SUSPICIOUS — normal_5f88368cecb02.pdf
SUSPICIOUS — normal_5f88368cecb02.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:
6a877794949686237fbbdf6652a39f5cbb12bdd6be0e6d545f2a4c8550c27db1 - SHA-1:
0a21a67aee3bcd5325c58f451924c4f042fb81ec - MD5:
5c99d4cd0144420fee3178777f5f7489 - ssdeep:
768:ygGzpDupQtN1RLrBjAvazp/KWLh/43dKShLsXKwplBdxzg1NKCq5OCQ:vGFSpYL0at/K11LEdplBHEI53Q - TLSH:
T17D318CF34167DE4C7ACB9F935DAB19586089D74D6223E39004987A6DD4BC2BCBF008A0 - Submitted as: normal_5f88368cecb02.pdf
- File type: pdf · Size: 42370 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 16 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ggtraff.ru/123?keyword=inteligencia+emocional+definici%25C3%25B3n+pdf, https://site-1038311.mozfiles.com/files/1038311/tirusoxilibimugu.pdf, https://site-1040620.mozfiles.com/files/1040620/5492255924.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 (15 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9687 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
- desktop-hsgcbep
- 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
- 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
- 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
- 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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
abaec756e1c65073bd4ce81cb13e1e87d304cebbca85dc36d724a78d1af4e092 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\ae20cf40ddcaac401b35500cdbaf6261.png -
865841ffdcf3e88617052dde73bde03e53cc02119721a9c5f328d8e3bcba41e0 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ggtraff.ru/123?keyword=inteligencia+emocional+definici%25C3%25B3n+pdf
- https://site-1038311.mozfiles.com/files/1038311/tirusoxilibimugu.pdf
- https://site-1040620.mozfiles.com/files/1040620/5492255924.pdf
- https://site-1042665.mozfiles.com/files/1042665/logeboxuba.pdf
- https://site-1040135.mozfiles.com/files/1040135/zosovigoruzop.pdf
- https://site-1040317.mozfiles.com/files/1040317/24463058061.pdf
- https://site-1043357.mozfiles.com/files/1043357/varikijukep.pdf
- https://site-1041611.mozfiles.com/files/1041611/kuvofu.pdf
- https://site-1041074.mozfiles.com/files/1041074/fukul.pdf
- https://site-1039517.mozfiles.com/files/1039517/rezuto.pdf
- https://site-1040125.mozfiles.com/files/1040125/riwunonejuwovefuzujosol.pdf
- https://berajuvexoru.weebly.com/uploads/1/3/1/8/131860787/f2087bbb0.pdf
- https://dirigesibujov.weebly.com/uploads/1/3/0/9/130969991/zofej_vuwolu.pdf
- https://cdn.shopify.com/s/files/1/0500/2556/2269/files/jotepofilenedaw.pdf
- https://cdn.shopify.com/s/files/1/0462/0150/3897/files/38909898548.pdf
- https://cdn.shopify.com/s/files/1/0495/4577/3208/files/how_do_you_describe_a_starfish.pdf
- https://uploads.strikinglycdn.com/files/56e763ab-b4ee-4cfe-a00a-8d9ffe01f056/63861888937.pdf
- https://uploads.strikinglycdn.com/files/c15830a6-15c5-4f0b-8325-f4663dd31432/66351994457.pdf
- https://site-1041608.mozfiles.com/files/1041608/vutadafufosuf.pdf
- https://site-1042941.mozfiles.com/files/1042941/91376498414.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/
Embedded domains
- ggtraff.ru
- site-1038311.mozfiles.com
- site-1040620.mozfiles.com
- site-1042665.mozfiles.com
- site-1040135.mozfiles.com
- site-1040317.mozfiles.com
- site-1043357.mozfiles.com
- site-1041611.mozfiles.com
- site-1041074.mozfiles.com
- site-1039517.mozfiles.com
- site-1040125.mozfiles.com
- berajuvexoru.weebly.com
- dirigesibujov.weebly.com
- cdn.shopify.com
- uploads.strikinglycdn.com
- site-1041608.mozfiles.com
- site-1042941.mozfiles.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 172.215.188.232
- 4.150.223.98
- 172.172.255.218
- 4.149.210.175
- 20.42.179.204
- 4.230.171.124
- 135.233.95.135
- 40.84.85.40
- 74.178.240.61
- 52.123.128.14
- 40.104.4.2
- 135.232.92.34
- 203.26.79.13
- 20.42.73.30
- 48.192.143.121
- 40.79.163.155
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report