General

  • Target

    bd57c9f6dadc4c62d7208db52f903c29aea6ff09f400cfa75a9851cc1aea427f.exe

  • Size

    1.1MB

  • Sample

    230514-w525fafa6w

  • MD5

    fef72ed0c28324f57f3a09d92548a3eb

  • SHA1

    6a211cfc6e59271f646556c907a3c429488b0379

  • SHA256

    bd57c9f6dadc4c62d7208db52f903c29aea6ff09f400cfa75a9851cc1aea427f

  • SHA512

    8a3502e4d1ad4a740978aecda4f05179da9b67b46e89d4560689150850b842b4a11457abb5b238ffd467dbd4974d8dbd3cd4bf4ad60ccc353c590b21cfcda158

  • SSDEEP

    24576:iyIqgI30kxLFZ7wEm6e5r/gLvfkb8AEYumxw51iK/3o41Hx/tdfRq9jxvjx:JIqgIdxLfUEmjrQ0zEks17/B1H5t3GFj

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

      bd57c9f6dadc4c62d7208db52f903c29aea6ff09f400cfa75a9851cc1aea427f.exe

    • Size

      1.1MB

    • MD5

      fef72ed0c28324f57f3a09d92548a3eb

    • SHA1

      6a211cfc6e59271f646556c907a3c429488b0379

    • SHA256

      bd57c9f6dadc4c62d7208db52f903c29aea6ff09f400cfa75a9851cc1aea427f

    • SHA512

      8a3502e4d1ad4a740978aecda4f05179da9b67b46e89d4560689150850b842b4a11457abb5b238ffd467dbd4974d8dbd3cd4bf4ad60ccc353c590b21cfcda158

    • SSDEEP

      24576:iyIqgI30kxLFZ7wEm6e5r/gLvfkb8AEYumxw51iK/3o41Hx/tdfRq9jxvjx:JIqgIdxLfUEmjrQ0zEks17/B1H5t3GFj

    • 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