MALICIOUS — 84574626750.pdf
MALICIOUS — 84574626750.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (95/100). 4 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
6a2861b1fd7ad5c7ed30b44da6170bab8ef09d96ea428778a45f1448f19487eb - SHA-1:
587eacd56713ac62bfbc231f361015c1d37ea5c4 - MD5:
89775fab9bfc7dee344ad606f5ada5be - ssdeep:
1536:hbt6gRoH78S6UCNPy+FFIAJ1dwVgj4GeIqLmcydDlcf9bsF2+2:D60RpZxxwa4GeBKxdDSfxs52 - TLSH:
T1DD37D0F321C7DD0E7A879B4B6AA1057C648ED64D623256A058CCBB7CC4782FE2D24C91 - Submitted as: 84574626750.pdf
- File type: pdf · Size: 71431 bytes
- Verdict: malicious (95/100)
Detections (4 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 95/100 is the fusion of 6 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 (rule
Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0) - engine signal, weight 0.90, confidence 0.95 - Contacted 22 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://trafffi.ru/strik?utm_term=unit+4+worksheet+2, https://cdn-cms.f-static.net/uploads/4421477/normal_5f986e577aed9.pdf, https://sasikivi.weebly.com/uploads/1/3/4/4/134462450/tagodukaniziregizov.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
- Extracted generic config (4 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9733 behavior events · 0 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
- 250.255.255.239.in-addr.arpa
- desktop-hsgcbep
- 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
- ntp.ubuntu.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
- desktop-hsgcbep._dosvc._tcp.local
- _dosvc._tcp.local
- http://www.msftconnecttest.com/connecttest.txt
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\ff410827b0c4ec6786afbca4fb4fe5b1.png -
5c87ccc0f4064a70e7237f18f8d3782bbedf15682a13bc88f13322f71f110a94 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
95470523659f5c58ac2edea72409eddfe174e1a1f2d560920f8cdc3e81874b5f - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://trafffi.ru/strik?utm_term=unit+4+worksheet+2
- https://cdn-cms.f-static.net/uploads/4421477/normal_5f986e577aed9.pdf
- https://sasikivi.weebly.com/uploads/1/3/4/4/134462450/tagodukaniziregizov.pdf
- https://cdn-cms.f-static.net/uploads/4369336/normal_5f9212edeee11.pdf
- https://tibefuwejar.weebly.com/uploads/1/3/4/3/134332688/3817046.pdf
- https://lapenemelibi.weebly.com/uploads/1/3/4/7/134708636/9804480.pdf
- https://judemitipiru.weebly.com/uploads/1/3/4/3/134388438/1877956.pdf
- https://dufevirefat.weebly.com/uploads/1/3/1/4/131438490/1911408.pdf
- https://cdn-cms.f-static.net/uploads/4408482/normal_5f9a10816dec5.pdf
- https://tenagudewujuga.weebly.com/uploads/1/3/1/1/131164273/c3bb23995.pdf
- https://rezikixudagip.weebly.com/uploads/1/3/4/7/134746502/denokotezedewetuki.pdf
- https://kizozejibudi.weebly.com/uploads/1/3/4/4/134460324/zejupigedimutax.pdf
- https://rurizurerenudiw.weebly.com/uploads/1/3/4/6/134649160/vunol-dufepojobigal-xipoti.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- 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=1787759775&P2=404&P3=2&P4=ekUFVALSb1F57l%2f8zjl4RND5EnTaTZwNWJgcYKywHcC7i89VAsHnIAlvBemqJWYW6xeKuUDTyfjlSz1DQnPPHw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Embedded domains
- trafffi.ru
- cdn-cms.f-static.net
- sasikivi.weebly.com
- tibefuwejar.weebly.com
- lapenemelibi.weebly.com
- judemitipiru.weebly.com
- dufevirefat.weebly.com
- tenagudewujuga.weebly.com
- rezikixudagip.weebly.com
- kizozejibudi.weebly.com
- rurizurerenudiw.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 51.105.71.136
- 52.123.252.220
- 172.66.2.5
- 52.110.12.5
- 4.230.171.124
- 40.84.85.40
- 4.155.90.37
- 74.179.77.204
- 20.42.72.131
- 20.231.239.246
- 40.103.64.242
- 52.123.252.225
- 52.123.129.14
- 40.99.133.226
- 72.153.5.129
- 203.26.79.13
- 135.233.45.221
- 13.69.109.130
- 20.165.94.46
- 92.223.78.30
- 20.184.175.15
- 48.200.63.27
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report