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General

  • Target

    NEAS.70b2fbdbe34e05f0c3a84f5c9068e7f4970d7fa25452fa561357ca7d2e2be2ef.exe

  • Size

    269KB

  • Sample

    231117-van4nabc38

  • MD5

    557a85c1233fd59bc4cc707b44231c6b

  • SHA1

    0e13d167bf632a8a65fb1ba5916af8c11e671872

  • SHA256

    70b2fbdbe34e05f0c3a84f5c9068e7f4970d7fa25452fa561357ca7d2e2be2ef

  • SHA512

    408a52244fffebbddc3bcb161ae2892596428e6d9938665f89bfcaf9e1ae865045a6f89c263169007ed559869b46ce3941ce0724d06dfe5dc50930597af01128

  • SSDEEP

    3072:7TfpODPLkwn2pBF4/Hu+FxIrPop3Cd2eEm0ThJ0ReN77xbnrrq5klzQEPdMFJyGX:ULkwn/O69p33ThZG

Malware Config

Extracted

Family

stealc

C2

http://bernardofata.icu

Attributes
  • url_path

    /40d570f44e84a454.php

rc4.plain

Targets

    • Target

      NEAS.70b2fbdbe34e05f0c3a84f5c9068e7f4970d7fa25452fa561357ca7d2e2be2ef.exe

    • Size

      269KB

    • MD5

      557a85c1233fd59bc4cc707b44231c6b

    • SHA1

      0e13d167bf632a8a65fb1ba5916af8c11e671872

    • SHA256

      70b2fbdbe34e05f0c3a84f5c9068e7f4970d7fa25452fa561357ca7d2e2be2ef

    • SHA512

      408a52244fffebbddc3bcb161ae2892596428e6d9938665f89bfcaf9e1ae865045a6f89c263169007ed559869b46ce3941ce0724d06dfe5dc50930597af01128

    • SSDEEP

      3072:7TfpODPLkwn2pBF4/Hu+FxIrPop3Cd2eEm0ThJ0ReN77xbnrrq5klzQEPdMFJyGX:ULkwn/O69p33ThZG

    • Stealc

      Stealc is an infostealer written in C++.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Enterprise v15

Tasks