General

  • Target

    c23d95a329ffc5e26037fd29477b63e159942aed597e92b00b20636c75871511

  • Size

    1.1MB

  • Sample

    230514-2fbtvaga9x

  • MD5

    c2e31e37682a18001130929aa51d3609

  • SHA1

    79feebd02d593974a450e781ed2815db3c469cbe

  • SHA256

    c23d95a329ffc5e26037fd29477b63e159942aed597e92b00b20636c75871511

  • SHA512

    a8be9d56681c08af143226155ffa88f05bcf1a72316be34b3b2d4139ee850b98c1809af9d1eaeec416eceb3d5069a426e7ae4450b51a77b76d32e6ee23bac42c

  • SSDEEP

    24576:Gyc8f3glxtf1RQgqQqw8uVEIoMar7zGchSxdjd57rG:Vc8W/1RQvQGuSVr7CESvd57

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

      c23d95a329ffc5e26037fd29477b63e159942aed597e92b00b20636c75871511

    • Size

      1.1MB

    • MD5

      c2e31e37682a18001130929aa51d3609

    • SHA1

      79feebd02d593974a450e781ed2815db3c469cbe

    • SHA256

      c23d95a329ffc5e26037fd29477b63e159942aed597e92b00b20636c75871511

    • SHA512

      a8be9d56681c08af143226155ffa88f05bcf1a72316be34b3b2d4139ee850b98c1809af9d1eaeec416eceb3d5069a426e7ae4450b51a77b76d32e6ee23bac42c

    • SSDEEP

      24576:Gyc8f3glxtf1RQgqQqw8uVEIoMar7zGchSxdjd57rG:Vc8W/1RQvQGuSVr7CESvd57

    • 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