General

  • Target

    d743ed5a33204c0e2f48579c2dfd838d9c80f30d06a3bb10f8e178598d71e7ff

  • Size

    539KB

  • Sample

    230324-mtds2afh3t

  • MD5

    a3ac53fd1321a9e41c61f1a29f3824c3

  • SHA1

    b14cb40a83246d4154f593237864ecacfe643c2e

  • SHA256

    d743ed5a33204c0e2f48579c2dfd838d9c80f30d06a3bb10f8e178598d71e7ff

  • SHA512

    26229f15d18b03cb3765cb14d7d4001cb1805ca7b33473eb2e2bf705dd19bbbf8e406a08f933501c4256c088cfde446a10881685c171591e3c31100922fe9f78

  • SSDEEP

    12288:9MrRy90ft3Dg+fEMDS9uBDaBByXYBxXI4+g1ICe8hEGMIddK:0yAzg2KQhaBsXYjCcX5Py

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

hero

C2

193.233.20.31:4125

Attributes
  • auth_value

    11f3c75a88ca461bcc8d6bf60a1193e3

Targets

    • Target

      d743ed5a33204c0e2f48579c2dfd838d9c80f30d06a3bb10f8e178598d71e7ff

    • Size

      539KB

    • MD5

      a3ac53fd1321a9e41c61f1a29f3824c3

    • SHA1

      b14cb40a83246d4154f593237864ecacfe643c2e

    • SHA256

      d743ed5a33204c0e2f48579c2dfd838d9c80f30d06a3bb10f8e178598d71e7ff

    • SHA512

      26229f15d18b03cb3765cb14d7d4001cb1805ca7b33473eb2e2bf705dd19bbbf8e406a08f933501c4256c088cfde446a10881685c171591e3c31100922fe9f78

    • SSDEEP

      12288:9MrRy90ft3Dg+fEMDS9uBDaBByXYBxXI4+g1ICe8hEGMIddK:0yAzg2KQhaBsXYjCcX5Py

    • 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