General

  • Target

    656b3f00dfea4ebcf12f622be34ed7276e5a3eb5ad0147c42cd6b4ae979ec5c0

  • Size

    1.0MB

  • Sample

    230517-k95wcade3z

  • MD5

    cd95eb3cb1dedffb267a95f054ed2cf0

  • SHA1

    9ac3da2bcb73073033ceddf89a634f2c11b2c96b

  • SHA256

    656b3f00dfea4ebcf12f622be34ed7276e5a3eb5ad0147c42cd6b4ae979ec5c0

  • SHA512

    445b2b393528aac44a7b65501659c1c81b25e8355141402c48585cb75c70b821499ff96677639ca8259bf56066868b042530da70e251016812045c0cb671be57

  • SSDEEP

    24576:GyP/AP3ylA2cfvKYM5MlI+mS11Ge7fEfTwUtJe:V3xlJAv1tl1Qe7QTwU

Malware Config

Extracted

Family

redline

Botnet

musor

C2

185.161.248.25:4132

Attributes
  • auth_value

    b044e31277d21cb0a56d9461e5e741d5

Targets

    • Target

      656b3f00dfea4ebcf12f622be34ed7276e5a3eb5ad0147c42cd6b4ae979ec5c0

    • Size

      1.0MB

    • MD5

      cd95eb3cb1dedffb267a95f054ed2cf0

    • SHA1

      9ac3da2bcb73073033ceddf89a634f2c11b2c96b

    • SHA256

      656b3f00dfea4ebcf12f622be34ed7276e5a3eb5ad0147c42cd6b4ae979ec5c0

    • SHA512

      445b2b393528aac44a7b65501659c1c81b25e8355141402c48585cb75c70b821499ff96677639ca8259bf56066868b042530da70e251016812045c0cb671be57

    • SSDEEP

      24576:GyP/AP3ylA2cfvKYM5MlI+mS11Ge7fEfTwUtJe:V3xlJAv1tl1Qe7QTwU

    • 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