SUSPICIOUS — 5980110499.pdf
SUSPICIOUS — 5980110499.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:
c23831481bb629052be426f845b82c55e896f5984854209918f3b2a5d3994b5c - SHA-1:
cccf0da367314042fd2b1701327c3152526bca31 - MD5:
91bc38e2c828c99e6f1545a7655ddee1 - ssdeep:
768:kgGzpDYeCjjKtXyY6e7+IqHZQs2WnL56m4VTExgWb+TAOUSzlsR1StvPq:RGFUeq4qHZkoV4lE1bopNlsLStvPq - TLSH:
T118329EF3958BED8C6A8B9B176DE7155A2005C74DA136DB2018A87B3CD47C1BCBE10960 - Submitted as: 5980110499.pdf
- File type: pdf · Size: 47448 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 21 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://cctraff.ru/strik?keyword=resign+letter+pdf+file, https://guwomenod.weebly.com/uploads/1/3/0/8/130873843/domovodibaposix.pdf, https://genigudepa.weebly.com/uploads/1/3/1/0/131070712/tadib-pepalitegugoj.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 (5 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9861 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
- c.pki.goog
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
- 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=1787766255&P2=404&P3=2&P4=TpECt6wH3kATWlEcGG0BOwQWG0p7Hp5L2Mv2oOU4pyLWnxOJ01j9kLSLQMZgYapc%2b%2fQ4hxngHpSiDEO1FWL%2bIw%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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\66dacab283d42771ef4c387a08f5506e.png -
f5ff28043b21ec61dab9342b0b13f3815d68b1b162634ff8e6cc83d3e87498a3 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
e0957223834ca8040d4bb305213b0ed30da775252f0b448b75cfabf3376d25e3 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/strik?keyword=resign+letter+pdf+file
- https://guwomenod.weebly.com/uploads/1/3/0/8/130873843/domovodibaposix.pdf
- https://genigudepa.weebly.com/uploads/1/3/1/0/131070712/tadib-pepalitegugoj.pdf
- https://gimejexoxixaza.weebly.com/uploads/1/3/1/8/131872185/nesubine.pdf
- https://site-1040171.mozfiles.com/files/1040171/vegiloz.pdf
- https://site-1038857.mozfiles.com/files/1038857/22145688807.pdf
- https://site-1038952.mozfiles.com/files/1038952/nogodoganojol.pdf
- https://site-1039618.mozfiles.com/files/1039618/76897716207.pdf
- https://cdn.shopify.com/s/files/1/0483/5082/2563/files/apc_smart_ups_750_manual.pdf
- https://cdn.shopify.com/s/files/1/0430/4257/0401/files/94334197942.pdf
- https://cdn.shopify.com/s/files/1/0486/1116/4320/files/6589812542.pdf
- https://cdn.shopify.com/s/files/1/0487/7284/1638/files/power_of_information_technology.pdf
- https://cdn.shopify.com/s/files/1/0497/3186/2679/files/image_occlusion_anki_2.0.pdf
- https://cdn.shopify.com/s/files/1/0504/9034/3589/files/star_wars_battlefront_2_ps4_invincibility_cheat.pdf
- https://cdn.shopify.com/s/files/1/0428/3822/9158/files/jack_black_mars_attacks.pdf
- https://cdn.shopify.com/s/files/1/0484/0213/7240/files/vera_wang_bedding_nordstrom.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
Embedded domains
- cctraff.ru
- guwomenod.weebly.com
- genigudepa.weebly.com
- gimejexoxixaza.weebly.com
- site-1040171.mozfiles.com
- site-1038857.mozfiles.com
- site-1038952.mozfiles.com
- site-1039618.mozfiles.com
- cdn.shopify.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 72.154.7.16
- 4.150.223.108
- 52.123.252.225
- 52.110.12.21
- 52.110.12.33
- 4.230.171.124
- 72.154.7.103
- 135.232.92.137
- 172.215.188.225
- 203.26.79.13
- 74.178.240.51
- 52.123.252.220
- 135.233.95.80
- 142.250.183.35
- 135.233.45.223
- 4.150.223.103
- 172.170.180.133
- 52.123.252.227
- 4.247.188.233
- 20.42.73.26
- 57.154.63.210
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report