General

  • Target

    InternalLoader v2.exe

  • Size

    955KB

  • Sample

    240530-ng33tsgd62

  • MD5

    94f798a6cc5738e8924c9c0b3d2abb1e

  • SHA1

    5714cb7b382dab9977c99c94294561bc42d3166e

  • SHA256

    66f635bf805463c4a83b969ac8d4cc563b2feadaea0460dc22c5f53be72a9223

  • SHA512

    7b301bddf5d8a3602805754dc995bb4ee88c957b1029e3a17a0ed10d85cc60b1c603a8953a521cae283c39e2ecf69e1253db92cc89dacd46a45d2c72837ce0e4

  • SSDEEP

    24576:duDXTIGaPhEYzUzA0qxUAUBqG8DCRG7F9V5:ADjlabwz9M7WRG59V5

Malware Config

Extracted

Family

xenorat

C2

23.243.100.240

Mutex

Xeno_rat_nd8912d

Attributes
  • delay

    5000

  • install_path

    appdata

  • port

    4444

  • startup_name

    Windows Security

Targets

    • Target

      InternalLoader v2.exe

    • Size

      955KB

    • MD5

      94f798a6cc5738e8924c9c0b3d2abb1e

    • SHA1

      5714cb7b382dab9977c99c94294561bc42d3166e

    • SHA256

      66f635bf805463c4a83b969ac8d4cc563b2feadaea0460dc22c5f53be72a9223

    • SHA512

      7b301bddf5d8a3602805754dc995bb4ee88c957b1029e3a17a0ed10d85cc60b1c603a8953a521cae283c39e2ecf69e1253db92cc89dacd46a45d2c72837ce0e4

    • SSDEEP

      24576:duDXTIGaPhEYzUzA0qxUAUBqG8DCRG7F9V5:ADjlabwz9M7WRG59V5

    • XenorRat

      XenorRat is a remote access trojan written in C#.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Sets service image path in registry

    • Stops running service(s)

    • Checks computer location settings

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

    • Executes dropped EXE

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks