General

  • Target

    VanillaRat.exe

  • Size

    1003KB

  • Sample

    241116-vl3fesyras

  • MD5

    63e695a3ac69b33207847c37501dc89c

  • SHA1

    bff6478ffc46201baff8b4e3f8151538a3099ef8

  • SHA256

    7910204165b5361c5f022e7c8ce510d2947d850f651d4e85f8731d963409e789

  • SHA512

    eab4d8e5e0631d1d5dd1a1f2c5f48372fae6143e4a51af3a3ee29fb5b70895a06018589c78c2f2606c6603a777dee5e7b5f29cb4a06f0289f01c287e7a27ab1f

  • SSDEEP

    24576:og59nzOn6RU0rAxGLytABzMjhiZwxbRFXV9VLGIMD:og59ynbvxGLytA2bbFLV

Malware Config

Targets

    • Target

      VanillaRat.exe

    • Size

      1003KB

    • MD5

      63e695a3ac69b33207847c37501dc89c

    • SHA1

      bff6478ffc46201baff8b4e3f8151538a3099ef8

    • SHA256

      7910204165b5361c5f022e7c8ce510d2947d850f651d4e85f8731d963409e789

    • SHA512

      eab4d8e5e0631d1d5dd1a1f2c5f48372fae6143e4a51af3a3ee29fb5b70895a06018589c78c2f2606c6603a777dee5e7b5f29cb4a06f0289f01c287e7a27ab1f

    • SSDEEP

      24576:og59nzOn6RU0rAxGLytABzMjhiZwxbRFXV9VLGIMD:og59ynbvxGLytA2bbFLV

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • 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.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

MITRE ATT&CK Enterprise v15

Tasks