General

  • Target

    04502099.exe

  • Size

    793KB

  • Sample

    230603-khaacsgb67

  • MD5

    9a385ea38c98db7a97bb1e5aebaee8d3

  • SHA1

    6f7b4d69ff685bbb3489adee6d48d0cfee0773ac

  • SHA256

    39740827e594c8abe8feb0bd2684ef4ff059cff1a78cfdf44246d4cffca497fc

  • SHA512

    fbaa42242424925ec061ea00138f0402960c27b323194d089bf3a5a67376189d750910ba3c4ec03cf24fbc530b4488f6c82bb82e10514a486477c2144bbf7783

  • SSDEEP

    12288:ZMrjy905pfXb9yj0cxgoyBytQ+zh0oEl2SkDwo92GL4HWEDgKCOZ9:Wym9OY2QQGo+2SOw2qWbKv

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.126:19046

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Extracted

Family

redline

Botnet

metro

C2

83.97.73.126:19046

Attributes
  • auth_value

    f7fd4aa816bdbaad933b45b51d9b6b1a

Targets

    • Target

      04502099.exe

    • Size

      793KB

    • MD5

      9a385ea38c98db7a97bb1e5aebaee8d3

    • SHA1

      6f7b4d69ff685bbb3489adee6d48d0cfee0773ac

    • SHA256

      39740827e594c8abe8feb0bd2684ef4ff059cff1a78cfdf44246d4cffca497fc

    • SHA512

      fbaa42242424925ec061ea00138f0402960c27b323194d089bf3a5a67376189d750910ba3c4ec03cf24fbc530b4488f6c82bb82e10514a486477c2144bbf7783

    • SSDEEP

      12288:ZMrjy905pfXb9yj0cxgoyBytQ+zh0oEl2SkDwo92GL4HWEDgKCOZ9:Wym9OY2QQGo+2SOw2qWbKv

    • 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