Analysis
- max time kernel
150s - max time network
157s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
25/09/2026, 12:29
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
oxide-stub.exe
Resource
win10v2004-20260911-en
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
oxide-stub.exe
Resource
win11ltsc2024-20260911-en
10 signatures
150 seconds
General
- Target oxide-stub.exe
- Size 8.9MB
- Sample260925-ppdzcassbt
- SHA256 ca7339c4a1cb94be338a91f67568a9ad466c60e49b5369988ee1b3643f31e3ec
- MD5 46c944a52a33dea9c42f9ffa801a5b83
- SHA1 c383da0f4469c23189d86c9bbb340a620b46eb44
- SHA512 9b158bd3ac2cf1316908a6242c6ceb4a608acdc4704f7cac77d99e1fa4c8df80a450df9d3a248f1a30462fa3b45af83119cb7b1b3df6a939d083e2c8f085cc73
- SSDEEP 196608:emLdfxKD20P9GVNYeSXWr1Hh0rhPK/ndpc0cWb:eEd0D20P9G8d+Bh0rhPK/nd/c
- TLSH T19C96332377F625F8F44BC33905528A245A31718497A4A9FB233196359D7ABE22F3F702
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Overlord RAT 5 IoCs
resource yara_rule behavioral2/memory/4716-1-0x0000023F114C0000-0x0000023F13DB6000-memory.dmp family_overlord behavioral2/memory/4716-4-0x0000023F114C0000-0x0000023F13DB6000-memory.dmp family_overlord behavioral2/memory/4716-3-0x0000023F114C0000-0x0000023F13DB6000-memory.dmp family_overlord behavioral2/memory/4716-5-0x0000023F114C0000-0x0000023F13DB6000-memory.dmp family_overlord behavioral2/memory/4716-6-0x0000023F114C0000-0x0000023F13DB6000-memory.dmp family_overlord - Deletes itself 1 TTPs 1 IoCs
pid Process 1896 CompPkgSrv.exe - Event Triggered Execution: Component Object Model Hijacking 1 TTPs
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
- Executes dropped EXE 1 IoCs
pid Process 1896 CompPkgSrv.exe - Modifies registry class 5 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000_Classes\CLSID\{BCDE0395-E52F-467C-8E3D-C4579291692E}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Microsoft\\CLR_v4.0\\CompPkgSrv.exe" CompPkgSrv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000_Classes\CLSID\{BCDE0395-E52F-467C-8E3D-C4579291692E}\InprocServer32\ThreadingModel = "Both" CompPkgSrv.exe Key created \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000_Classes\CLSID\{BCDE0395-E52F-467C-8E3D-C4579291692E}\InprocServer32 CompPkgSrv.exe Key created \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000_Classes\CLSID CompPkgSrv.exe Key created \REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000_Classes\CLSID\{BCDE0395-E52F-467C-8E3D-C4579291692E} CompPkgSrv.exe - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1896 CompPkgSrv.exe 1896 CompPkgSrv.exe 1896 CompPkgSrv.exe - Suspicious behavior: MapViewOfSection 1 TTPs 1 IoCs
pid Process 1896 CompPkgSrv.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1896 CompPkgSrv.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3380 wrote to memory of 1896 3380 oxide-stub.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\oxide-stub.exe"C:\Users\Admin\AppData\Local\Temp\oxide-stub.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3380 -
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\CompPkgSrv.exe"C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\CompPkgSrv.exe"2⤵
- Deletes itself
- Executes dropped EXE
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1896
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\CompPkgSrv.exe
- Size 8.9MB
- SHA256 ca7339c4a1cb94be338a91f67568a9ad466c60e49b5369988ee1b3643f31e3ec
- MD5 46c944a52a33dea9c42f9ffa801a5b83
- SHA1 c383da0f4469c23189d86c9bbb340a620b46eb44
- SHA512 9b158bd3ac2cf1316908a6242c6ceb4a608acdc4704f7cac77d99e1fa4c8df80a450df9d3a248f1a30462fa3b45af83119cb7b1b3df6a939d083e2c8f085cc73
- SSDEEP 196608:emLdfxKD20P9GVNYeSXWr1Hh0rhPK/ndpc0cWb:eEd0D20P9G8d+Bh0rhPK/nd/c
- TLSH T19C96332377F625F8F44BC33905528A245A31718497A4A9FB233196359D7ABE22F3F702
- MD5 SHA1 SHA512 SSDEEP TLSH