General

  • Target

    f2a344483e0d55214184fa60ad1faf6d955e6b8b86fc030327fc0247b95c325c.exe

  • Size

    1.1MB

  • Sample

    230514-xa22madb34

  • MD5

    44b7f4e8b852d89c101a7d3e0606bb08

  • SHA1

    77a718a672f7d1787048bf17c3ad031ece6cc098

  • SHA256

    f2a344483e0d55214184fa60ad1faf6d955e6b8b86fc030327fc0247b95c325c

  • SHA512

    8d04a40af4f4b035f4e3f93ecba4f3be19c60aae767ed90715d5a8f6fb725e2d4d3688f47290b0741a0e261b1135ea6738ebc7a223f90aa9153f557e37821f39

  • SSDEEP

    24576:7y4BVAyBElkpv/3IAuBE5afICju2NyvJzBsPM4uSxAIWTRkt+9:u4TyWpv/YAaNfPZNyRzBsPzxaTR

Malware Config

Extracted

Family

redline

Botnet

derek

C2

185.161.248.75:4132

Attributes
  • auth_value

    c7030724b2b40537db5ba680b1d82ed2

Extracted

Family

redline

Botnet

warum

C2

185.161.248.75:4132

Attributes
  • auth_value

    0bdb2dda91dadc65f555dee088a6a2a4

Targets

    • Target

      f2a344483e0d55214184fa60ad1faf6d955e6b8b86fc030327fc0247b95c325c.exe

    • Size

      1.1MB

    • MD5

      44b7f4e8b852d89c101a7d3e0606bb08

    • SHA1

      77a718a672f7d1787048bf17c3ad031ece6cc098

    • SHA256

      f2a344483e0d55214184fa60ad1faf6d955e6b8b86fc030327fc0247b95c325c

    • SHA512

      8d04a40af4f4b035f4e3f93ecba4f3be19c60aae767ed90715d5a8f6fb725e2d4d3688f47290b0741a0e261b1135ea6738ebc7a223f90aa9153f557e37821f39

    • SSDEEP

      24576:7y4BVAyBElkpv/3IAuBE5afICju2NyvJzBsPM4uSxAIWTRkt+9:u4TyWpv/YAaNfPZNyRzBsPzxaTR

    • 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