General

  • Target

    JaffaCakes118_0c3d6015258781a207d73c1f19fc34f3

  • Size

    207KB

  • Sample

    250220-rdxnesyjv3

  • MD5

    0c3d6015258781a207d73c1f19fc34f3

  • SHA1

    e276fae63c066f23e8a14b5673b5f1e7446828fb

  • SHA256

    59f676cd87c98c5efed6e3aa28d31d552fbce1277d24d4b6f2748d339f84b17f

  • SHA512

    0820b00df84b0640fb05cd4d85b40aade69efb6ee678ae9155deb79ff854fd497d6c8399e929fef98e559257196d1facd2441e279ab569f0512d53eac084acd3

  • SSDEEP

    3072:E1dlKwgj23+Oz05YoNozHCzrQnwO0tZCZ7fEJMVxwnfLRf6eNqu5bYMO:E1dlZro5yHn+toZ7fEJYxwfNf/NquO

Malware Config

Extracted

Family

xtremerat

C2

winupdat.no-ip.org

Targets

    • Target

      JaffaCakes118_0c3d6015258781a207d73c1f19fc34f3

    • Size

      207KB

    • MD5

      0c3d6015258781a207d73c1f19fc34f3

    • SHA1

      e276fae63c066f23e8a14b5673b5f1e7446828fb

    • SHA256

      59f676cd87c98c5efed6e3aa28d31d552fbce1277d24d4b6f2748d339f84b17f

    • SHA512

      0820b00df84b0640fb05cd4d85b40aade69efb6ee678ae9155deb79ff854fd497d6c8399e929fef98e559257196d1facd2441e279ab569f0512d53eac084acd3

    • SSDEEP

      3072:E1dlKwgj23+Oz05YoNozHCzrQnwO0tZCZ7fEJMVxwnfLRf6eNqu5bYMO:E1dlZro5yHn+toZ7fEJYxwfNf/NquO

    • Detect XtremeRAT payload

    • XtremeRAT

      The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.

    • Xtremerat family

    • Adds policy Run key to start application

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks