General

  • Target

    xworm.rar

  • Size

    29.6MB

  • Sample

    250203-2ad21sxldk

  • MD5

    562a851c0764220154ecfe9fab7b3ecd

  • SHA1

    d5e08334ad4cd9b3e0c995f4997508909d49eb8e

  • SHA256

    c72be52442b2f6bf8bcbc0b75729e4dd8d06a0753bc7d2e184757053f86f1578

  • SHA512

    9d085fbba76df6ea67fd7328ef761cd81ee411639731074eaa30279a162f613e21ef6bbf09142338a51088cd96d0a7073f12fb76dd2698617c179fc15bb4a517

  • SSDEEP

    786432:myGdA3wFLx1TGbUFApDyEN9t0BOZ5QW+vGa:MdA3wn1aoFMDd9tIOZ5c+a

Malware Config

Extracted

Family

xworm

Version

5.0

C2

193.123.88.61:4444

Mutex

1cAjmT6r87cbZXRe

Attributes
  • Install_directory

    %AppData%

  • install_file

    host.exe

aes.plain

Targets

    • Target

      xworm/Xworm V5.6 (2).exe

    • Size

      8.7MB

    • MD5

      9530dd473ed704de0b1fb9005d0b1596

    • SHA1

      d745fcb740939681c166a9a06744ecb118d86aa4

    • SHA256

      7afa79c97a3585ef9280e4a5157f45dcc5f8908322f7c7fce33825114a9c5dff

    • SHA512

      4a2a6101372a46dc01f57b6304f4a0e28b606509f2dad05ea211707755d3648407b1126e91bf49c2bd4a3b27cf98117fcef23fbe4039ae5ebec73f6bb07dfcef

    • SSDEEP

      196608:11gDSqGHoQtAq9xXsfE5mxqEfduHDFEyBWqpwWEEQoyHo54:11eSqGVXsfe0qEfdYnpwWEloyk

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • 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

    • 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.

    • Target

      xworm/Xworm V5.6.exe

    • Size

      14.9MB

    • MD5

      714f51eb76e1d01b1b646962224910a8

    • SHA1

      affe3aba05cdb0ab78fea81be9bae2ffb7dc7a8f

    • SHA256

      6be79ff4d5c370639bfb4c3dbd4f2bc3332a009ccfbda08ed0a88524e3ee5b31

    • SHA512

      a9faa8043b2d9498e78d921e05e3e299ea121af1a95682a70fb76b67df78c8101a6f55fbc1939a2858f282346e35bef9a2ae106bb4a5ae32e84e26107f33c905

    • SSDEEP

      196608:1o/BAe1d4ihvy85JhhYc3BSL1kehn4inje:1eyIhhkRka4i

    Score
    1/10

MITRE ATT&CK Enterprise v15

Tasks