General

  • Target

    8454d7202d5af84cfb53d16035bfe95b6bc4cf7dd070e8a05c9318fd20638e3b

  • Size

    546KB

  • Sample

    230324-bmdznsbc73

  • MD5

    f71d5046dc7515988d67029c47b24156

  • SHA1

    34723943a661c1a1e3ee7a036ebf5d50a7138868

  • SHA256

    8454d7202d5af84cfb53d16035bfe95b6bc4cf7dd070e8a05c9318fd20638e3b

  • SHA512

    ef6797635abc7d035088cb0be615e13d5ef72040fe34f1838889bbfdb6e80afd7284a3270b936c85fe8a09cc1f073be746b3b592cc14d99aa65231507e00be26

  • SSDEEP

    12288:1Mroy90TDKaiYwSt9nm6nysjPstSwLQUvx/K/nH+RhJpccX:xy4YStFdklTvx/7RhJvX

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

      8454d7202d5af84cfb53d16035bfe95b6bc4cf7dd070e8a05c9318fd20638e3b

    • Size

      546KB

    • MD5

      f71d5046dc7515988d67029c47b24156

    • SHA1

      34723943a661c1a1e3ee7a036ebf5d50a7138868

    • SHA256

      8454d7202d5af84cfb53d16035bfe95b6bc4cf7dd070e8a05c9318fd20638e3b

    • SHA512

      ef6797635abc7d035088cb0be615e13d5ef72040fe34f1838889bbfdb6e80afd7284a3270b936c85fe8a09cc1f073be746b3b592cc14d99aa65231507e00be26

    • SSDEEP

      12288:1Mroy90TDKaiYwSt9nm6nysjPstSwLQUvx/K/nH+RhJpccX:xy4YStFdklTvx/7RhJvX

    • 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