MALICIOUS — normal_5f87c6da18707.pdf
MALICIOUS — normal_5f87c6da18707.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (86/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
e0a955a716944c97c7da8d66170257606b8ae712bfebe60db24849c962d54599 - SHA-1:
06f4589c10f693963dd6cfd47296fd6d6d9bff00 - MD5:
28745dd1ade4cb34b63703693e1b2a77 - ssdeep:
768:KgGzpD1pMyiALrJAIMcx5Rsjr5XF/XkQR5VEC+cvnkPX7ccCkDRkFkSYx:XGFxp/ACk/V+csBCkDRkFkSYx - TLSH:
T1F232BFF3659BDC8C6A46AB07AEE51059618AD24C2176E7B044CC7B3EC07C6FD7E40861 - Submitted as: normal_5f87c6da18707.pdf
- File type: pdf · Size: 44596 bytes
- Verdict: malicious (86/100)
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 malicious score of 86/100 is the fusion of 7 weighted signals:
- Memory forensics: 3 finding(s), e.g. RWX/private injected region in SumatraPDF.exe (pid 8368) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Contacted 18 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/8744ac47-3f03-4fcc-903f-3e7d0cd33881/benadawapobu.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://cctraff.ru/123?keyword=whatsapp+free+apk+download+apk4fun, https://cdn-cms.f-static.net/uploads/4366622/normal_5f874aafb8519.pdf, https://cdn-cms.f-static.net/uploads/4365636/normal_5f86f8e838a27.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 (11 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9767 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
- 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
- 250.255.255.239.in-addr.arpa
- ntp.ubuntu.com
- 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=1787746760&P2=404&P3=2&P4=LgFH6wO47ZWAgAyrRRC%2b0ntoy2we%2bge0gELP3U5XhVjB5mlEhyLEg09gDYzUiZyEX95ZrRcYNmjvfZX09mz6mA%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\SumatraPDF-settings.txt -
cd6df04698bdb550122872cde58fd2599a2dd7134411468f725d84ddf5da2133 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\3958b8148f401006de88e885a67d7928.png -
182da593c39907532a03fe88f4cbe5c0a2af8f8094ab27621a206d8b4599076e - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/123?keyword=whatsapp+free+apk+download+apk4fun
- https://cdn-cms.f-static.net/uploads/4366622/normal_5f874aafb8519.pdf
- https://cdn-cms.f-static.net/uploads/4365636/normal_5f86f8e838a27.pdf
- https://cdn-cms.f-static.net/uploads/4366987/normal_5f87582dd839e.pdf
- https://uploads.strikinglycdn.com/files/8744ac47-3f03-4fcc-903f-3e7d0cd33881/benadawapobu.pdf
- https://uploads.strikinglycdn.com/files/771c4948-e0a4-4c17-a879-cc099b2b27fe/46948999544.pdf
- https://uploads.strikinglycdn.com/files/45a47858-bc15-4f94-8119-eae8a5ae2c7a/kezaje.pdf
- https://xojerajap.weebly.com/uploads/1/3/1/3/131384359/tugekewekuzefelux.pdf
- https://duxixujojive.weebly.com/uploads/1/3/0/7/130739103/semakuzulapata-binegovefawozan.pdf
- https://fupexorugukemig.weebly.com/uploads/1/3/0/8/130814763/pogoriki_poxus.pdf
- https://keniwuki.weebly.com/uploads/1/3/1/4/131483234/mikukinib.pdf
- https://wefamojugibe.weebly.com/uploads/1/3/1/1/131164519/sobipidixi.pdf
- https://site-1044162.mozfiles.com/files/1044162/53521808703.pdf
- https://site-1038884.mozfiles.com/files/1038884/sasopemefifu.pdf
- https://uploads.strikinglycdn.com/files/106db045-57a7-47b6-88b6-f57f7cf53d14/30883469863.pdf
- https://uploads.strikinglycdn.com/files/33221ba0-4e62-47d3-b3b0-3bf23f93d11f/91995079059.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
- cdn-cms.f-static.net
- uploads.strikinglycdn.com
- xojerajap.weebly.com
- duxixujojive.weebly.com
- fupexorugukemig.weebly.com
- keniwuki.weebly.com
- wefamojugibe.weebly.com
- site-1044162.mozfiles.com
- site-1038884.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 135.234.160.244
- 172.172.255.218
- 20.50.73.15
- 52.123.252.192
- 40.84.85.40
- 4.230.171.124
- 20.247.184.197
- 172.215.188.225
- 74.178.240.51
- 52.123.129.14
- 40.99.133.242
- 74.178.240.61
- 172.178.240.163
- 74.178.76.44
- 203.26.79.13
- 52.123.252.193
- 172.178.240.162
- 20.184.175.5
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report