General

  • Target

    payment226.exe

  • Size

    1.0MB

  • Sample

    230521-m3fc8acc8x

  • MD5

    d7cb42ae29cbc5f3ca89fb20cae4547d

  • SHA1

    1d9a96fb48e3794a827dfa7752666f0a95bc67b2

  • SHA256

    fe66f2abd56721c78d553cdad139cf9e50848ff00ce8cb1681d14f3f8c199b92

  • SHA512

    e42cd1595f801789a4ba5d12a7a5a927bae439ddc6f9991c22174197420463e01acde3224a0d4fd414f90143d234b11f08040eb955c4de557fcc2f270090a069

  • SSDEEP

    24576:0yupw3QHlfzAqVIzmF9dWrnVZrcdqVVZ:DowSAqiSF9dAnVpcdqV

Malware Config

Extracted

Family

redline

Botnet

diza

C2

185.161.248.37:4138

Attributes
  • auth_value

    0d09b419c8bc967f91c68be4a17e92ee

Targets

    • Target

      payment226.exe

    • Size

      1.0MB

    • MD5

      d7cb42ae29cbc5f3ca89fb20cae4547d

    • SHA1

      1d9a96fb48e3794a827dfa7752666f0a95bc67b2

    • SHA256

      fe66f2abd56721c78d553cdad139cf9e50848ff00ce8cb1681d14f3f8c199b92

    • SHA512

      e42cd1595f801789a4ba5d12a7a5a927bae439ddc6f9991c22174197420463e01acde3224a0d4fd414f90143d234b11f08040eb955c4de557fcc2f270090a069

    • SSDEEP

      24576:0yupw3QHlfzAqVIzmF9dWrnVZrcdqVVZ:DowSAqiSF9dAnVpcdqV

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • 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 Enterprise v6

Tasks