Analysis
- max time kernel
149s - max time network
152s - platform
windows11-21h2_x64 - resource
win11-20251015-en - resource tags
arch:x64arch:x86image:win11-20251015-enlocale:en-usos:windows11-21h2-x64system - submitted
16/10/2025, 07:30
Behavioral task
behavioral1
Sample
176059927582e6efbe6b10f60d3eda8004bb3dea6cf8f.exe
Resource
win10v2004-20250610-en
11 signatures
150 seconds
General
- Target 176059927582e6efbe6b10f60d3eda8004bb3dea6cf8f.exe
- Size 32KB
- Sample251016-jcbesstr16
- SHA256 3a444e7690f35fee4be070d0656bc7f0adab9bdcec798d5af27fc3c93e08f611
- MD5 6139d02679ea2e0785d391c6a68e39eb
- SHA1 330eb8209a1df2b02d34178070f0c1e8479c0ce8
- SHA512 242b6e60daad5951ab1e566f33b430aabb28e858e7e4080aedcad6ea6ceada5de5c94425be1b78fd08b46363ef7ed1e039f226341177661c62c45817671f50fe
- SSDEEP 768:316zY0FPC4vGFbO75pCDFo9jLAOjhVbp:l6zYH4+bO75pmFo9jMOjbF
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
xworm
C2
-
178.16.54.37:19601
Mutex
-
O2mxtRAES7HHd5Gb
Attributes
-
install_file
USB.exe
aes.plain
Signatures
- Detect Xworm Payload 2 IoCs
resource yara_rule behavioral2/memory/4584-0-0x0000000000250000-0x000000000025E000-memory.dmp family_xworm behavioral2/memory/4584-26-0x000000001BEC0000-0x000000001BFC0000-memory.dmp family_xworm - Xworm family
- Loads dropped DLL 1 IoCs
pid Process 4584 176059927582e6efbe6b10f60d3eda8004bb3dea6cf8f.exe - Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2631871815-168557882-4268713161-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 176059927582e6efbe6b10f60d3eda8004bb3dea6cf8f.exe Key opened \REGISTRY\USER\S-1-5-21-2631871815-168557882-4268713161-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 176059927582e6efbe6b10f60d3eda8004bb3dea6cf8f.exe Key opened \REGISTRY\USER\S-1-5-21-2631871815-168557882-4268713161-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 176059927582e6efbe6b10f60d3eda8004bb3dea6cf8f.exe - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 4584 176059927582e6efbe6b10f60d3eda8004bb3dea6cf8f.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4584 176059927582e6efbe6b10f60d3eda8004bb3dea6cf8f.exe - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2631871815-168557882-4268713161-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 176059927582e6efbe6b10f60d3eda8004bb3dea6cf8f.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2631871815-168557882-4268713161-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 176059927582e6efbe6b10f60d3eda8004bb3dea6cf8f.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\176059927582e6efbe6b10f60d3eda8004bb3dea6cf8f.exe"C:\Users\Admin\AppData\Local\Temp\176059927582e6efbe6b10f60d3eda8004bb3dea6cf8f.exe"1⤵
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4584
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\Protect2a3d628b.dll
- Size 826KB
- SHA256 ee5d8d19b12e43459490c9c27024416c670a133fc3f1972fc8f24c6f2b80544c
- MD5 2a3d628b8e04f48a8aea26a687cdc545
- SHA1 e44b4764e00b4e3607f226ab0388403ee785e0bd
- SHA512 3ff86dbcb22a815eeeddaffbaa60ff37e39da7b0850eae86041ec6e9b26ec9a7825d955a7d7e44fdca0a98dfbd7ef136e639d11881bbf7be01143e68be1237a8
- SSDEEP 12288:i4WPk0y9VduVp72BWYgeWYg955/155/k9Flbv50eFxf+/Paao4o:iY0yNuVC9Hbv50eFGPlf
- MD5 SHA1 SHA512 SSDEEP