General
- Target 2026-08-21_426e9c57bf91090d9d4c9f6f08a4dbcc_cobalt-strike_glassworm_hijackloader_icedid_ryuk_satacom_stealc_vidar_xworm
- Size 506KB
- Sample260821-cb4xdst1at
- SHA256 e66340903bad0ade7f63ac0403b03db0a505ceef2cfb63e16d445d345c5f203d
- MD5 426e9c57bf91090d9d4c9f6f08a4dbcc
- SHA1 fc39912bacc3c54ff1dbd39ed6724425014e16a5
- SHA512 53a2c806b7caa26fa20cafe777e245ad8392b15c2c4f4d375becdc4d77b33c5787aa4e48e608451aa1b1f93dc44a7597d569f8ecbeb1698e3fb1986b5213fab4
- SSDEEP 12288:jYyDi5rNiQ7uysMFZzN/E/msumlkeKldlbuVYL:EyvgUlSldlbuVi
- TLSH T166B48D16F79804FDD5ABD17889A24647DB35B89A0B61EBDF1784432A1F337E08E39720
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
2026-08-21_426e9c57bf91090d9d4c9f6f08a4dbcc_cobalt-strike_glassworm_hijackloader_icedid_ryuk_satacom_stealc_vidar_xworm.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
2026-08-21_426e9c57bf91090d9d4c9f6f08a4dbcc_cobalt-strike_glassworm_hijackloader_icedid_ryuk_satacom_stealc_vidar_xworm.exe
Resource
win11ltsc2024-20260709-en
Malware Config
Extracted
-
xworm
-
XWorm V5.6
-
Install_directory
%LocalAppData%
-
install_file
USB.exe
-
pastebin_url
https://pastebin.com/raw/Fxzr3jeT
Targets
-
- Target 2026-08-21_426e9c57bf91090d9d4c9f6f08a4dbcc_cobalt-strike_glassworm_hijackloader_icedid_ryuk_satacom_stealc_vidar_xworm
- Size 506KB
- SHA256 e66340903bad0ade7f63ac0403b03db0a505ceef2cfb63e16d445d345c5f203d
- MD5 426e9c57bf91090d9d4c9f6f08a4dbcc
- SHA1 fc39912bacc3c54ff1dbd39ed6724425014e16a5
- SHA512 53a2c806b7caa26fa20cafe777e245ad8392b15c2c4f4d375becdc4d77b33c5787aa4e48e608451aa1b1f93dc44a7597d569f8ecbeb1698e3fb1986b5213fab4
- SSDEEP 12288:jYyDi5rNiQ7uysMFZzN/E/msumlkeKldlbuVYL:EyvgUlSldlbuVi
- TLSH T166B48D16F79804FDD5ABD17889A24647DB35B89A0B61EBDF1784432A1F337E08E39720
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Detect Xworm Payload
-
Detects Windows executables referencing non-Windows User-Agents
-
Creates a file in the Startup directory
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
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Executes dropped EXE
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Modifies system executable filetype association
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Adds Run key to start application
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Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Event Triggered Execution
1Change Default File Association
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Event Triggered Execution
1Change Default File Association
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1