General

  • Target

    b9790f0c38383273e0c865a19bec1c927365ee7fd1fa4eb22c348df14a2b361b

  • Size

    1.1MB

  • Sample

    230514-2hezaadg79

  • MD5

    066875c3bccb8b03807c67bfe66e2d0b

  • SHA1

    88d3992ac8cbb0366912bcdc6bd3550bbe09ee07

  • SHA256

    b9790f0c38383273e0c865a19bec1c927365ee7fd1fa4eb22c348df14a2b361b

  • SHA512

    59ef742c87dec13ea7f73ea49513c76ce0c746fa5c65ee5cf2855d77b2025ce2fc846858d2c1bc0ec07d36c9d111a4ab20f94182fa24c2de0d3a276606607526

  • SSDEEP

    24576:pyK5JNix+8LxKHI3ojrqZLOupnX//Q9OPpmas9A4Rqd4+:cOJNix+cxGI4jrcOuRXQ9Ohy9cd

Malware Config

Extracted

Family

redline

Botnet

linda

C2

185.161.248.75:4132

Attributes
  • auth_value

    21cdc21d041667b9c1679f88a1146770

Extracted

Family

redline

Botnet

horor

C2

185.161.248.75:4132

Attributes
  • auth_value

    b8d506fe48db15c38fb031d07f42d529

Targets

    • Target

      b9790f0c38383273e0c865a19bec1c927365ee7fd1fa4eb22c348df14a2b361b

    • Size

      1.1MB

    • MD5

      066875c3bccb8b03807c67bfe66e2d0b

    • SHA1

      88d3992ac8cbb0366912bcdc6bd3550bbe09ee07

    • SHA256

      b9790f0c38383273e0c865a19bec1c927365ee7fd1fa4eb22c348df14a2b361b

    • SHA512

      59ef742c87dec13ea7f73ea49513c76ce0c746fa5c65ee5cf2855d77b2025ce2fc846858d2c1bc0ec07d36c9d111a4ab20f94182fa24c2de0d3a276606607526

    • SSDEEP

      24576:pyK5JNix+8LxKHI3ojrqZLOupnX//Q9OPpmas9A4Rqd4+:cOJNix+cxGI4jrcOuRXQ9Ohy9cd

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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

    • 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

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks