MALICIOUS — 4809181_vuyshivka__krestom__shemuy_.pdf
MALICIOUS — 4809181_vuyshivka__krestom__shemuy_.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (75/100). 3 of 52 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
c11bc4d06359218fa542c1af02f487b6aae69658d020ee16573c78c365be612b - SHA-1:
7ea842588cb66bf9738d0db101853c379a617bb2 - MD5:
4a548e49c20229e619b31907d46eb465 - ssdeep:
6144:TKKcVUcMXHJeSG9QGG27MgZXXPSrAZrBC3IJXZF7/EBgdIn:TJ6AXpe/QGG8ZtByI/dW - TLSH:
T11F4802F1DC01A969CB6DBF1D7E68903D295BA10342E01B36386219F622776BB434DE70 - Submitted as: 4809181_vuyshivka__krestom__shemuy_.pdf
- File type: pdf · Size: 365404 bytes
- Verdict: malicious (75/100)
Detections (3 of 52 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.13
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 75/100 is the fusion of 7 weighted signals:
- Contacted 18 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: http://img1.liveinternet.ru/images/attach/c/7//4809/4809146_programmuy_.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: http://botcraftman.ru/?lip&keyword=%D0%B2%D1%8B%D1%88%D0%B8%D0%B2%D0%BA%D0%B0+%D0%BA%D1%80%D0%B5%D1%81%D1%82%D0%BE%D0%BC+%D1%81%D1%85%D0%B5%D0%BC%D1%8B+%D0%B7%D0%B8%D0%BC%D0%B0&charset=utf-8, http://img1.liveinternet.ru/images/attach/c/7//4809/4809146_programmuy_.pdf, http://img1.liveinternet.ru/images/attach/c/7//4809/4809160_vuyshivka__krestom__shemuy_.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)
4508 behavior events · 1 ATT&CK techniques · 2 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
- desktop-hsgcbep
- 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
- 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
- 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
- 255.255.254.169.in-addr.arpa
- 251.0.0.224.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
d33f9744db737f414b7d746fdb8a4cbaa28990744c196162ef4beeaef3712d10 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- http://botcraftman.ru/?lip&keyword=%D0%B2%D1%8B%D1%88%D0%B8%D0%B2%D0%BA%D0%B0+%D0%BA%D1%80%D0%B5%D1%81%D1%82%D0%BE%D0%BC+%D1%81%D1%85%D0%B5%D0%BC%D1%8B+%D0%B7%D0%B8%D0%BC%D0%B0&charset=utf-8
- http://img1.liveinternet.ru/images/attach/c/7//4809/4809146_programmuy_.pdf
- http://img1.liveinternet.ru/images/attach/c/7//4809/4809160_vuyshivka__krestom__shemuy_.pdf
- http://img1.liveinternet.ru/images/attach/c/7//4809/4809140_skript__udaleniya_.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=1787527108&P2=404&P3=2&P4=MyeccIHQK%2bUA56HdW%2bbrngiT5Hz4S9d9wd0SiSDW5szq%2b3sR1OgYQXcjENObBVRfpKzuIQagzXXkvaI0%2bZzv%2fA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/45cd9142-6feb-4946-89e7-63e58fada30a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/45cd9142-6feb-4946-89e7-63e58fada30a?P1=1787527138&P2=404&P3=2&P4=O%2fl%2f3LjX0btJE3a%2bl9ybYIFjdnV3Dsm32gE%2fo8OHK7Q8FxzuSQCihtPmDOmobQwt1OJfhMDksw4bwXt3hbbE3Q%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5?P1=1786923866&P2=404&P3=2&P4=mSZ7%2baLfO6anif87Y0rmrn7Jofr98gXWrUcwALrhykOwYJXfyb7QQYiAEBnxf2j7%2bLABoO59dYp9elHbWnw6TQ%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/b56480f9-8215-4de7-ba7e-8e690088d21d/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/b56480f9-8215-4de7-ba7e-8e690088d21d?P1=1786923430&P2=404&P3=2&P4=WhiLRnlUjrpp%2fwg4BhNSQUkbnITxJPskmzjBB552GjGzxeaGeJjEAWtWyb6B7DYbdtHRAT3O9Pa8I1Wk6ZIPaQ%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- ht.mx
- botcraftman.ru
- img1.liveinternet.ru
Embedded IP addresses
- 74.178.76.128
- 72.154.7.100
- 52.123.129.14
- 162.159.142.9
- 52.230.60.54
- 52.110.12.53
- 4.230.171.124
- 40.84.97.4
- 135.233.95.135
- 20.231.239.246
- 135.232.92.137
- 52.123.128.14
- 40.99.133.242
- 74.178.232.29
- 203.26.79.13
- 85.210.196.11
- 4.150.223.104
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report