General

  • Target

    dfe3d03a7fd66de5824526dab3b478b6f1b374ba2e53a064fb8ed6e05f1e45ea

  • Size

    1.1MB

  • Sample

    230514-v2957scf27

  • MD5

    4a2b48362328247aa3fa2a231ef3d916

  • SHA1

    1cfa3b822ff725bded765ecd61858569001c29d2

  • SHA256

    dfe3d03a7fd66de5824526dab3b478b6f1b374ba2e53a064fb8ed6e05f1e45ea

  • SHA512

    0f36addd5dfa0cfbbfa810bb8f6ceb6b13834650648cf7e4e1316f22ce23770471563e0da313fdc892a38a0e5dcda6a9db0539572aa67e1f0159cd9873bdc8b8

  • SSDEEP

    24576:+y32UfDCdqurKP4ygqOHj+YUkUB51TQti7yKlQ4OL:NGwD+queP4ygqej+YU1H1ci7na

Malware Config

Extracted

Family

redline

Botnet

messi

C2

185.161.248.75:4132

Attributes
  • auth_value

    b602b28664bb738e322d37baab91db28

Extracted

Family

redline

Botnet

warum

C2

185.161.248.75:4132

Attributes
  • auth_value

    0bdb2dda91dadc65f555dee088a6a2a4

Targets

    • Target

      dfe3d03a7fd66de5824526dab3b478b6f1b374ba2e53a064fb8ed6e05f1e45ea

    • Size

      1.1MB

    • MD5

      4a2b48362328247aa3fa2a231ef3d916

    • SHA1

      1cfa3b822ff725bded765ecd61858569001c29d2

    • SHA256

      dfe3d03a7fd66de5824526dab3b478b6f1b374ba2e53a064fb8ed6e05f1e45ea

    • SHA512

      0f36addd5dfa0cfbbfa810bb8f6ceb6b13834650648cf7e4e1316f22ce23770471563e0da313fdc892a38a0e5dcda6a9db0539572aa67e1f0159cd9873bdc8b8

    • SSDEEP

      24576:+y32UfDCdqurKP4ygqOHj+YUkUB51TQti7yKlQ4OL:NGwD+queP4ygqej+YU1H1ci7na

    • 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