General

  • Target

    86769ea4de7b9ccfa1b84cf14ae91af8d537d9ec6b435ed839ff96425f292284

  • Size

    43KB

  • Sample

    240419-vwpmbabc2w

  • MD5

    406f030b4418dba61baa05235c60e533

  • SHA1

    07499b134a81810832c58856097b01fb7a87407c

  • SHA256

    86769ea4de7b9ccfa1b84cf14ae91af8d537d9ec6b435ed839ff96425f292284

  • SHA512

    8f66957bdaf024752082b33d81887d57bb26e9edd3a6088023e21a1f7b3fec9df5166e01118dff14d5892a54cca7ebadc387a58bd7e1fb5aa05d7789e2918727

  • SSDEEP

    768:qi2diexbRvoPeFKbCQFNiDpzBF/5+mauXrZcvNVrSBFlY/b8xUs:qi2vNRP8WQFN8zPlatvNCFlY/SUs

Malware Config

Extracted

Family

xworm

C2

involved-hurt.gl.at.ply.gg:35238

Attributes
  • Install_directory

    %LocalAppData%

  • install_file

    WindowsHealthSystem.exe

Targets

    • Target

      4b9d898379e5dd1d260c1706aa04aa8270994835a523bb83695062d92c830311.exe

    • Size

      70KB

    • MD5

      109adf5a32829b151d536e30a81ee96b

    • SHA1

      dc23006a97e7d5bc34eedec563432e63ed6a226a

    • SHA256

      4b9d898379e5dd1d260c1706aa04aa8270994835a523bb83695062d92c830311

    • SHA512

      74e7fb13e195dcf6b8ed0f40c034925c3762b2e0c43c8faede99ce79a4b07966ff5336769db3f9f5bb4c0478cefc879d59b43d5ded5bda3e75d19bd0a1e9e9e5

    • SSDEEP

      1536:QeYZA06UMG73jWw9o5zeS6LQR9bAayaIMbckM6mfOWcNFOfab:QfZxfMGTFXS6LQR9bAaZbfsfOPMab

    • 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

    • Executes dropped EXE

    • Adds Run key to start application

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Tasks