MALICIOUS — normal_5f8704869f8b1.pdf
MALICIOUS — normal_5f8704869f8b1.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (72/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
61a5e002139b94901d3ff9bc4bcbd3f91d503cf83cbea155347955362de4350f - SHA-1:
325eed0d492c1b424e3bd864686f049289997c37 - MD5:
91c265ddf11e9797dde95aef9db5a124 - ssdeep:
768:ZgGzpDQpJztWDbJhRKgyxXozEGHhNOX/c9jtFRX:aGFUpJZW7QgyNo4GHLOXEBtFRX - TLSH:
T1ED319DF340DBED8C7A8A9B039DAB196A518AD74C6133D76019DC736D84BC5FDAE01820 - Submitted as: normal_5f8704869f8b1.pdf
- File type: pdf · Size: 39810 bytes
- Verdict: malicious (72/100)
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 72/100 is the fusion of 6 weighted signals:
- Contacted 17 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/bf149188-6ff2-43b0-b1b7-e88fd9713d98/rirezolavovixuromitefiki.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://ggtraff.ru/123?keyword=business+letter+book+pdf, https://keniwuki.weebly.com/uploads/1/3/1/4/131483234/tebavu_mofevuz_punoxibera_gijipomole.pdf, https://jakedekokobara.weebly.com/uploads/1/3/1/3/131381480/busixakowun_zefisuni.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 (8 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9797 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
- 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
- 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=1787780611&P2=404&P3=2&P4=ZyjNLAp7BTh%2f8QevQji0FQM2k9ukJA3%2b5mHPMklMH9%2bZ28nhoxHTl2vE8DAEccJHZoq%2bADR2vT%2fxtS5VDCN3Fg%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=1787780632&P2=404&P3=2&P4=lHCqCCcUQ5Ti6F1oT196khrYPUcg3VbobYCvW2qMiA2ImK1kuJ4aFxOGSsos0%2fnwxG7w4pKgyynqatnDze3YOQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/b56480f9-8215-4de7-ba7e-8e690088d21d/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\198d678ff70987a96b2ecadfc9082d6a.png -
316e9fc6b459b73bb053f613bf6d056e713f8766d8dad8cedea2374d2f1ecb40 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
15ec47c76630510c2778da52918d472f12194c42a8f97777c36e501506e86888 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/123?keyword=business+letter+book+pdf
- https://keniwuki.weebly.com/uploads/1/3/1/4/131483234/tebavu_mofevuz_punoxibera_gijipomole.pdf
- https://jakedekokobara.weebly.com/uploads/1/3/1/3/131381480/busixakowun_zefisuni.pdf
- https://guwomenod.weebly.com/uploads/1/3/0/8/130873843/ramugimexixepaba.pdf
- https://uploads.strikinglycdn.com/files/bf149188-6ff2-43b0-b1b7-e88fd9713d98/rirezolavovixuromitefiki.pdf
- https://uploads.strikinglycdn.com/files/f5cb2338-2827-4a25-80b6-1d673ed903ed/pakiladutuxedugoxavadege.pdf
- https://uploads.strikinglycdn.com/files/3633bf0b-92fc-4afb-8f54-8e9ff8ab168b/gojakujorudezejowivirabib.pdf
- https://uploads.strikinglycdn.com/files/2faa3f15-a781-4b9c-8047-d4cd7026a02f/tazexotenamuga.pdf
- https://guwomenod.weebly.com/uploads/1/3/0/8/130873843/nukunuraki.pdf
- https://gimejexoxixaza.weebly.com/uploads/1/3/1/8/131872185/novovuxosijuzuz_wofabunutigepuw_dugulelura.pdf
- https://jawasolasazilem.weebly.com/uploads/1/3/1/3/131379174/xopevu_vilugarokobijos_fimorekon.pdf
- https://vuxozajuje.weebly.com/uploads/1/3/1/3/131379873/rezareludufiven-voxodopi.pdf
- https://uploads.strikinglycdn.com/files/5b03609e-e378-4add-a746-42b96a6d0af5/29549676894.pdf
- https://uploads.strikinglycdn.com/files/6fbd4faa-74d1-4398-b925-0628ad5baff5/najezufibekalidori.pdf
- https://uploads.strikinglycdn.com/files/15b47491-4012-457f-8d48-75406867f3d3/57742893964.pdf
- https://fijojonibiw.weebly.com/uploads/1/3/2/6/132681787/kizerapu.pdf
- https://jatorogerujew.weebly.com/uploads/1/3/2/7/132710569/rebodi.pdf
- https://dutitujazekap.weebly.com/uploads/1/3/0/8/130814390/xizaxamuxive.pdf
- https://keniwuki.weebly.com/uploads/1/3/1/4/131483234/gosibokuvefuj.pdf
- https://zoxuzuxebexot.weebly.com/uploads/1/3/0/9/130969059/dekefomivupe-kovak-talajonipa-fedebiraroz.pdf
- https://dimaxafazeza.weebly.com/uploads/1/3/1/4/131453031/8767144.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/
Embedded domains
- ggtraff.ru
- keniwuki.weebly.com
- jakedekokobara.weebly.com
- guwomenod.weebly.com
- uploads.strikinglycdn.com
- gimejexoxixaza.weebly.com
- jawasolasazilem.weebly.com
- vuxozajuje.weebly.com
- fijojonibiw.weebly.com
- jatorogerujew.weebly.com
- dutitujazekap.weebly.com
- zoxuzuxebexot.weebly.com
- dimaxafazeza.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.66.2.5
- 40.79.167.10
- 85.210.193.152
- 4.230.171.124
- 40.79.150.121
- 20.231.239.246
- 135.232.92.137
- 52.123.128.14
- 40.99.133.226
- 203.26.79.13
- 74.178.232.29
- 4.209.250.170
- 4.150.223.96
- 20.42.73.26
- 172.172.255.217
- 52.123.129.14
- 20.42.65.93
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report