General

  • Target

    setup.exe

  • Size

    700KB

  • Sample

    230328-a2xjwsga93

  • MD5

    ab22ac232858a19b89005c5909d7507a

  • SHA1

    29dc83c0557877a96778a61896896b38b53a0b2f

  • SHA256

    09c04abb7450f701110e6f6b394e9317bc3b5c5c0ddf8a1000ba4cc71c5f563e

  • SHA512

    256a02c89994b4210e32fd6693de7dce7e3b02b9ec3bfbb8559968eaf39a920b41b023d0fe922f633aec42148f4cc3b5c9230f603248018905c40735de1e93df

  • SSDEEP

    12288:eMrXy90SkGqUWwJOEvM9XwH9DGzcAAO3dWDdNbIffdyO691Oq/8SV:Jy0nwJZExtAOtqpIf1/6zOq/8SV

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

from

C2

176.113.115.145:4125

Attributes
  • auth_value

    8633e283485822a4a48f0a41d5397566

Targets

    • Target

      setup.exe

    • Size

      700KB

    • MD5

      ab22ac232858a19b89005c5909d7507a

    • SHA1

      29dc83c0557877a96778a61896896b38b53a0b2f

    • SHA256

      09c04abb7450f701110e6f6b394e9317bc3b5c5c0ddf8a1000ba4cc71c5f563e

    • SHA512

      256a02c89994b4210e32fd6693de7dce7e3b02b9ec3bfbb8559968eaf39a920b41b023d0fe922f633aec42148f4cc3b5c9230f603248018905c40735de1e93df

    • SSDEEP

      12288:eMrXy90SkGqUWwJOEvM9XwH9DGzcAAO3dWDdNbIffdyO691Oq/8SV:Jy0nwJZExtAOtqpIf1/6zOq/8SV

    • 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

    • 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

    • 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