General

  • Target

    82391e19bfa993c4646e02092ef895dc9135ce3d16cfa0339442616849134167

  • Size

    625KB

  • Sample

    230604-sml4qace56

  • MD5

    d49d0e86285a4321559dcc14c9343196

  • SHA1

    b388b87c252c00e876c9d9ad7adb47f94bd89809

  • SHA256

    82391e19bfa993c4646e02092ef895dc9135ce3d16cfa0339442616849134167

  • SHA512

    d74eda3f70a9f58ed4bc68771c03b3212f79cb30c8ebe35f319844958f4c42c0557cf5c884b0f436b08197d7b3cb8e076661794098cb0d6c38ada2e3f07790d3

  • SSDEEP

    12288:GMr3y90wM23kx0YD1wNemZMZ1hWQv3/0UeJvDOo7NlGXxAlMtnC0T6OPk:JyNMZSYICtNeJ6o77GXmwnlPk

Malware Config

Extracted

Family

redline

Botnet

dusa

C2

83.97.73.126:19046

Attributes
  • auth_value

    ee896466545fedf9de5406175fb82de5

Extracted

Family

redline

Botnet

brain

C2

83.97.73.126:19046

Attributes
  • auth_value

    5fb8269baadec0c49899b9a7a0c8851f

Targets

    • Target

      82391e19bfa993c4646e02092ef895dc9135ce3d16cfa0339442616849134167

    • Size

      625KB

    • MD5

      d49d0e86285a4321559dcc14c9343196

    • SHA1

      b388b87c252c00e876c9d9ad7adb47f94bd89809

    • SHA256

      82391e19bfa993c4646e02092ef895dc9135ce3d16cfa0339442616849134167

    • SHA512

      d74eda3f70a9f58ed4bc68771c03b3212f79cb30c8ebe35f319844958f4c42c0557cf5c884b0f436b08197d7b3cb8e076661794098cb0d6c38ada2e3f07790d3

    • SSDEEP

      12288:GMr3y90wM23kx0YD1wNemZMZ1hWQv3/0UeJvDOo7NlGXxAlMtnC0T6OPk:JyNMZSYICtNeJ6o77GXmwnlPk

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • 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.

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

1
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

2
T1005

Tasks