General

  • Target

    f45ea46ac1e8812b7e0e9ac8dd1ef0a1e114f7322149dcc69df1b961a9cd5b6f

  • Size

    687KB

  • Sample

    230325-rnmk7sda96

  • MD5

    83fec38ebf06754be61396475bdac037

  • SHA1

    0e3fe5540bdcbf7a5c7bb61924ce3f4aea3e9499

  • SHA256

    f45ea46ac1e8812b7e0e9ac8dd1ef0a1e114f7322149dcc69df1b961a9cd5b6f

  • SHA512

    f518f87a021ae375bcca92cf3a9d81e70c711b032c8424b598ef276a99cf84b7599c0ea24dc0babacc11091dbab4a8c2d9dc5a187072db3ec1fd6a4e17252784

  • SSDEEP

    12288:mMruy90a5jAujJO9Wc5wAJuAPya2+KVGtEO5qlPL0a3dbHFq1F:sy/5yCAJJya2xGtPql4yhq1F

Malware Config

Extracted

Family

redline

Botnet

boris

C2

193.233.20.32:4125

Attributes
  • auth_value

    766b5bdf6dbefcf7ca223351952fc38f

Extracted

Family

redline

Botnet

firmu

C2

193.233.20.32:4125

Attributes
  • auth_value

    9f3e5e35e4a3a38fc36c5a851728aa33

Targets

    • Target

      f45ea46ac1e8812b7e0e9ac8dd1ef0a1e114f7322149dcc69df1b961a9cd5b6f

    • Size

      687KB

    • MD5

      83fec38ebf06754be61396475bdac037

    • SHA1

      0e3fe5540bdcbf7a5c7bb61924ce3f4aea3e9499

    • SHA256

      f45ea46ac1e8812b7e0e9ac8dd1ef0a1e114f7322149dcc69df1b961a9cd5b6f

    • SHA512

      f518f87a021ae375bcca92cf3a9d81e70c711b032c8424b598ef276a99cf84b7599c0ea24dc0babacc11091dbab4a8c2d9dc5a187072db3ec1fd6a4e17252784

    • SSDEEP

      12288:mMruy90a5jAujJO9Wc5wAJuAPya2+KVGtEO5qlPL0a3dbHFq1F:sy/5yCAJJya2xGtPql4yhq1F

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • 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.

MITRE ATT&CK Enterprise v6

Tasks