SUSPICIOUS — normal_5f87528052181.pdf
SUSPICIOUS — normal_5f87528052181.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:
3af2363ad00b7ff36264749da60b3e16ef7d3943977ba0c58e459729e1bd8a44 - SHA-1:
c97ddf681f95b5e4f2e9c99b8c67d94fc51c541c - MD5:
5244c0e05d2eefaf3db7b3f769140614 - ssdeep:
768:magGzpDTpcFrmJqFIHD/VOUpLE2sFOT6+BeTHAMdKoUdh40v2zljB4rgLbcTRf4:wGFnpcFrmUFIjtRbBKH5deulSML+Rf4 - TLSH:
T1C6338DF3A1A7DC4C79879B036DEB28A9A149D6896272E76458C8276CC47C37D7F00A10 - Submitted as: normal_5f87528052181.pdf
- File type: pdf · Size: 48695 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 17 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://cctraff.ru/123?keyword=download+facebook+messenger+for+android, https://fulipevaxavu.weebly.com/uploads/1/3/2/6/132695351/9997097.pdf, https://bedizegoresupa.weebly.com/uploads/1/3/1/3/131379398/lukuxaluk.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)
9805 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
- desktop-hsgcbep
- 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=1787764437&P2=404&P3=2&P4=JMt5qbFQkC6DH3x9MMQCDlyeOo3u%2baZcoUI1ZBp03%2fPpqg2Y3vLR%2b76iWQqVOSx%2b8w0pjG4vNewI%2fL4be6LyJQ%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=1787764501&P2=404&P3=2&P4=Dyq8qt0kwfin9PrPXjyTV6kSO7yZ8USd0OnsJCBh2TKSB6Dn%2fDyEG8p2yXOGJeFNY07APVluG0KXhSjNOjVgdA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\d9e6b417b98421ecb251af4d1e6f5afb.png -
b875bd4b24a3a3a2ad566a8dde430f1f90c224f30db4e60e94e09d4809be7e4c - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
ddcd0bb6e7aeffcebfdff4b85e1b880005b988f4949ba0657a150127e4237d69 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://cctraff.ru/123?keyword=download+facebook+messenger+for+android
- https://fulipevaxavu.weebly.com/uploads/1/3/2/6/132695351/9997097.pdf
- https://bedizegoresupa.weebly.com/uploads/1/3/1/3/131379398/lukuxaluk.pdf
- https://pevugubak.weebly.com/uploads/1/3/2/7/132740457/8502473.pdf
- https://jatorogerujew.weebly.com/uploads/1/3/2/7/132710569/movew.pdf
- https://tudupumodowi.weebly.com/uploads/1/3/1/4/131406798/nenanofot.pdf
- https://site-1038969.mozfiles.com/files/1038969/dapevilagel.pdf
- https://site-1038884.mozfiles.com/files/1038884/jomefobakiwemoxebum.pdf
- https://uploads.strikinglycdn.com/files/9410ad51-68e3-4f04-87e6-72adb258e11b/suxer.pdf
- https://uploads.strikinglycdn.com/files/0a0d0bc2-811b-4e4c-af5f-b4955f17a591/mavusu.pdf
- https://uploads.strikinglycdn.com/files/25729ba4-1928-496f-92e7-34d9c8233114/12099620173.pdf
- https://uploads.strikinglycdn.com/files/9c1bd87f-608d-482f-82bc-aba9794760b8/72482283534.pdf
- https://uploads.strikinglycdn.com/files/a2f43a85-bc79-40de-bf4a-185aa4709232/77692771555.pdf
- https://cdn.shopify.com/s/files/1/0485/2645/9035/files/7509489840.pdf
- https://cdn.shopify.com/s/files/1/0432/7112/7206/files/26183818032.pdf
- https://cdn.shopify.com/s/files/1/0268/9318/9305/files/falepat.pdf
- https://cdn.shopify.com/s/files/1/0487/7451/2806/files/bopiviwakonubewelusiko.pdf
- https://site-1037164.mozfiles.com/files/1037164/12790484159.pdf
- https://site-1037275.mozfiles.com/files/1037275/72039361350.pdf
- https://cdn-cms.f-static.net/uploads/4367622/normal_5f8745ed0e96a.pdf
- https://cdn-cms.f-static.net/uploads/4366011/normal_5f86f5eeba16a.pdf
- https://cdn-cms.f-static.net/uploads/4365608/normal_5f870919e0181.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/
Embedded domains
- cctraff.ru
- fulipevaxavu.weebly.com
- bedizegoresupa.weebly.com
- pevugubak.weebly.com
- jatorogerujew.weebly.com
- tudupumodowi.weebly.com
- site-1038969.mozfiles.com
- site-1038884.mozfiles.com
- uploads.strikinglycdn.com
- cdn.shopify.com
- site-1037164.mozfiles.com
- site-1037275.mozfiles.com
- cdn-cms.f-static.net
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.184.175.15
- 52.123.252.245
- 52.110.12.38
- 57.155.104.224
- 4.230.171.124
- 85.210.196.11
- 135.233.95.135
- 20.165.94.63
- 52.123.128.14
- 135.233.95.80
- 203.26.79.13
- 104.46.162.229
- 4.150.223.109
- 172.217.25.195
- 172.175.111.170
- 162.159.142.9
- 142.250.195.99
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report