General

  • Target

    4b8e5d1dd50bc794c81e9d89f03623badd64b6022b437b57c0e6c57baeda5155

  • Size

    660KB

  • Sample

    230403-xehtjsac6y

  • MD5

    71b9a24483a3813ac6d24a3633a97fc5

  • SHA1

    6d0e5f06cebc7443fe394fe4041639137e46e8df

  • SHA256

    4b8e5d1dd50bc794c81e9d89f03623badd64b6022b437b57c0e6c57baeda5155

  • SHA512

    32d3c68f66fd2e8b442f81ea136cc4342d70dd0fdb7426036f4efa3262416068beb1088b2973d3680b67d5f23f796ab71c6d8ce562cbafc75111e63cc01ebd45

  • SSDEEP

    12288:4Mrky90siZlOcHhvJNiu0ky6WtZTvrZShiWjll6eoEhmO:sypiZJYup0vAhiyseoEhmO

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

spora

C2

176.113.115.145:4125

Attributes
  • auth_value

    441b39ab37774b2ca9931c31e1bc6071

Targets

    • Target

      4b8e5d1dd50bc794c81e9d89f03623badd64b6022b437b57c0e6c57baeda5155

    • Size

      660KB

    • MD5

      71b9a24483a3813ac6d24a3633a97fc5

    • SHA1

      6d0e5f06cebc7443fe394fe4041639137e46e8df

    • SHA256

      4b8e5d1dd50bc794c81e9d89f03623badd64b6022b437b57c0e6c57baeda5155

    • SHA512

      32d3c68f66fd2e8b442f81ea136cc4342d70dd0fdb7426036f4efa3262416068beb1088b2973d3680b67d5f23f796ab71c6d8ce562cbafc75111e63cc01ebd45

    • SSDEEP

      12288:4Mrky90siZlOcHhvJNiu0ky6WtZTvrZShiWjll6eoEhmO:sypiZJYup0vAhiyseoEhmO

    • 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.

    • 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