General
- Target 2026-08-20_4e1a4718646c72a6c0ef8a5e9fe62f58_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm
- Size 377KB
- Sample260821-dkjs9a1gpc
- SHA256 0b1554543b72c2ce346b75f88c4ae36d85b4bd9abd4250eed76c6f008e44d294
- MD5 4e1a4718646c72a6c0ef8a5e9fe62f58
- SHA1 768fda16b2bc11f5487e3fc6f56f3a5d80f99ac7
- SHA512 d7e08b722c8be68d699da7f5565639630c5fd9ecf688b85a8c0d40c683dbf487698eea337edaf8e47d0e223029d7d2a707517028e8d9eb1aa324120a95115652
- SSDEEP 6144:p+OYnA0zeWsDi5rJzip8kd3f+RysMFZzN/E/msHOtbMriqNsarw:5YyDi5rNipDuysMFZzN/E/msumG7s
- TLSH T1E6848C16F75408FDD49BC57489924556DA39B88F0B72EAEF17C8422A2F23BF08E39750
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
2026-08-20_4e1a4718646c72a6c0ef8a5e9fe62f58_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
2026-08-20_4e1a4718646c72a6c0ef8a5e9fe62f58_cobalt-strike_glassworm_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 2026-08-20_4e1a4718646c72a6c0ef8a5e9fe62f58_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm
- Size 377KB
- SHA256 0b1554543b72c2ce346b75f88c4ae36d85b4bd9abd4250eed76c6f008e44d294
- MD5 4e1a4718646c72a6c0ef8a5e9fe62f58
- SHA1 768fda16b2bc11f5487e3fc6f56f3a5d80f99ac7
- SHA512 d7e08b722c8be68d699da7f5565639630c5fd9ecf688b85a8c0d40c683dbf487698eea337edaf8e47d0e223029d7d2a707517028e8d9eb1aa324120a95115652
- SSDEEP 6144:p+OYnA0zeWsDi5rJzip8kd3f+RysMFZzN/E/msHOtbMriqNsarw:5YyDi5rNipDuysMFZzN/E/msumG7s
- TLSH T1E6848C16F75408FDD49BC57489924556DA39B88F0B72EAEF17C8422A2F23BF08E39750
- MD5 SHA1 SHA512 SSDEEP TLSH
Score10/10-
Detect Xworm Payload
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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.
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Event Triggered Execution
1Change Default File Association
1