Overview

overview

10

Static

static

10

2026-08-19...rm.exe

windows10-2004-x64

10

2026-08-19...rm.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-08-19_bf3bfa938ff79ba8cf13029f528f4579_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_stop_vidar_xworm
  • Size 792KB
  • Sample260819-bwdp9stgrf
  • SHA256 4f5de978d48b56928122efa71e2999971feea94be248a6766e10c17720b0882d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
xwormdiscoverypersistencerattrojan

Malware Config

Extracted

Family

  • xworm

Version

  • XWorm V5.6

Attributes
  • Install_directory

    %LocalAppData%

  • install_file

    USB.exe

  • pastebin_url

    https://pastebin.com/raw/Fxzr3jeT

Targets

    • Target
      2026-08-19_bf3bfa938ff79ba8cf13029f528f4579_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_stop_vidar_xworm
    • Size 792KB
    • SHA256 4f5de978d48b56928122efa71e2999971feea94be248a6766e10c17720b0882d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryxwormpersistencerattrojan

    • Detect Xworm Payload

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Detects Windows executables referencing non-Windows User-Agents

    • Checks computer location settings

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

    • Executes dropped EXE

    • Modifies system executable filetype association

      persistence

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks