General

  • Target

    22ef9c8fc52cd4f9fae4e7e7754c45ea570e0ebd3fbd15463f5fcd8d0da43f65

  • Size

    1.1MB

  • Sample

    230515-hgjfjahe2w

  • MD5

    a3d724951d9d7b43c67374d01f906eb8

  • SHA1

    774eb49d33ff46dda6d56c6da0cf12841385f956

  • SHA256

    22ef9c8fc52cd4f9fae4e7e7754c45ea570e0ebd3fbd15463f5fcd8d0da43f65

  • SHA512

    21504f222404e941765aa771b9fa579ad878f0bfbc5ca828ceedb2fda1763eb0d2c816fc60b35f01078306fb0cd8ce94254b480636f7c1423ed69bb18694ac45

  • SSDEEP

    24576:OyKW+NlDZ6Oc1RUBwHOtiPURELnqUXx/ZL8EuolC4G/2SCmDNSn5s:dHmlDxc1RUiHOiPZq+Ao84GRDc

Malware Config

Extracted

Family

redline

Botnet

muza

C2

185.161.248.75:4132

Attributes
  • auth_value

    99f39e1ac98e0c0a729ab27594e72bc3

Extracted

Family

redline

Botnet

rumba

C2

185.161.248.75:4132

Attributes
  • auth_value

    35dbb4006087a5d5c211b21be41adb90

Targets

    • Target

      22ef9c8fc52cd4f9fae4e7e7754c45ea570e0ebd3fbd15463f5fcd8d0da43f65

    • Size

      1.1MB

    • MD5

      a3d724951d9d7b43c67374d01f906eb8

    • SHA1

      774eb49d33ff46dda6d56c6da0cf12841385f956

    • SHA256

      22ef9c8fc52cd4f9fae4e7e7754c45ea570e0ebd3fbd15463f5fcd8d0da43f65

    • SHA512

      21504f222404e941765aa771b9fa579ad878f0bfbc5ca828ceedb2fda1763eb0d2c816fc60b35f01078306fb0cd8ce94254b480636f7c1423ed69bb18694ac45

    • SSDEEP

      24576:OyKW+NlDZ6Oc1RUBwHOtiPURELnqUXx/ZL8EuolC4G/2SCmDNSn5s:dHmlDxc1RUiHOiPZq+Ao84GRDc

    • 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.

    • Windows security modification

    • 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