General

  • Target

    be39113fd3bb534a4af32e3d23ff0af2974ade796741299d29d06feb59080067

  • Size

    731KB

  • Sample

    230531-lle6fsed71

  • MD5

    aa8df5061d8048efa0de0df396a1708c

  • SHA1

    550214424315c1016fd4964433a1919de25ca409

  • SHA256

    be39113fd3bb534a4af32e3d23ff0af2974ade796741299d29d06feb59080067

  • SHA512

    10eaf034e5d190c46f3e50bdf6c7d938ae7192a60899b2530750e40483004bf3828523af810b358d68989dc5a78a14411f41e3ee55084f468aad7b14d97fe205

  • SSDEEP

    12288:qMrvy90RbtFppzy3g64ZuZuHPnYjY/28vr5yMi9daIZ0FYpq2KyLUY9i6F:lyEbtF/y3g64Z0aYjAD5yMi9d9Z0FYp5

Malware Config

Extracted

Family

redline

Botnet

dusa

C2

83.97.73.127:19045

Attributes
  • auth_value

    ee896466545fedf9de5406175fb82de5

Extracted

Family

redline

Botnet

tinda

C2

83.97.73.127:19045

Attributes
  • auth_value

    88da3924455f4ba3a1b76cd03af918bb

Targets

    • Target

      be39113fd3bb534a4af32e3d23ff0af2974ade796741299d29d06feb59080067

    • Size

      731KB

    • MD5

      aa8df5061d8048efa0de0df396a1708c

    • SHA1

      550214424315c1016fd4964433a1919de25ca409

    • SHA256

      be39113fd3bb534a4af32e3d23ff0af2974ade796741299d29d06feb59080067

    • SHA512

      10eaf034e5d190c46f3e50bdf6c7d938ae7192a60899b2530750e40483004bf3828523af810b358d68989dc5a78a14411f41e3ee55084f468aad7b14d97fe205

    • SSDEEP

      12288:qMrvy90RbtFppzy3g64ZuZuHPnYjY/28vr5yMi9daIZ0FYpq2KyLUY9i6F:lyEbtF/y3g64Z0aYjAD5yMi9d9Z0FYp5

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • Checks computer location settings

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

    • Executes dropped EXE

    • 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

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks