General

  • Target

    e03b86bc84c531818f8eaad35840c0770c162f23cb38df88e50f146afa12f680

  • Size

    1.1MB

  • Sample

    230514-zljqjade75

  • MD5

    2ff6385e8685be8b36c11e6fe3ff9c3d

  • SHA1

    fc56f623299cd0eedd14478e5b0e021eda2ad712

  • SHA256

    e03b86bc84c531818f8eaad35840c0770c162f23cb38df88e50f146afa12f680

  • SHA512

    62107271d1fb3712356afd9210f83c78a84215284feabe39ac358dc75267cfeabf7cfaa841fa69cc05c4c39db34790a7286e945912d978e372b8fdfc93d3f9e2

  • SSDEEP

    24576:hyf/0lIoEsLJjxgOOv2NRXpGVNS5hZuOe/pvkXaVLnuHRr:Uf2RVxgOOaZGV45hYd/pLju

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

      e03b86bc84c531818f8eaad35840c0770c162f23cb38df88e50f146afa12f680

    • Size

      1.1MB

    • MD5

      2ff6385e8685be8b36c11e6fe3ff9c3d

    • SHA1

      fc56f623299cd0eedd14478e5b0e021eda2ad712

    • SHA256

      e03b86bc84c531818f8eaad35840c0770c162f23cb38df88e50f146afa12f680

    • SHA512

      62107271d1fb3712356afd9210f83c78a84215284feabe39ac358dc75267cfeabf7cfaa841fa69cc05c4c39db34790a7286e945912d978e372b8fdfc93d3f9e2

    • SSDEEP

      24576:hyf/0lIoEsLJjxgOOv2NRXpGVNS5hZuOe/pvkXaVLnuHRr:Uf2RVxgOOaZGV45hYd/pLju

    • 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