MALICIOUS — pumasiparekovamusep.pdf
MALICIOUS — pumasiparekovamusep.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 2 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
301d25ea5ff3c32e91c1e1c7fbcb0d55524467a0ee56548fb43ee7a069f61b5f - SHA-1:
d2af04f8eeaad84cccd234cc25452a3594c4a666 - MD5:
46c4d007c019859ea61a2da9ea2b59c6 - ssdeep:
768:HgGzpD0pqR8aSLP510G47mZoJA6CqdI/EPtr1o4blCRnFM1Ra:AGFYpKiPYG47SSAyIcPtr/Mn61Ra - TLSH:
T16432BFF35057DE8879C76B839EBA1158204AC28D3362A7A095897B6CD47C6FDBF00861 - Submitted as: pumasiparekovamusep.pdf
- File type: pdf · Size: 47135 bytes
- Verdict: malicious (72/100)
Detections (2 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The malicious score of 72/100 is the fusion of 6 weighted signals:
- Contacted 19 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://uploads.strikinglycdn.com/files/a55cdff2-5984-41b3-9ed8-79530ec7ef31/48648178388.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://gettraff.ru/strik?keyword=etapas+del+duelo+segun+freud, https://uploads.strikinglycdn.com/files/a55cdff2-5984-41b3-9ed8-79530ec7ef31/48648178388.pdf, https://uploads.strikinglycdn.com/files/68361bda-e1f1-4706-94e3-06d233e0b376/71324090116.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 (13 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9735 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
- 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
- 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
- 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
- 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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
5719d77b8d13be75e608e0a4c89ea5c1bf2dff6ee4a3848c7d2b48084e40b341 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\23eff4ec7e4c2f052b12d34b6188765b.png -
233850302f00adcedd01daf3da893eabb235f237e82092f7c6e7fc3ca51790a4 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/strik?keyword=etapas+del+duelo+segun+freud
- https://uploads.strikinglycdn.com/files/a55cdff2-5984-41b3-9ed8-79530ec7ef31/48648178388.pdf
- https://uploads.strikinglycdn.com/files/68361bda-e1f1-4706-94e3-06d233e0b376/71324090116.pdf
- https://uploads.strikinglycdn.com/files/a40ea918-3537-42fb-b9a2-4e0046bec0f7/mijam.pdf
- https://uploads.strikinglycdn.com/files/df9b2000-d5cb-4f25-801a-52490b81de94/ratariwutibik.pdf
- https://site-1036852.mozfiles.com/files/1036852/5622062490.pdf
- https://site-1042277.mozfiles.com/files/1042277/84437754730.pdf
- https://site-1036716.mozfiles.com/files/1036716/badidade.pdf
- https://site-1044115.mozfiles.com/files/1044115/1304574765.pdf
- https://site-1036628.mozfiles.com/files/1036628/pupitikibesudumininikexo.pdf
- https://site-1041413.mozfiles.com/files/1041413/50839286885.pdf
- https://site-1037172.mozfiles.com/files/1037172/60124477831.pdf
- https://site-1036760.mozfiles.com/files/1036760/26221173025.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=1787740121&P2=404&P3=2&P4=PcrWIErDLHsaDAJryVt9bb1OTJ9MEf3%2fPvV4oWOLGAKSPtFf6%2b3%2fG8TA%2bxyZB8Tp4yNKetnMFxvVfWWYErQwmg%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
- gettraff.ru
- uploads.strikinglycdn.com
- site-1036852.mozfiles.com
- site-1042277.mozfiles.com
- site-1036716.mozfiles.com
- site-1044115.mozfiles.com
- site-1036628.mozfiles.com
- site-1041413.mozfiles.com
- site-1037172.mozfiles.com
- site-1036760.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.42.179.192
- 172.172.255.218
- 20.184.175.0
- 40.84.97.4
- 52.110.12.46
- 4.230.171.124
- 52.123.252.215
- 74.178.76.44
- 72.153.5.138
- 203.26.79.13
- 20.165.94.63
- 135.232.92.97
- 20.76.201.171
- 40.103.64.242
- 52.123.252.225
- 4.150.223.101
- 172.215.188.225
- 52.168.117.168
- 48.192.143.121
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report