General

  • Target

    tmp

  • Size

    778KB

  • Sample

    230604-fejbmsbf8z

  • MD5

    c402caf67560e8bf41bda00e32d529b5

  • SHA1

    1c851ea332fbf950bf8d0ab7317d09d1608d3520

  • SHA256

    e8459ad30b04379c618d96dda52771053190ca525685df43be50749f506f8729

  • SHA512

    fe1223addf73647036809773fa1567a863916418acd88433c06055ac320875e6926e2d7734c601f40f55c5cbcef48b7bc8bd6193f1fd7bfb053d75bdc170a776

  • SSDEEP

    12288:mMrIy90TCXAgDKa28Azvn590EBaMbUG4sG8Kajd8D500dDdWFtYabQrD1Ao6p9Vb:aynOu0vngEBrUG4shD0dIFGLKokN8I

Malware Config

Extracted

Family

redline

Botnet

dusa

C2

83.97.73.126:19046

Attributes
  • auth_value

    ee896466545fedf9de5406175fb82de5

Extracted

Family

redline

Botnet

brain

C2

83.97.73.126:19046

Attributes
  • auth_value

    5fb8269baadec0c49899b9a7a0c8851f

Targets

    • Target

      tmp

    • Size

      778KB

    • MD5

      c402caf67560e8bf41bda00e32d529b5

    • SHA1

      1c851ea332fbf950bf8d0ab7317d09d1608d3520

    • SHA256

      e8459ad30b04379c618d96dda52771053190ca525685df43be50749f506f8729

    • SHA512

      fe1223addf73647036809773fa1567a863916418acd88433c06055ac320875e6926e2d7734c601f40f55c5cbcef48b7bc8bd6193f1fd7bfb053d75bdc170a776

    • SSDEEP

      12288:mMrIy90TCXAgDKa28Azvn590EBaMbUG4sG8Kajd8D500dDdWFtYabQrD1Ao6p9Vb:aynOu0vngEBrUG4shD0dIFGLKokN8I

    • 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