General

  • Target

    d4dc7c680d5f51c46cf9e481bb985983751568bff4e7ce9dec1ad4367456862d.exe

  • Size

    1.1MB

  • Sample

    230514-w79bjach67

  • MD5

    09a7acba9e74b90cef8fb48077fd5396

  • SHA1

    e85b6eb2daad2f61139011f09099b9a021fee850

  • SHA256

    d4dc7c680d5f51c46cf9e481bb985983751568bff4e7ce9dec1ad4367456862d

  • SHA512

    0d0417490813b3abd4bcab020dacc5b662847cc966b45ee8425a7fd6e42c491067e28d622f127d4e7bffbd4721f2b886d67ea4933ef6afa6ae5a5c0b1b58f24a

  • SSDEEP

    24576:Oyldwi07edqq+oiOOm+ajNa7c4jWBRQdVhCMDIU7eH:d67eUqBi8NjUvj6jRV

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

      d4dc7c680d5f51c46cf9e481bb985983751568bff4e7ce9dec1ad4367456862d.exe

    • Size

      1.1MB

    • MD5

      09a7acba9e74b90cef8fb48077fd5396

    • SHA1

      e85b6eb2daad2f61139011f09099b9a021fee850

    • SHA256

      d4dc7c680d5f51c46cf9e481bb985983751568bff4e7ce9dec1ad4367456862d

    • SHA512

      0d0417490813b3abd4bcab020dacc5b662847cc966b45ee8425a7fd6e42c491067e28d622f127d4e7bffbd4721f2b886d67ea4933ef6afa6ae5a5c0b1b58f24a

    • SSDEEP

      24576:Oyldwi07edqq+oiOOm+ajNa7c4jWBRQdVhCMDIU7eH:d67eUqBi8NjUvj6jRV

    • 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