General

  • Target

    b1f603c293cf88d8344ffa6894e57459df07402cdb484c9e413fe25579b61cff

  • Size

    1.0MB

  • Sample

    230529-rck81acf3z

  • MD5

    de6d67be5ceb0599a9fce792d1a18d1d

  • SHA1

    3a6324bd1e88b80f59eada65aa8f2a72532b3688

  • SHA256

    b1f603c293cf88d8344ffa6894e57459df07402cdb484c9e413fe25579b61cff

  • SHA512

    d9bfc7a53ddbc8362119bce5981645f3fea22110343fa051c48de5d51f1093fa5e21b775eee2e38649c0bf1d3f5296b05b95ab382739bfebd42269ca12d80820

  • SSDEEP

    24576:eygRYqpzWJXdhH75uimCs8HmaYM1reh3+cFJMh6M:tWYqpSJXdl9uimCs8DDeh3N

Malware Config

Extracted

Family

redline

Botnet

lizsa

C2

83.97.73.127:19045

Attributes
  • auth_value

    44b0b71b36e78465dbdebb4ecfb78b77

Extracted

Family

redline

Botnet

metro

C2

83.97.73.127:19045

Attributes
  • auth_value

    f7fd4aa816bdbaad933b45b51d9b6b1a

Targets

    • Target

      b1f603c293cf88d8344ffa6894e57459df07402cdb484c9e413fe25579b61cff

    • Size

      1.0MB

    • MD5

      de6d67be5ceb0599a9fce792d1a18d1d

    • SHA1

      3a6324bd1e88b80f59eada65aa8f2a72532b3688

    • SHA256

      b1f603c293cf88d8344ffa6894e57459df07402cdb484c9e413fe25579b61cff

    • SHA512

      d9bfc7a53ddbc8362119bce5981645f3fea22110343fa051c48de5d51f1093fa5e21b775eee2e38649c0bf1d3f5296b05b95ab382739bfebd42269ca12d80820

    • SSDEEP

      24576:eygRYqpzWJXdhH75uimCs8HmaYM1reh3+cFJMh6M:tWYqpSJXdl9uimCs8DDeh3N

    • 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.

    • 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

2
T1112

Disabling Security Tools

1
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