General

  • Target

    refx_nexus_4.5.17.exe

  • Size

    793.2MB

  • Sample

    250109-wbdjzsyjam

  • MD5

    421a48bd40a5f106ad5deb45ce5544df

  • SHA1

    e10329037ea520b2935070abe9ed25d3b2c1d7a9

  • SHA256

    027ffc79501cbef364b66eb1ed4cc0db213eb7aa2bc4bf30c8d2b52815c36ee9

  • SHA512

    c3a5b0ba4640eda54f25e9419b6c2811790ee4ab20f45af02f599a5453613cf49098175e3ccbf8142edbed93644f6bcc49816d53e7cfadbf762e678a9c06b975

  • SSDEEP

    393216:WfdIAmhCcTzIFvdK+ew0E8j75IYGWxTZae5qndVmzuhyxE+RuHXM0H:cNcvIBdgj5nnQ8y

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://robinsharez.shop/api

https://handscreamny.shop/api

https://chipdonkeruz.shop/api

https://versersleep.shop/api

https://crowdwarek.shop/api

https://apporholis.shop/api

https://femalsabler.shop/api

https://soundtappysk.shop/api

https://breathauthorit.cyou/api

Extracted

Family

lumma

C2

https://breathauthorit.cyou/api

Targets

    • Target

      refx_nexus_4.5.17.exe

    • Size

      793.2MB

    • MD5

      421a48bd40a5f106ad5deb45ce5544df

    • SHA1

      e10329037ea520b2935070abe9ed25d3b2c1d7a9

    • SHA256

      027ffc79501cbef364b66eb1ed4cc0db213eb7aa2bc4bf30c8d2b52815c36ee9

    • SHA512

      c3a5b0ba4640eda54f25e9419b6c2811790ee4ab20f45af02f599a5453613cf49098175e3ccbf8142edbed93644f6bcc49816d53e7cfadbf762e678a9c06b975

    • SSDEEP

      393216:WfdIAmhCcTzIFvdK+ew0E8j75IYGWxTZae5qndVmzuhyxE+RuHXM0H:cNcvIBdgj5nnQ8y

    Score
    10/10
    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Lumma family

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Enumerates processes with tasklist

MITRE ATT&CK Enterprise v15

Tasks