SUSPICIOUS — pubini.pdf
SUSPICIOUS — pubini.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (66/100). 2 of 50 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
d14870e06e6e639857887a688cafaf484f2d5fb045e626566118d6c9095839ed - SHA-1:
1f4ee961e83bd61f4b509410d95a5f403f4e2ef8 - MD5:
ff8d8d773016d9ed2bf2392a3f57e96f - ssdeep:
768:ygGzpD/pUVm00+0z2bcnHvFiAsVRC5G32JUjiaocHYHWY/a/lL0e6bV:vGFTpU/1RC03OUjffYHWYC/h0e6bV - TLSH:
T1D5329EF30097DDCCAAC7AB835AB718A96446D7886136A79024D87B2CD1BC2BD7F10471 - Submitted as: pubini.pdf
- File type: pdf · Size: 46995 bytes
- Verdict: suspicious (66/100)
Detections (2 of 50 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
MITRE ATT&CK
Why this verdict
The suspicious score of 66/100 is the fusion of 7 weighted signals:
- Embedded link rated suspicious by URL analysis: https://nogafuku.weebly.com/uploads/1/3/2/8/132815296/65bfaa.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://gettraff.ru/wb?keyword=tension%20arterial%20media%20pdf, https://cdn.shopify.com/s/files/1/0502/5647/8370/files/call_recorder_apk_green_apple_studio.pdf, https://cdn.shopify.com/s/files/1/0483/7218/7287/files/neurology_clinical_practice_submission_guidelines.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
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90 - Contacted 12 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (10 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9748 behavior events · 1 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- searchapp.bundleassets.example
- to-do.office.com
- staging.to-do.officeppe.com
- desktop-hsgcbep._dosvc._tcp.local
- 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
- desktop-hsgcbep(1)._dosvc._tcp.local
- 250.255.255.239.in-addr.arpa
- desktop-hsgcbep(2)._dosvc._tcp.local
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- 23.40.52.209
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\12c097eb7e4d209e97d95b3d2084190b.png -
4ad0c384cbfc971e05150001a8b688e1509e7f869d699be4bee77471c74302e5 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
937f992676aa2ec5d7c3e5048f74ddb23253434bda48b33899b51cbdaa55ee3b - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://gettraff.ru/wb?keyword=tension%20arterial%20media%20pdf
- https://cdn.shopify.com/s/files/1/0502/5647/8370/files/call_recorder_apk_green_apple_studio.pdf
- https://cdn.shopify.com/s/files/1/0499/2018/0376/files/wuzawovatobuzefabagew.pdf
- https://cdn.shopify.com/s/files/1/0483/7218/7287/files/neurology_clinical_practice_submission_guidelines.pdf
- https://cdn.shopify.com/s/files/1/0491/8843/8182/files/17532640128.pdf
- https://cdn.shopify.com/s/files/1/0266/9654/8524/files/92295139663.pdf
- https://bubixoduxufito.weebly.com/uploads/1/3/1/0/131070588/1196878.pdf
- https://dejolezeg.weebly.com/uploads/1/3/2/8/132815968/galivolevuwubed_dozaxusuduxoraz_duvivedo.pdf
- https://nogafuku.weebly.com/uploads/1/3/2/8/132815296/65bfaa.pdf
- https://boguvetasitob.weebly.com/uploads/1/3/1/3/131380850/6854cf5c4b.pdf
- https://s3.amazonaws.com/sesafefanulokam/nepemisinu.pdf
- https://s3.amazonaws.com/zarelusipofox/afghanistan_history_in_urdu.pdf
- https://s3.amazonaws.com/pazifetanegapu/75168942913.pdf
- https://s3.amazonaws.com/bulolimepol/dasasolaririmuwep.pdf
- https://s3.amazonaws.com/muwemivumazulax/urethral_stricture_disease.pdf
- https://s3.amazonaws.com/felasorarabipis/electrochemical_dna_biosensors.pdf
- https://s3.amazonaws.com/divexikav/92621177554.pdf
- https://s3.amazonaws.com/remeranexe/bogimelonu.pdf
- https://s3.amazonaws.com/zaxuledo/88292866661.pdf
- https://s3.amazonaws.com/zuxadol/xopitifiwepawokenabale.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
- gettraff.ru
- cdn.shopify.com
- bubixoduxufito.weebly.com
- dejolezeg.weebly.com
- nogafuku.weebly.com
- boguvetasitob.weebly.com
- s3.amazonaws.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.42.73.24
- 52.253.84.76
- 52.110.12.18
- 135.232.92.34
- 172.215.188.232
- 74.178.240.61
- 52.110.12.16
- 20.42.179.204
- 20.76.201.171
- 40.99.133.226
- 162.159.36.2
- 4.230.171.124
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report