General

  • Target

    86968.exe

  • Size

    1.0MB

  • Sample

    230521-kd568sha35

  • MD5

    d60de70194d08e3ce89c929648b80ac2

  • SHA1

    93138fcb8dce6241b81a3eea01d9dab43d950f1c

  • SHA256

    a6505a14f33cee63d607b878834968c9a18b5f36676c40ead24df96e13ea54f2

  • SHA512

    fe1aedee8ed77c83bdc19e4919d60d555639117a1daf5c52a2932c3ef06901a892e9c6de5e98f3e58b1bd182c564e9c51a918d874a9b877055e8cf826bf95439

  • SSDEEP

    12288:uMrVy90oc+qEuY+xymS2fuuFMF9snGRqvoNPng0cxuG3jAEuBKmU8tXCxOuNYzT:7ygcJm31F6uuqABgFIGRmXQuzTbKVZb

Malware Config

Extracted

Family

redline

Botnet

mixa

C2

185.161.248.37:4138

Attributes
  • auth_value

    9d14534b25ac495ab25b59800acf3bb2

Targets

    • Target

      86968.exe

    • Size

      1.0MB

    • MD5

      d60de70194d08e3ce89c929648b80ac2

    • SHA1

      93138fcb8dce6241b81a3eea01d9dab43d950f1c

    • SHA256

      a6505a14f33cee63d607b878834968c9a18b5f36676c40ead24df96e13ea54f2

    • SHA512

      fe1aedee8ed77c83bdc19e4919d60d555639117a1daf5c52a2932c3ef06901a892e9c6de5e98f3e58b1bd182c564e9c51a918d874a9b877055e8cf826bf95439

    • SSDEEP

      12288:uMrVy90oc+qEuY+xymS2fuuFMF9snGRqvoNPng0cxuG3jAEuBKmU8tXCxOuNYzT:7ygcJm31F6uuqABgFIGRmXQuzTbKVZb

    • 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