Resubmissions

20-06-2024 02:28

240620-cx37zstekh 10

20-06-2024 02:15

240620-cpmv2axfkl 10

20-06-2024 02:12

240620-cmvg4axemm 10

20-06-2024 02:08

240620-ckswgsshla 10

General

  • Target

    DemonWare.exe

  • Size

    25.0MB

  • Sample

    240620-cpmv2axfkl

  • MD5

    40f76deda9228388017c91aca9621de5

  • SHA1

    f45e55b76725263883a9e40cefcd3a9d88ab89c0

  • SHA256

    0359e89e0cff0d5537c3e4cf032b1e66f2f49b969a20737563e6ba72d06f1512

  • SHA512

    1ad3ee7759aea345f29352ee29fa68193a0c2234b9e92f59f060b7361d6f2ac6cf89f6522c8772f67794a8ef3622cace5152a062630c5627010fe2412f6c345d

  • SSDEEP

    393216:SqPnLFXlr4b7n0jcwQ4yRTDOETgs77cGQrVgm8dIYpM/EdUvEFUkPQLsq:XPLFXNEicwQ4yAE7yBfkI1oodkBq

Malware Config

Targets

    • Target

      DemonWare.exe

    • Size

      25.0MB

    • MD5

      40f76deda9228388017c91aca9621de5

    • SHA1

      f45e55b76725263883a9e40cefcd3a9d88ab89c0

    • SHA256

      0359e89e0cff0d5537c3e4cf032b1e66f2f49b969a20737563e6ba72d06f1512

    • SHA512

      1ad3ee7759aea345f29352ee29fa68193a0c2234b9e92f59f060b7361d6f2ac6cf89f6522c8772f67794a8ef3622cace5152a062630c5627010fe2412f6c345d

    • SSDEEP

      393216:SqPnLFXlr4b7n0jcwQ4yRTDOETgs77cGQrVgm8dIYpM/EdUvEFUkPQLsq:XPLFXNEicwQ4yAE7yBfkI1oodkBq

    • Modifies visiblity of hidden/system files in Explorer

    • Boot or Logon Autostart Execution: Active Setup

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

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • 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.

    • UPX packed file

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

    • Adds Run key to start application

    • 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

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks