General

  • Target

    02139799.exe

  • Size

    778KB

  • Sample

    230604-ndeaasca34

  • MD5

    0f6adab65efb1b4b7e3361b6d5415c4e

  • SHA1

    6dbc03f80e8e46f220ee03a86bea1bd3ea6ef5af

  • SHA256

    595dbaea0fe5ecf3efba5f23e318fa0ba52474a9a75a4c228533aea663aabf0a

  • SHA512

    78a3f2619189d798e2ee8ffda725a3183ac72eee26ce4d0e3a853b93fe6374ce376340b5d4e13da99d1509468596d884061d168f54ba1c77b138e934d1831c46

  • SSDEEP

    12288:WMrqy90imMwcscRdubvT/TxozKoIrGCeK3dzBOUnD6ATAwn+1NfZ:IyTmM48IbazmpM2/Tz+1H

Malware Config

Extracted

Family

redline

Botnet

dusa

C2

83.97.73.126:19046

Attributes
  • auth_value

    ee896466545fedf9de5406175fb82de5

Extracted

Family

redline

Botnet

brain

C2

83.97.73.126:19046

Attributes
  • auth_value

    5fb8269baadec0c49899b9a7a0c8851f

Targets

    • Target

      02139799.exe

    • Size

      778KB

    • MD5

      0f6adab65efb1b4b7e3361b6d5415c4e

    • SHA1

      6dbc03f80e8e46f220ee03a86bea1bd3ea6ef5af

    • SHA256

      595dbaea0fe5ecf3efba5f23e318fa0ba52474a9a75a4c228533aea663aabf0a

    • SHA512

      78a3f2619189d798e2ee8ffda725a3183ac72eee26ce4d0e3a853b93fe6374ce376340b5d4e13da99d1509468596d884061d168f54ba1c77b138e934d1831c46

    • SSDEEP

      12288:WMrqy90imMwcscRdubvT/TxozKoIrGCeK3dzBOUnD6ATAwn+1NfZ:IyTmM48IbazmpM2/Tz+1H

    • 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.

    • 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