Analysis
- max time kernel
118s - max time network
128s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
- submitted
04/04/2024, 11:02
General
- Target 2024-04-04_2bdc12622e130617f91ea9ec9105bf70_ryuk.exe
- Size 1.7MB
- Sample240404-m43vxada8s
- SHA256 aac8178331aa1d3d825afa35235d2ad8634e4d21390db5c7a5811bd406e709d2
Score
5/10
Malware Config
Signatures
- Drops file in System32 directory 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-04-04_2bdc12622e130617f91ea9ec9105bf70_ryuk.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-04_2bdc12622e130617f91ea9ec9105bf70_ryuk.exe"1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 848 -s 3322⤵
-
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
memory/848-0-0x00000000003E0000-0x0000000000440000-memory.dmp
memory/848-6-0x00000000003E0000-0x0000000000440000-memory.dmp
memory/848-7-0x0000000140000000-0x00000001401CF000-memory.dmp
memory/848-11-0x0000000140000000-0x00000001401CF000-memory.dmp