General

  • Target

    e1c1f35c0befb6a2e46e18b28ad1f0b9dcf963706aa0d78e26e2aa76fc93c65f.exe

  • Size

    1.1MB

  • Sample

    230514-w9bhaada52

  • MD5

    98cebeb25287cf800b65ac09103b0356

  • SHA1

    58f7c5ec8c8ecd702f54c231a1c7424bf845f5cd

  • SHA256

    e1c1f35c0befb6a2e46e18b28ad1f0b9dcf963706aa0d78e26e2aa76fc93c65f

  • SHA512

    45e5c66d294e4c1214b573ee07b3b555a433946d4b8e1272389e1a2389443fd7a544b39aa726964e89ca74acd3b73b0522b0c37847af369f6fbf544b95df60ec

  • SSDEEP

    24576:XyFmFokEzYUsXzvMUdCdKrxYDSX+RB5v5I8Gr:imokcVuMUUKR+

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

      e1c1f35c0befb6a2e46e18b28ad1f0b9dcf963706aa0d78e26e2aa76fc93c65f.exe

    • Size

      1.1MB

    • MD5

      98cebeb25287cf800b65ac09103b0356

    • SHA1

      58f7c5ec8c8ecd702f54c231a1c7424bf845f5cd

    • SHA256

      e1c1f35c0befb6a2e46e18b28ad1f0b9dcf963706aa0d78e26e2aa76fc93c65f

    • SHA512

      45e5c66d294e4c1214b573ee07b3b555a433946d4b8e1272389e1a2389443fd7a544b39aa726964e89ca74acd3b73b0522b0c37847af369f6fbf544b95df60ec

    • SSDEEP

      24576:XyFmFokEzYUsXzvMUdCdKrxYDSX+RB5v5I8Gr:imokcVuMUUKR+

    • 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