General

  • Target

    5c37be0332359367e1aaaf6976848edea45dced2e170b2750df1bd7c2c051a17

  • Size

    1.1MB

  • Sample

    230514-z39chsfh3z

  • MD5

    f9771ce7a3968bfd4896ad83fcbc4fde

  • SHA1

    f554541c528a0fcd4b9ee3793f20a02de5afb50a

  • SHA256

    5c37be0332359367e1aaaf6976848edea45dced2e170b2750df1bd7c2c051a17

  • SHA512

    0cbdbfc8ce10d0b4d6b2ff65ff8fa43a93cd37e51ff8771538acf74e4b3350877e7563ad914dd48a0366f1b5b6ca3df1b43cd0c7c405225fb550a0e4581ed84f

  • SSDEEP

    24576:9y9YMSy+ubPGgDbzT3N6vuA93weAwjM4sJmC/8P/Se:YCyXPTDPT3IvuA9P7sJmeM

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

      5c37be0332359367e1aaaf6976848edea45dced2e170b2750df1bd7c2c051a17

    • Size

      1.1MB

    • MD5

      f9771ce7a3968bfd4896ad83fcbc4fde

    • SHA1

      f554541c528a0fcd4b9ee3793f20a02de5afb50a

    • SHA256

      5c37be0332359367e1aaaf6976848edea45dced2e170b2750df1bd7c2c051a17

    • SHA512

      0cbdbfc8ce10d0b4d6b2ff65ff8fa43a93cd37e51ff8771538acf74e4b3350877e7563ad914dd48a0366f1b5b6ca3df1b43cd0c7c405225fb550a0e4581ed84f

    • SSDEEP

      24576:9y9YMSy+ubPGgDbzT3N6vuA93weAwjM4sJmC/8P/Se:YCyXPTDPT3IvuA9P7sJmeM

    • 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

    • 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