenesti__vindovs_.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (96/100). 4 of 53 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
5ae9ae9d1658d630b741dd89f193c53eb2607912a9cf37cfcb6aef375489a05b - SHA-1:
e301f2327a20697b6a78d17d533a65857328fd70 - MD5:
097e518e9d09d82673e566731549a549 - ssdeep:
6144:7ncuHABdX5PYjoOTrzm+UL6Hgyc54jL2XTfDDas4jiNmA/aTpWaa2BtWQA:7ndgB/PYjvri+bgycWjL2XTfXa4OpWJn - TLSH:
T1714802F5EB019A99D6AD7F622E70103D2D0B073150E00B357C5B15FB62B46BB770AAA0 - Submitted as: 4817837_kak__perenesti__vindovs_.pdf
- File type: pdf · Size: 373641 bytes
- Verdict: malicious (96/100)
Detections (4 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Dropper.Agent-9397069-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.13
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 96/100 is the fusion of 8 weighted signals:
- ClamAV (daily) flagged Pdf.Dropper.Agent-9397069-0 (rule
Pdf.Dropper.Agent-9397069-0) - engine signal, weight 0.90, confidence 0.95 - Contacted 13 external host(s) at runtime (1 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: http://img1.liveinternet.ru/images/attach/c/7//4817/4817698_skachat__na__telefon_.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: http://botcraftman.ru/?lip&keyword=%D0%BA%D0%B0%D0%BA+%D0%BF%D0%B5%D1%80%D0%B5%D0%BD%D0%B5%D1%81%D1%82%D0%B8+%D0%B2%D0%B8%D0%BD%D0%B4%D0%BE%D0%B2%D1%81+%D1%81+%D0%B4%D0%B8%D1%81%D0%BA%D0%B0+%D0%BD%D0%B0+%D1%84%D0%BB%D0%B5%D1%88%D0%BA%D1%83&charset=utf-8, http://img1.liveinternet.ru/images/attach/c/7//4817/4817698_skachat__na__telefon_.pdf, http://img1.liveinternet.ru/images/attach/c/7//4817/4817438_opis__dokumentov__v_.pdf - static signal, weight 0.35, confidence 0.60
- Document active content: additional-actions, 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)
9602 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
- 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
- http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\dc0ada793ee2cf8e2a41aee8d5cbd269.png -
597840f5e2a3c445a809a8cb31fe83c97ff2b70d81c6827c886b88438dfbca32 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
7c715e2f76f591e9b387ad3ad0b6adcb0d49c7fd7e56c3fc9970a202ffc54e90 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- http://botcraftman.ru/?lip&keyword=%D0%BA%D0%B0%D0%BA+%D0%BF%D0%B5%D1%80%D0%B5%D0%BD%D0%B5%D1%81%D1%82%D0%B8+%D0%B2%D0%B8%D0%BD%D0%B4%D0%BE%D0%B2%D1%81+%D1%81+%D0%B4%D0%B8%D1%81%D0%BA%D0%B0+%D0%BD%D0%B0+%D1%84%D0%BB%D0%B5%D1%88%D0%BA%D1%83&charset=utf-8
- http://img1.liveinternet.ru/images/attach/c/7//4817/4817698_skachat__na__telefon_.pdf
- http://img1.liveinternet.ru/images/attach/c/7//4817/4817438_opis__dokumentov__v_.pdf
- http://img1.liveinternet.ru/images/attach/c/7//4817/4817760_raspisanie__avtobusov__v_.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
Embedded domains
- u.mx
- botcraftman.ru
- img1.liveinternet.ru
Embedded IP addresses
- 34.160.111.145
- 52.123.252.198
- 4.230.171.124
- 135.232.92.137
- 57.155.104.224
- 74.178.240.51
- 4.247.188.233
- 72.145.35.111
- 203.26.79.13
- 92.223.78.30
- 52.123.128.14
- 51.116.246.104
- 162.159.36.2
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report