SUSPICIOUS — 81250443665.pdf
SUSPICIOUS — 81250443665.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (64/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
5ff89f3f981d4b14b81d4ac706c87ed6a555dce6e09a13ec6c90811ca7cb3593 - SHA-1:
77c88522aea53d3e4239bbda9851da70747d6502 - MD5:
60e98d8422798fcf2a27a336d21d569c - ssdeep:
768:dgGzpDmKI/eY3hViZtaRV/yAtzAVDnSc4/AMElecDqVafqYvF4DMsSJwhr9w/C:eGFifVZtkFnSJ/HEMKqofq91SJIr98C - TLSH:
T1DA34BFF30157EC8C3A86AB13A89A257D218DC78C6173D6645989372CC4BCAFCBE15960 - Submitted as: 81250443665.pdf
- File type: pdf · Size: 53519 bytes
- Verdict: suspicious (64/100)
Detections (3 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Trojan.Script.Generic
MITRE ATT&CK
Why this verdict
The suspicious score of 64/100 is the fusion of 5 weighted signals:
- Contacted 12 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ggtraff.ru/strik?keyword=acrobat+pro+dc+serial+number, https://site-1038407.mozfiles.com/files/1038407/wumeziwu.pdf, https://site-1039749.mozfiles.com/files/1039749/93335906355.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 (12 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9915 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
- ntp.ubuntu.com
- _dosvc._tcp.local
- desktop-hsgcbep._dosvc._tcp.local
- 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=1787778260&P2=404&P3=2&P4=eyxP6jGyKVgTBbVPrpt33ni0w2wDNX4A%2fFdvtJ5UzHYVMHelWCVuHVzSqpI2T9i%2fdZPlw8JUYdqb0Ww0FZQh%2fw%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
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787778304&P2=404&P3=2&P4=J9KUPtP8olt2lIglKZeZ0aTt%2bk4mSBuHij9d2Nm67oW8Oqu5tlVWXodxrK%2fCpZQCDResW2%2f70x0k7hX5dPRPeA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
1a8a7e75c965ee3217cb62eb4159578a4f62bc5ff8b50bbdc05417ed269d4cd7 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\6bba6981ec94c8017a254e11bf985288.png -
141e364a137936244ac1257cca0a3c68ca88d803f4cef690d05635da8d0abe89 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/strik?keyword=acrobat+pro+dc+serial+number
- https://site-1038407.mozfiles.com/files/1038407/wumeziwu.pdf
- https://site-1039749.mozfiles.com/files/1039749/93335906355.pdf
- https://site-1039465.mozfiles.com/files/1039465/kukap.pdf
- https://cdn.shopify.com/s/files/1/0481/1581/0457/files/estandares_de_espaol.pdf
- https://cdn.shopify.com/s/files/1/0431/5663/5816/files/movejejilowif.pdf
- https://cdn.shopify.com/s/files/1/0482/6382/3515/files/this_i_believe_essays.pdf
- https://cdn.shopify.com/s/files/1/0494/4956/6367/files/18985150421.pdf
- https://cdn.shopify.com/s/files/1/0484/8363/1266/files/chapter_2_chemistry_of_life_test_answer_key.pdf
- https://site-1039305.mozfiles.com/files/1039305/18130799187.pdf
- https://site-1038353.mozfiles.com/files/1038353/28775397924.pdf
- https://site-1036996.mozfiles.com/files/1036996/53347621400.pdf
- https://site-1036696.mozfiles.com/files/1036696/zekivabunibanukemilesijum.pdf
- http://sagiji.fdlrc.org/uploads/1/3/2/3/132302846/ravuvolotowomat-remaxalodumalev-xoragizopox-buxagolu.pdf
- http://wuxos.busybeingbossy.com/uploads/1/3/1/4/131405965/9266651.pdf
- http://xuvet.umassasce.com/uploads/1/3/1/8/131856316/1b6162b.pdf
- http://files.differentshadesofcomedy.com/uploads/1/3/0/8/130813779/wamovuvejenejapa.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
Embedded domains
- ggtraff.ru
- site-1038407.mozfiles.com
- site-1039749.mozfiles.com
- site-1039465.mozfiles.com
- cdn.shopify.com
- site-1039305.mozfiles.com
- site-1038353.mozfiles.com
- site-1036996.mozfiles.com
- site-1036696.mozfiles.com
- sagiji.fdlrc.org
- wuxos.busybeingbossy.com
- xuvet.umassasce.com
- files.differentshadesofcomedy.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 57.154.63.210
- 20.247.184.142
- 52.110.12.16
- 52.110.12.14
- 4.230.171.124
- 20.42.73.24
- 20.231.239.246
- 52.123.129.14
- 135.233.45.223
- 74.179.77.204
- 74.179.71.159
- 203.26.79.13
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report