General

  • Target

    51ea6f8a9633f623341e457b040cffb47a581c45855ec7f7a08235f41adb17ba

  • Size

    679KB

  • Sample

    230323-1g42caac84

  • MD5

    f64b993517bf4977fa8ac525265ad2fe

  • SHA1

    a9a4a21c85a871b3f57c4c6d3ab5108b18fa0e58

  • SHA256

    51ea6f8a9633f623341e457b040cffb47a581c45855ec7f7a08235f41adb17ba

  • SHA512

    e9b1f9d5a420af309e52285870e70cc172222e25155e6ae87a6c99767ad7f8b28cd317fbf67c7f6f3f38fb48aa810ff18baf366e88d84e12ff50dfe4103dfc2c

  • SSDEEP

    12288:AGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:X/HeDoTKwC2r8mldwGWkCoevSY+A

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

Targets

    • Target

      51ea6f8a9633f623341e457b040cffb47a581c45855ec7f7a08235f41adb17ba

    • Size

      679KB

    • MD5

      f64b993517bf4977fa8ac525265ad2fe

    • SHA1

      a9a4a21c85a871b3f57c4c6d3ab5108b18fa0e58

    • SHA256

      51ea6f8a9633f623341e457b040cffb47a581c45855ec7f7a08235f41adb17ba

    • SHA512

      e9b1f9d5a420af309e52285870e70cc172222e25155e6ae87a6c99767ad7f8b28cd317fbf67c7f6f3f38fb48aa810ff18baf366e88d84e12ff50dfe4103dfc2c

    • SSDEEP

      12288:AGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:X/HeDoTKwC2r8mldwGWkCoevSY+A

    • 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