General

  • Target

    ef48c240d1a67e93969aba12340d03dfec37a2ba656e12cfd4951469ee23ed3e.exe

  • Size

    1.1MB

  • Sample

    230514-xabvfafc6v

  • MD5

    8647cf489772ee07ce5cf09158e72d53

  • SHA1

    9dcb18f6bdd500dbc6c4523a1062f1bf15ca0503

  • SHA256

    ef48c240d1a67e93969aba12340d03dfec37a2ba656e12cfd4951469ee23ed3e

  • SHA512

    a58e8fcf149c380304358b7edc4b2afec38b3e1948a50cee4a0c16f54e021192cb2d145dd9fe2664093968da3f35bdb8b928067fe4e115b87d984494a6973eba

  • SSDEEP

    24576:wyyUmkp2roJ885ttaG/oQdamG3n0ynyICg1VP4qIRw1Pw:3Zm5rgl8SdamGXbXzPzIK

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

      ef48c240d1a67e93969aba12340d03dfec37a2ba656e12cfd4951469ee23ed3e.exe

    • Size

      1.1MB

    • MD5

      8647cf489772ee07ce5cf09158e72d53

    • SHA1

      9dcb18f6bdd500dbc6c4523a1062f1bf15ca0503

    • SHA256

      ef48c240d1a67e93969aba12340d03dfec37a2ba656e12cfd4951469ee23ed3e

    • SHA512

      a58e8fcf149c380304358b7edc4b2afec38b3e1948a50cee4a0c16f54e021192cb2d145dd9fe2664093968da3f35bdb8b928067fe4e115b87d984494a6973eba

    • SSDEEP

      24576:wyyUmkp2roJ885ttaG/oQdamG3n0ynyICg1VP4qIRw1Pw:3Zm5rgl8SdamGXbXzPzIK

    • 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