Overview

overview

10

Static

static

3

NursultanA...ck.exe

windows7-x64

10

NursultanA...ck.exe

windows10-2004-x64

10

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General

  • Target

    NursultanAlphaCrack.exe

  • Size

    3.4MB

  • Sample

    240726-yc13satcpe

  • MD5

    833fa3b83aa9acbef18b37d69f775b30

  • SHA1

    0d8bd9fef095137b5e879fb6a93b1b0bf17e5cb6

  • SHA256

    61863e7d60ce62d9f81bd9a138e1fcd3f0a4344340c2f9922908719a737dbb5d

  • SHA512

    4e4beba0fa0b32a3d9c386c53471b9f6634715543a639926c5a1b7e7137f70ac27cda146dca120b5ebba40ac592f4b0f2dcfb85964d2c9151c4b641bee044c87

  • SSDEEP

    49152:vMpBCM5f3l+R7eTma4aSE3U3WoalKVnZK0FImmOhJe8DbRhf1+ljL3BPhbIscphW:vMp8MBV+R7QKBralse+Lf8bIxwHw1DI

Score
10/10
dcratdiscoveryevasioninfostealerrat

Malware Config

Targets

    • Target

      NursultanAlphaCrack.exe

    • Size

      3.4MB

    • MD5

      833fa3b83aa9acbef18b37d69f775b30

    • SHA1

      0d8bd9fef095137b5e879fb6a93b1b0bf17e5cb6

    • SHA256

      61863e7d60ce62d9f81bd9a138e1fcd3f0a4344340c2f9922908719a737dbb5d

    • SHA512

      4e4beba0fa0b32a3d9c386c53471b9f6634715543a639926c5a1b7e7137f70ac27cda146dca120b5ebba40ac592f4b0f2dcfb85964d2c9151c4b641bee044c87

    • SSDEEP

      49152:vMpBCM5f3l+R7eTma4aSE3U3WoalKVnZK0FImmOhJe8DbRhf1+ljL3BPhbIscphW:vMp8MBV+R7QKBralse+Lf8bIxwHw1DI

    Score
    10/10
    dcratdiscoveryevasioninfostealerrat

    • DcRat

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

      ratinfostealerdcrat

    • 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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks