General

  • Target

    bbc40e89a87a7073e8bf7c3729fdfa36c649ad9151d79565e2682beb8b9b1cb9

  • Size

    1.1MB

  • Sample

    230514-h4sbysdd4x

  • MD5

    6474168bfaf6e0ea0f01b4ac096d3d75

  • SHA1

    1d197435730b10f99053829fc3d0d01e28629210

  • SHA256

    bbc40e89a87a7073e8bf7c3729fdfa36c649ad9151d79565e2682beb8b9b1cb9

  • SHA512

    99b8093b8a61d3606cce1aac9f344004763b33ae46a56e79cb8738a37d17b1f9840b37d9da7a88db15e6457274f43b2efe1b606753b9d029f6725b8f905500a3

  • SSDEEP

    24576:IywTkLN2wT5IUD8P+7IiW6IyZshzx7Im3jaxk3auUIwalo5ADyjc9Y9xKm:PwTkJ2w6Uo+0iHZsJxXWxkZksoqoX2

Malware Config

Extracted

Family

redline

Botnet

luka

C2

185.161.248.75:4132

Attributes
  • auth_value

    44560bcd37d6bf076da309730fdb519a

Extracted

Family

redline

Botnet

terra

C2

185.161.248.75:4132

Attributes
  • auth_value

    60df3f535f8aa4e264f78041983592d2

Targets

    • Target

      bbc40e89a87a7073e8bf7c3729fdfa36c649ad9151d79565e2682beb8b9b1cb9

    • Size

      1.1MB

    • MD5

      6474168bfaf6e0ea0f01b4ac096d3d75

    • SHA1

      1d197435730b10f99053829fc3d0d01e28629210

    • SHA256

      bbc40e89a87a7073e8bf7c3729fdfa36c649ad9151d79565e2682beb8b9b1cb9

    • SHA512

      99b8093b8a61d3606cce1aac9f344004763b33ae46a56e79cb8738a37d17b1f9840b37d9da7a88db15e6457274f43b2efe1b606753b9d029f6725b8f905500a3

    • SSDEEP

      24576:IywTkLN2wT5IUD8P+7IiW6IyZshzx7Im3jaxk3auUIwalo5ADyjc9Y9xKm:PwTkJ2w6Uo+0iHZsJxXWxkZksoqoX2

    • 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