General

  • Target

    b964fed786fc34ea5727a038c0b152dbaef0ef5ac6802e07c15e3dd210ee1764

  • Size

    541KB

  • Sample

    230324-rvmjsahb5v

  • MD5

    8d5522c2d8ed288ed7542ab95567c4a4

  • SHA1

    be765c8d2f7628f930d20170a1bf8c53c1c0dcf3

  • SHA256

    b964fed786fc34ea5727a038c0b152dbaef0ef5ac6802e07c15e3dd210ee1764

  • SHA512

    84f94a8a12ccbc7b420a4e2b225416fccb85d6ac70117439bbf53c39665c38f055953e5b1f132269878fd71e93863632b39e78a33026b4a6960ed300ab88d744

  • SSDEEP

    6144:K7y+bnr+gp0yN90QEEfyaQXev7a8Sf50oCRT1cHOUn8sBjdhFPOjiWlXU0VuOnyE:hMrMy90ifUXeE50odbBjF4kayXGgXi

Malware Config

Extracted

Family

redline

Botnet

boris

C2

193.233.20.32:4125

Attributes
  • auth_value

    766b5bdf6dbefcf7ca223351952fc38f

Extracted

Family

redline

Botnet

lida

C2

193.233.20.32:4125

Attributes
  • auth_value

    24052aa2e9b85984a98d80cf08623e8d

Targets

    • Target

      b964fed786fc34ea5727a038c0b152dbaef0ef5ac6802e07c15e3dd210ee1764

    • Size

      541KB

    • MD5

      8d5522c2d8ed288ed7542ab95567c4a4

    • SHA1

      be765c8d2f7628f930d20170a1bf8c53c1c0dcf3

    • SHA256

      b964fed786fc34ea5727a038c0b152dbaef0ef5ac6802e07c15e3dd210ee1764

    • SHA512

      84f94a8a12ccbc7b420a4e2b225416fccb85d6ac70117439bbf53c39665c38f055953e5b1f132269878fd71e93863632b39e78a33026b4a6960ed300ab88d744

    • SSDEEP

      6144:K7y+bnr+gp0yN90QEEfyaQXev7a8Sf50oCRT1cHOUn8sBjdhFPOjiWlXU0VuOnyE:hMrMy90ifUXeE50odbBjF4kayXGgXi

    • 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 Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Tasks