General

  • Target

    048eede7e4b12dfe61d77fa97f936700_NeikiAnalytics

  • Size

    89KB

  • Sample

    240515-vcadaaae56

  • MD5

    048eede7e4b12dfe61d77fa97f936700

  • SHA1

    7095d2cc5bc4753b129b6cbb5ea777f9db539bff

  • SHA256

    04f5de46cb40a4157f8d41e92a29727f27252065164da929dda8d07ca1097877

  • SHA512

    b6b8e3028d892e08d191694f6bf8122998e411554812be1fc89e5b57f240c295017b36d63d257e0f82a701208e130cd5ad9f412265326328243493ddb64dd221

  • SSDEEP

    1536:3r7ftfkS5g9YOms+gZcQipICdXkNDqLLZX9lItVGL++eIOlnToIfZwVZxOy:3nFfHgTWmCRkGbKGLeNTBfZG/

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://github.com/maksimka132/TOCHNONERATKA/raw/main/creal.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://github.com/maksimka132/TOCHNONERATKA/raw/main/Umbral.exe

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://github.com/maksimka132/TOCHNONERATKA/raw/main/everything.exe

Targets

    • Target

      048eede7e4b12dfe61d77fa97f936700_NeikiAnalytics

    • Size

      89KB

    • MD5

      048eede7e4b12dfe61d77fa97f936700

    • SHA1

      7095d2cc5bc4753b129b6cbb5ea777f9db539bff

    • SHA256

      04f5de46cb40a4157f8d41e92a29727f27252065164da929dda8d07ca1097877

    • SHA512

      b6b8e3028d892e08d191694f6bf8122998e411554812be1fc89e5b57f240c295017b36d63d257e0f82a701208e130cd5ad9f412265326328243493ddb64dd221

    • SSDEEP

      1536:3r7ftfkS5g9YOms+gZcQipICdXkNDqLLZX9lItVGL++eIOlnToIfZwVZxOy:3nFfHgTWmCRkGbKGLeNTBfZG/

    • DcRat

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

    • Detect Umbral payload

    • Process spawned unexpected child process

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

    • Umbral

      Umbral stealer is an opensource moduler stealer written in C#.

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Drops startup file

    • 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

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Enterprise v15

Tasks