General

  • Target

    66dff50ea10300767aea0017b23baf8c0f043b6543f052c01550128ee773ff63

  • Size

    695KB

  • Sample

    230328-17ffnsdf49

  • MD5

    fe065dacd03a112980246ece3af07278

  • SHA1

    3926220fdcb5d7ecc367508fcb0d1aa86c9109a6

  • SHA256

    66dff50ea10300767aea0017b23baf8c0f043b6543f052c01550128ee773ff63

  • SHA512

    4bfec423a1d55e3505e6e7073e21f7dd2e80613776bae9ea75da145cc2f7640455d2129fa4fc525dfbd7a151ff9e2f64128e3539eee1c0e8976dcb6212371391

  • SSDEEP

    12288:1Mr3y90vpA7NpFStlO8HYZQe0GumGLu9WhMSLDRKk5MbwHXN5y8FOuJ4:eyiYpQP5YZVumuyOUZWXDXW

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

muse

C2

176.113.115.145:4125

Attributes
  • auth_value

    b91988a63a24940038d9262827a5320c

Targets

    • Target

      66dff50ea10300767aea0017b23baf8c0f043b6543f052c01550128ee773ff63

    • Size

      695KB

    • MD5

      fe065dacd03a112980246ece3af07278

    • SHA1

      3926220fdcb5d7ecc367508fcb0d1aa86c9109a6

    • SHA256

      66dff50ea10300767aea0017b23baf8c0f043b6543f052c01550128ee773ff63

    • SHA512

      4bfec423a1d55e3505e6e7073e21f7dd2e80613776bae9ea75da145cc2f7640455d2129fa4fc525dfbd7a151ff9e2f64128e3539eee1c0e8976dcb6212371391

    • SSDEEP

      12288:1Mr3y90vpA7NpFStlO8HYZQe0GumGLu9WhMSLDRKk5MbwHXN5y8FOuJ4:eyiYpQP5YZVumuyOUZWXDXW

    • 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.

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