SUSPICIOUS — normal_5f943264cd2b1.pdf
SUSPICIOUS — normal_5f943264cd2b1.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (68/100). 2 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
21da54f0996aab7e26cb380f75e4a299a5d11c53befe6e6f4d8dc26c4dc7211b - SHA-1:
d023aa7386a6ea62edfe50aa9d410d330340b96f - MD5:
8384525fb9e83d6cc9c3e826d57819de - ssdeep:
1536:yGFuG2BDVW/Gxc8SYaX3FbPdcv1WAHNpSvCfhKgMBPg9oiUHqTERx8oNOAvYUHjr:rFu/BhUFbPK9hHTSqPMBPApUKY8oNOU5 - TLSH:
T1583AD0F350D3DE4DB6479713A8AA115A7485C398B132AB1042C96B7CC5BC6BCBE20C92 - Submitted as: normal_5f943264cd2b1.pdf
- File type: pdf · Size: 92910 bytes
- Verdict: suspicious (68/100)
Detections (2 of 53 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 68/100 is the fusion of 6 weighted signals:
- Contacted 18 external host(s) at runtime (3 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ttraff.link/123?keyword=best+rooting+app+for+android, https://cdn.shopify.com/s/files/1/0503/0893/9949/files/bavofujujijimemibutebo.pdf, https://cdn.shopify.com/s/files/1/0430/3467/3301/files/sterile_water_irrigation_usp.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 - Extracted generic config (1 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9816 behavior events · 1 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
- searchapp.bundleassets.example
- 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
- 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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\de85497515a1a63fa27afecda30c555a.png -
2996196a1daf35759ff1813c43ed08a693f140caeb84ea48062d453c979e2ddb - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
1f1752bf496397d3d165e43eabf5e8094f1614aa8f636de74f7b043d86df371e - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://ttraff.link/123?keyword=best+rooting+app+for+android
- https://s3.amazonaws.com/lanubili/science_brain_teasers_worksheets.pdf
- https://s3.amazonaws.com/tetazino/majusizasurale.pdf
- https://s3.amazonaws.com/zurovajij/oxford_dictionary_english_to_bangla_free_download.pdf
- https://cdn.shopify.com/s/files/1/0503/0893/9949/files/bavofujujijimemibutebo.pdf
- https://cdn.shopify.com/s/files/1/0430/3467/3301/files/sterile_water_irrigation_usp.pdf
- https://cdn.shopify.com/s/files/1/0497/5978/1023/files/steel_concrete_composite_structures.pdf
- https://cdn.shopify.com/s/files/1/0434/5767/5421/files/roland_rp_301_manual.pdf
- https://tavumake.weebly.com/uploads/1/3/2/7/132740551/vuluzasu.pdf
- https://zoveponezewuda.weebly.com/uploads/1/3/0/7/130738822/jokixigaxajax.pdf
- https://gawubodukajine.weebly.com/uploads/1/3/0/9/130969599/wotuf.pdf
- https://talapilodegopez.weebly.com/uploads/1/3/0/9/130969507/fitolinagep_setokomugi.pdf
- https://nukafubesogu.weebly.com/uploads/1/3/4/4/134463640/3149038.pdf
- https://cdn.shopify.com/s/files/1/0266/7862/4426/files/pm_mt20_manual_filled_turnover_machine_price.pdf
- https://cdn.shopify.com/s/files/1/0436/9245/8139/files/nobiwaton.pdf
- https://cdn.shopify.com/s/files/1/0432/8688/8601/files/mario_kart_wii_cheats_grumble_volcano_shortcut.pdf
- https://s3.amazonaws.com/tapexiw/hasbro_risk_rules.pdf
- https://s3.amazonaws.com/mijedusovineti/nakikemetunodukadase.pdf
- https://s3.amazonaws.com/wupixufekijax/10946665907.pdf
- https://s3.amazonaws.com/naxizugenabi/manual_de_epidemiologa_y_salud_pblica_gratis.pdf
- https://cdn.shopify.com/s/files/1/0266/8809/4378/files/85495590912.pdf
- https://cdn.shopify.com/s/files/1/0499/2381/7640/files/best_games_for_android_offline_apk.pdf
- https://cdn.shopify.com/s/files/1/0480/7481/7693/files/using_much_and_many_worksheets.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
Embedded domains
- ttraff.link
- s3.amazonaws.com
- cdn.shopify.com
- tavumake.weebly.com
- zoveponezewuda.weebly.com
- gawubodukajine.weebly.com
- talapilodegopez.weebly.com
- nukafubesogu.weebly.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.184.175.13
- 4.150.223.115
- 135.233.95.80
- 4.247.188.224
- 4.230.171.124
- 72.154.7.105
- 203.26.79.13
- 51.132.193.105
- 20.76.201.171
- 74.178.240.61
- 20.50.201.200
- 52.123.252.244
- 52.123.252.202
- 52.123.128.14
- 40.99.134.2
- 20.42.73.26
- 57.155.104.224
- 4.150.223.110
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report