General

  • Target

    1b76ccded7e21cc81c82d211cfbde5a461ebf53d005cf1208088b3b5d42b8535

  • Size

    767KB

  • Sample

    230608-ky77bsdd77

  • MD5

    a8c0a9b362ddff388fe3b2b536e812ff

  • SHA1

    073c7ec3d8e23b073afc318f1820a1602866b743

  • SHA256

    1b76ccded7e21cc81c82d211cfbde5a461ebf53d005cf1208088b3b5d42b8535

  • SHA512

    f175d17f1c9925d0459681ad4e72df7c9e6d0de7eb5da553a40ff5242512c84db14bd1c8da623e83f8e8bb454bde3c20982694a66693559922a7d0d441151b9e

  • SSDEEP

    12288:wMrzy90CSX+GrPb7oJTp1TAfbsDr3CgA1v0cpoR87A3/DPWEeHdAuj8B:Tyzk+0Pb7UzysfCgAdZoRkcDPfodf8B

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.129:19068

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Extracted

Family

redline

Botnet

sheron

C2

83.97.73.129:19068

Attributes
  • auth_value

    2d067e7e2372227d3a03b335260112e9

Targets

    • Target

      1b76ccded7e21cc81c82d211cfbde5a461ebf53d005cf1208088b3b5d42b8535

    • Size

      767KB

    • MD5

      a8c0a9b362ddff388fe3b2b536e812ff

    • SHA1

      073c7ec3d8e23b073afc318f1820a1602866b743

    • SHA256

      1b76ccded7e21cc81c82d211cfbde5a461ebf53d005cf1208088b3b5d42b8535

    • SHA512

      f175d17f1c9925d0459681ad4e72df7c9e6d0de7eb5da553a40ff5242512c84db14bd1c8da623e83f8e8bb454bde3c20982694a66693559922a7d0d441151b9e

    • SSDEEP

      12288:wMrzy90CSX+GrPb7oJTp1TAfbsDr3CgA1v0cpoR87A3/DPWEeHdAuj8B:Tyzk+0Pb7UzysfCgAdZoRkcDPfodf8B

    • 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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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