General

  • Target

    a9ec357c61e66523b2b1b94823f4ba2badb709e65e53c3b17b9d7aba80994513

  • Size

    533KB

  • Sample

    230331-yv4xdsda82

  • MD5

    4f9819a8794e661c6b99834ab13d7241

  • SHA1

    ec83bc38ead74600b5dfcf76c888308bc286d3d3

  • SHA256

    a9ec357c61e66523b2b1b94823f4ba2badb709e65e53c3b17b9d7aba80994513

  • SHA512

    b31a1bb817fc386c03835b769292d9ea09bc959e4221751f379c2bd552db1a71cb689937d71f017b568ef61e907992ca90515e0b152339709b52564a14735fad

  • SSDEEP

    12288:FMrWy90Vu1LnKJMmmJWWUe2Bej8j8aObVreUz7SZEP:byXLhmxJpIJbnaEP

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

spora

C2

176.113.115.145:4125

Attributes
  • auth_value

    441b39ab37774b2ca9931c31e1bc6071

Targets

    • Target

      a9ec357c61e66523b2b1b94823f4ba2badb709e65e53c3b17b9d7aba80994513

    • Size

      533KB

    • MD5

      4f9819a8794e661c6b99834ab13d7241

    • SHA1

      ec83bc38ead74600b5dfcf76c888308bc286d3d3

    • SHA256

      a9ec357c61e66523b2b1b94823f4ba2badb709e65e53c3b17b9d7aba80994513

    • SHA512

      b31a1bb817fc386c03835b769292d9ea09bc959e4221751f379c2bd552db1a71cb689937d71f017b568ef61e907992ca90515e0b152339709b52564a14735fad

    • SSDEEP

      12288:FMrWy90Vu1LnKJMmmJWWUe2Bej8j8aObVreUz7SZEP:byXLhmxJpIJbnaEP

    • 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