General

  • Target

    msfiler.exe

  • Size

    419KB

  • Sample

    231207-pzfwpaag79

  • MD5

    8a716466aa6f2d425ec09770626e8e54

  • SHA1

    62fb757ea5098651331f91c1664db9fe46b21879

  • SHA256

    585d1fb4f288974b683c5abfb10c97d7d2ae3f59c2bcfd78ba272e3be2cd7815

  • SHA512

    54f11067e400347834689b4532ae53b00ec96a3ca90a2c21de27942f4ca30306fdda0522c1a3a4cde047ad650162e2d8313205220acaab4cc60e010965690940

  • SSDEEP

    6144:QTCsE3O4yuS5O0RBOInaCa6G6ypdf4Bf7e/DnjBeq04fVXOUvE0CGsSE9BLM:2E3O5uOO0mInnGZCTS84fZLtw

Score
10/10

Malware Config

Extracted

Family

xworm

Version

5.0

C2

5.182.87.154:7000

Mutex

VMFidhoqn75fm5lJ

Attributes
  • Install_directory

    %Temp%

  • install_file

    mdnsresp.exe

aes.plain

Targets

    • Target

      msfiler.exe

    • Size

      419KB

    • MD5

      8a716466aa6f2d425ec09770626e8e54

    • SHA1

      62fb757ea5098651331f91c1664db9fe46b21879

    • SHA256

      585d1fb4f288974b683c5abfb10c97d7d2ae3f59c2bcfd78ba272e3be2cd7815

    • SHA512

      54f11067e400347834689b4532ae53b00ec96a3ca90a2c21de27942f4ca30306fdda0522c1a3a4cde047ad650162e2d8313205220acaab4cc60e010965690940

    • SSDEEP

      6144:QTCsE3O4yuS5O0RBOInaCa6G6ypdf4Bf7e/DnjBeq04fVXOUvE0CGsSE9BLM:2E3O5uOO0mInnGZCTS84fZLtw

    Score
    10/10
    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Checks computer location settings

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

    • Drops startup file

    • Loads dropped DLL

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks