Overview

overview

10

Static

static

10

5266940f1d...11.exe

windows7-x64

10

5266940f1d...11.exe

windows10-2004-x64

10

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General

  • Target

    5266940f1d58cb7f3d98c63414712311.exe

  • Size

    3.3MB

  • Sample

    240627-xn7t2avhlh

  • MD5

    5266940f1d58cb7f3d98c63414712311

  • SHA1

    0fb7dd6ebd24a5224d27b982b419936cda54acfa

  • SHA256

    533c1f6d82962094e076116e5eaf643dd440eff83861ccf26334bc553fb6d129

  • SHA512

    2fff58458c6d066eeb1bf4ab4ffcd001c313871f431af59580f607041be6c85262532ade4f0a835df879411f1905ce60ca3facd708e3aef89189cfbd81850a25

  • SSDEEP

    49152:PbA35t4f/APjlSPuaUxdDyixWPcjQ5ZkG+4sv3fOyybpZ+4rDgU+Zf1:PbO4AP5W3Ujrxjc5Z7hPz/3rUz1

Score
10/10
dcratevasioninfostealerpersistencerat

Malware Config

Targets

    • Target

      5266940f1d58cb7f3d98c63414712311.exe

    • Size

      3.3MB

    • MD5

      5266940f1d58cb7f3d98c63414712311

    • SHA1

      0fb7dd6ebd24a5224d27b982b419936cda54acfa

    • SHA256

      533c1f6d82962094e076116e5eaf643dd440eff83861ccf26334bc553fb6d129

    • SHA512

      2fff58458c6d066eeb1bf4ab4ffcd001c313871f431af59580f607041be6c85262532ade4f0a835df879411f1905ce60ca3facd708e3aef89189cfbd81850a25

    • SSDEEP

      49152:PbA35t4f/APjlSPuaUxdDyixWPcjQ5ZkG+4sv3fOyybpZ+4rDgU+Zf1:PbO4AP5W3Ujrxjc5Z7hPz/3rUz1

    Score
    10/10
    dcratevasioninfostealerpersistencerat

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

      ratinfostealerdcrat

    • Modifies WinLogon for persistence

      persistence

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

      rat

    • Disables Task Manager via registry modification

      evasion

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks