General

  • Target

    b6165a661e287517bf7b671b00a44c4472e2fa3a39b0ad4dd8222b29352983d4

  • Size

    660KB

  • Sample

    230403-w1ehksab8x

  • MD5

    ac3a8db3f17cf58ef5b5a7972668c9f5

  • SHA1

    39a9a74fe621feae84665a61503727c8f1bb597f

  • SHA256

    b6165a661e287517bf7b671b00a44c4472e2fa3a39b0ad4dd8222b29352983d4

  • SHA512

    6cf756d81ac766df5ec342a81b8ba7b8708574243df4cc3b58d3cd6d256decadc822934b1e8658fb4d6a3a5227999a98970d0c719f233b0b81aaf8e6b06239b7

  • SSDEEP

    12288:yMryy90lZlHfiiSmb3CZz0CUckGOODhf7ZSkmGQXl6QFYNv:8y+fTSemU/GZJwkmnsQ+v

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

      b6165a661e287517bf7b671b00a44c4472e2fa3a39b0ad4dd8222b29352983d4

    • Size

      660KB

    • MD5

      ac3a8db3f17cf58ef5b5a7972668c9f5

    • SHA1

      39a9a74fe621feae84665a61503727c8f1bb597f

    • SHA256

      b6165a661e287517bf7b671b00a44c4472e2fa3a39b0ad4dd8222b29352983d4

    • SHA512

      6cf756d81ac766df5ec342a81b8ba7b8708574243df4cc3b58d3cd6d256decadc822934b1e8658fb4d6a3a5227999a98970d0c719f233b0b81aaf8e6b06239b7

    • SSDEEP

      12288:yMryy90lZlHfiiSmb3CZz0CUckGOODhf7ZSkmGQXl6QFYNv:8y+fTSemU/GZJwkmnsQ+v

    • 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