General

  • Target

    990717506c4c481efc7f30d3b6a9dd16f4fc46115d33870de2cf43bb26a92f20

  • Size

    1.1MB

  • Sample

    230514-17kqdsdg47

  • MD5

    7a4707fd231c51d495c96ece8bb74a80

  • SHA1

    5a389eaf12553acf938b83907a611091df21b07f

  • SHA256

    990717506c4c481efc7f30d3b6a9dd16f4fc46115d33870de2cf43bb26a92f20

  • SHA512

    0661fe09a8a327055ee9f3d1723726bd8ee5af268bbc082b035b67ff012a861745cf2fea89cae0af993bbae8d7516969c79ea28f9c0648316325591621b0ec1e

  • SSDEEP

    24576:Ey0VzWVGSDJ9grgMseycJueP00LOnFWIMX1N:TmzWVG2Jqbse9J7qfM

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

      990717506c4c481efc7f30d3b6a9dd16f4fc46115d33870de2cf43bb26a92f20

    • Size

      1.1MB

    • MD5

      7a4707fd231c51d495c96ece8bb74a80

    • SHA1

      5a389eaf12553acf938b83907a611091df21b07f

    • SHA256

      990717506c4c481efc7f30d3b6a9dd16f4fc46115d33870de2cf43bb26a92f20

    • SHA512

      0661fe09a8a327055ee9f3d1723726bd8ee5af268bbc082b035b67ff012a861745cf2fea89cae0af993bbae8d7516969c79ea28f9c0648316325591621b0ec1e

    • SSDEEP

      24576:Ey0VzWVGSDJ9grgMseycJueP00LOnFWIMX1N:TmzWVG2Jqbse9J7qfM

    • 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