General

  • Target

    e72524b767d99a436abbea479aadcb7588c1e7e498955432aca2a54344f7093a.exe

  • Size

    1.1MB

  • Sample

    230514-w991vada73

  • MD5

    fa3a9fafe32af96c9f3323c050e023f9

  • SHA1

    77f171ba85c5912ae322f1f7a325da7666a144b2

  • SHA256

    e72524b767d99a436abbea479aadcb7588c1e7e498955432aca2a54344f7093a

  • SHA512

    55715d706f5616539c739f16d11f44499f2c9047be8b6e1c8c380fa496cf3995a435227e3e42a3d7d3c246cb67a2c5761a88915fb4388ac221e2afbe294ffe5d

  • SSDEEP

    24576:iyVEZcUlxUe87T/1OD3XV7YvplG9Sum/F4NavGOEbj:JVEZ3lxUJTtODNYB1/FZvGP

Malware Config

Extracted

Family

redline

Botnet

luka

C2

185.161.248.75:4132

Attributes
  • auth_value

    44560bcd37d6bf076da309730fdb519a

Extracted

Family

redline

Botnet

terra

C2

185.161.248.75:4132

Attributes
  • auth_value

    60df3f535f8aa4e264f78041983592d2

Targets

    • Target

      e72524b767d99a436abbea479aadcb7588c1e7e498955432aca2a54344f7093a.exe

    • Size

      1.1MB

    • MD5

      fa3a9fafe32af96c9f3323c050e023f9

    • SHA1

      77f171ba85c5912ae322f1f7a325da7666a144b2

    • SHA256

      e72524b767d99a436abbea479aadcb7588c1e7e498955432aca2a54344f7093a

    • SHA512

      55715d706f5616539c739f16d11f44499f2c9047be8b6e1c8c380fa496cf3995a435227e3e42a3d7d3c246cb67a2c5761a88915fb4388ac221e2afbe294ffe5d

    • SSDEEP

      24576:iyVEZcUlxUe87T/1OD3XV7YvplG9Sum/F4NavGOEbj:JVEZ3lxUJTtODNYB1/FZvGP

    • 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