General

  • Target

    07218ef3b5e3539f4207db2cc5b3d1601ff986d16331b1e87477826db8bb30d3

  • Size

    764KB

  • Sample

    230209-wm54daeg54

  • MD5

    c28884ee03dd25129a97db448a644a17

  • SHA1

    f29189f21462986deb6ef25adf305abebc626de1

  • SHA256

    07218ef3b5e3539f4207db2cc5b3d1601ff986d16331b1e87477826db8bb30d3

  • SHA512

    fcfa60449d195f3db445951d378bbbdfebc17c75ea8efe00c38a45d4881a514e72e4dd42e9c172b0dcaa5132482956794582df26ac4893b164f6a07eef8b295d

  • SSDEEP

    12288:BMrey90DA0oawVkOktFdT0FpaWJGgD7HuYEwzNs6VfZxoEqomWd2OQp7fszR:ryqAWOkzdTuJ72Y4u7ooDALszR

Malware Config

Extracted

Family

redline

Botnet

dubna

C2

193.233.20.11:4131

Attributes
  • auth_value

    f324b1269094b7462e56bab025f032f4

Extracted

Family

redline

Botnet

romka

C2

193.233.20.11:4131

Attributes
  • auth_value

    fcbb3247051f5290e8ac5b1a841af67b

Extracted

Family

redline

Botnet

crypt

C2

176.113.115.17:4132

Attributes
  • auth_value

    407e05c9b3a74d99a20f90b091547bd6

Targets

    • Target

      07218ef3b5e3539f4207db2cc5b3d1601ff986d16331b1e87477826db8bb30d3

    • Size

      764KB

    • MD5

      c28884ee03dd25129a97db448a644a17

    • SHA1

      f29189f21462986deb6ef25adf305abebc626de1

    • SHA256

      07218ef3b5e3539f4207db2cc5b3d1601ff986d16331b1e87477826db8bb30d3

    • SHA512

      fcfa60449d195f3db445951d378bbbdfebc17c75ea8efe00c38a45d4881a514e72e4dd42e9c172b0dcaa5132482956794582df26ac4893b164f6a07eef8b295d

    • SSDEEP

      12288:BMrey90DA0oawVkOktFdT0FpaWJGgD7HuYEwzNs6VfZxoEqomWd2OQp7fszR:ryqAWOkzdTuJ72Y4u7ooDALszR

    • 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