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General

  • Target

    1546405e25eaeb58fcef39a5baf9e6efb929a0ec0527fb923182748510b70c4c

  • Size

    3.8MB

  • Sample

    250215-xle18szjfz

  • MD5

    f095f48a0fc5d1369e1e9a33f30624cf

  • SHA1

    a87365138e7a92880051249411814562953a4307

  • SHA256

    1546405e25eaeb58fcef39a5baf9e6efb929a0ec0527fb923182748510b70c4c

  • SHA512

    c2707019659aeda30ad1fba0b639800a7cd966be8e55fbf5ea09b79608e5f930b99b68792f86904645616af7c30ea93587852c12c68ccc62028c296963b3a2e2

  • SSDEEP

    98304:ZsFwe8EuILKpQN0f7aePKtGBz/smtrm+2f/VSnGIm+LR4ZzK:FEoO0DaFGBz/sYK+2fIGImy

Malware Config

Extracted

Family

cryptbot

C2

http://home.elvnjj1sr.top/pekvtmslVrBVfMWtJqVA17

Targets

    • Target

      1546405e25eaeb58fcef39a5baf9e6efb929a0ec0527fb923182748510b70c4c

    • Size

      3.8MB

    • MD5

      f095f48a0fc5d1369e1e9a33f30624cf

    • SHA1

      a87365138e7a92880051249411814562953a4307

    • SHA256

      1546405e25eaeb58fcef39a5baf9e6efb929a0ec0527fb923182748510b70c4c

    • SHA512

      c2707019659aeda30ad1fba0b639800a7cd966be8e55fbf5ea09b79608e5f930b99b68792f86904645616af7c30ea93587852c12c68ccc62028c296963b3a2e2

    • SSDEEP

      98304:ZsFwe8EuILKpQN0f7aePKtGBz/smtrm+2f/VSnGIm+LR4ZzK:FEoO0DaFGBz/sYK+2fIGImy

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Cryptbot family

    • Enumerates VirtualBox registry keys

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks