MALICIOUS — 4818855_tda2822m_.pdf
MALICIOUS — 4818855_tda2822m_.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (75/100). 1 of 53 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
2ed528387af8c0ccd4f98d7df0541aa48566045142a5fc0a848b7532260dedf9 - SHA-1:
33a8d4605454639e4b19015b1ab2ed1f9c570421 - MD5:
8fa1ef2a51cf54ad554be83ff0f1f83c - ssdeep:
6144:u2rjFyUQnXfevzaKHaSoBB3A0DH7MTzGKWLI2qjB0x9mCyAb:nrRyUQnvevzaK6SAt3MTzGKWLI2089nr - TLSH:
T1624602F1A9449AB8D7597F903E60903E3C96A61011F0273574676AD232B87BB0F063F9 - Submitted as: 4818855_tda2822m_.pdf
- File type: pdf · Size: 294114 bytes
- Verdict: malicious (75/100)
Detections (1 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
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 (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//4817/4817557_investicii__uchebnik_.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: http://botcraftman.ru/?lip&keyword=tda2822m+%D1%81%D1%85%D0%B5%D0%BC%D0%B0&charset=utf-8, http://img1.liveinternet.ru/images/attach/c/7//4817/4817557_investicii__uchebnik_.pdf, http://img1.liveinternet.ru/images/attach/c/7//4817/4817470_the__escapists__skachat_.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)
9606 behavior events · 1 ATT&CK techniques · 3 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
- 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
- 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
- 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
- desktop-hsgcbep
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\5a0f789734f0241cf2253f330a3489a0.png -
a8c515b8cdc0cdb7626ffa821b8de6e28bd3aec53bc0e36b7236b37c67ffef77 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
1def969f633610baf1c22cc883b0aec9085cf32849418acda2ac41b3361ef356 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- http://botcraftman.ru/?lip&keyword=tda2822m+%D1%81%D1%85%D0%B5%D0%BC%D0%B0&charset=utf-8
- http://img1.liveinternet.ru/images/attach/c/7//4817/4817557_investicii__uchebnik_.pdf
- http://img1.liveinternet.ru/images/attach/c/7//4817/4817470_the__escapists__skachat_.pdf
- http://img1.liveinternet.ru/images/attach/c/7//4817/4817756_igrat__v__gta_.pdf
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://c.pki.goog/r/gsr1.crl
- http://c.pki.goog/r/r4.crl
- 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=1787480165&P2=404&P3=2&P4=AJHYL3PLCHlx3F95ARgBSKEO1Jp9W%2b9DsPHBfX7cwEIZ3q0JvhcFEIcJetZmBggUQOo2%2fOsBM7Fz5GLS3meF7A%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- botcraftman.ru
- img1.liveinternet.ru
Embedded IP addresses
- 20.184.175.22
- 20.42.179.204
- 52.110.12.1
- 4.230.171.124
- 52.230.59.222
- 135.233.95.144
- 20.42.73.26
- 74.179.71.159
- 135.233.45.223
- 135.232.92.137
- 52.123.129.14
- 4.150.223.110
- 142.251.42.99
- 52.123.252.213
- 72.153.5.62
- 203.26.79.13
- 52.148.114.188
- 162.159.36.2
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report