General

  • Target

    4e1f98336450ec17fd17e976a942d49ba3ef40b1c8fae5ab4af923b9dfcf6ad3

  • Size

    686KB

  • Sample

    230328-h4af5she86

  • MD5

    435f3c10535cc1b2ee46a66c07ab92d8

  • SHA1

    75a763f5e6dc32ba6595ad661426f11340b35347

  • SHA256

    4e1f98336450ec17fd17e976a942d49ba3ef40b1c8fae5ab4af923b9dfcf6ad3

  • SHA512

    8f57b18657a3ba29827f72ce179106e4b84d934d0c9f988bce7045885287a2616f1f7c257961ae44062c80c57cc135f06e277a1d2df58818c3aa0d29e1cd3413

  • SSDEEP

    12288:9Mrxy90l5lKjrLCgddadqOGH6yjCB+R50FJMhLCslUMJuXixJN5vDea/:0yY5lMldIzGBjC450bgLCQhuXENh/

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

from

C2

176.113.115.145:4125

Attributes
  • auth_value

    8633e283485822a4a48f0a41d5397566

Targets

    • Target

      4e1f98336450ec17fd17e976a942d49ba3ef40b1c8fae5ab4af923b9dfcf6ad3

    • Size

      686KB

    • MD5

      435f3c10535cc1b2ee46a66c07ab92d8

    • SHA1

      75a763f5e6dc32ba6595ad661426f11340b35347

    • SHA256

      4e1f98336450ec17fd17e976a942d49ba3ef40b1c8fae5ab4af923b9dfcf6ad3

    • SHA512

      8f57b18657a3ba29827f72ce179106e4b84d934d0c9f988bce7045885287a2616f1f7c257961ae44062c80c57cc135f06e277a1d2df58818c3aa0d29e1cd3413

    • SSDEEP

      12288:9Mrxy90l5lKjrLCgddadqOGH6yjCB+R50FJMhLCslUMJuXixJN5vDea/:0yY5lMldIzGBjC450bgLCQhuXENh/

    • 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.

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