General

  • Target

    cad06726ab69c9739566035033113c603c9be64b709655c315961aeaf6ab8670

  • Size

    562KB

  • Sample

    230307-2bby2sce22

  • MD5

    6504fcac324505a36671b08b0f4fef6a

  • SHA1

    8dac5093f1d78c502ac6edbf352bd5b023a646b0

  • SHA256

    cad06726ab69c9739566035033113c603c9be64b709655c315961aeaf6ab8670

  • SHA512

    854746fc7ced8cc26efe9d96c4cf35bf33fd823f68af4bc857013f681fc86a5ca3c4d45d40432f96287a1985779c066693e00dfeda25453f8baebc93e8722306

  • SSDEEP

    12288:UMrRy90wfzdAps7Jay1e7YYyw0fcxvvjOJvd9gqP3r:FyTh1ev0fcxXjOJZb

Malware Config

Extracted

Family

redline

Botnet

fabio

C2

193.233.20.27:4123

Attributes
  • auth_value

    56b82736c3f56b13be8e64c87d2cf9e5

Extracted

Family

redline

Botnet

fud

C2

193.233.20.27:4123

Attributes
  • auth_value

    cddc991efd6918ad5321d80dac884b40

Targets

    • Target

      cad06726ab69c9739566035033113c603c9be64b709655c315961aeaf6ab8670

    • Size

      562KB

    • MD5

      6504fcac324505a36671b08b0f4fef6a

    • SHA1

      8dac5093f1d78c502ac6edbf352bd5b023a646b0

    • SHA256

      cad06726ab69c9739566035033113c603c9be64b709655c315961aeaf6ab8670

    • SHA512

      854746fc7ced8cc26efe9d96c4cf35bf33fd823f68af4bc857013f681fc86a5ca3c4d45d40432f96287a1985779c066693e00dfeda25453f8baebc93e8722306

    • SSDEEP

      12288:UMrRy90wfzdAps7Jay1e7YYyw0fcxvvjOJvd9gqP3r:FyTh1ev0fcxXjOJZb

    • 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.

    • Suspicious use of SetThreadContext

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