Analysis
- max time kernel
150s - max time network
136s - platform
windows7_x64 - resource
win7-20240903-en - resource tags
- submitted
04/11/2024, 02:02
General
- Target 07457423012b530efe135d313c7c3d509c0ec8f13dacd5751ddfce7c311182c7.exe
- Size 609KB
- Sample241104-cgkeyatjfl
- SHA256 07457423012b530efe135d313c7c3d509c0ec8f13dacd5751ddfce7c311182c7
Malware Config
Signatures
- Osiris
- Osiris family
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 1 IoCs
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Uses Tor communications 1 TTPs
Malware can proxy its traffic through Tor for more anonymity.
- UPX packed file 1 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\07457423012b530efe135d313c7c3d509c0ec8f13dacd5751ddfce7c311182c7.exe"C:\Users\Admin\AppData\Local\Temp\07457423012b530efe135d313c7c3d509c0ec8f13dacd5751ddfce7c311182c7.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"2⤵
- Executes dropped EXE
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
GetX64BTIT.exe
x64btit.txt
memory/2316-21-0x00000000053A0000-0x0000000005466000-memory.dmp
memory/2316-22-0x00000000053A0000-0x0000000005466000-memory.dmp
memory/2316-6-0x00000000053A0000-0x0000000005466000-memory.dmp
memory/2316-4-0x00000000053A0000-0x0000000005466000-memory.dmp
memory/2316-7-0x0000000000400000-0x00000000051C1000-memory.dmp
memory/2316-8-0x00000000053A0000-0x0000000005466000-memory.dmp
memory/2316-2-0x0000000005210000-0x0000000005277000-memory.dmp
memory/2316-9-0x00000000053A0000-0x0000000005466000-memory.dmp
memory/2316-1-0x0000000000400000-0x00000000051C1000-memory.dmp
memory/2316-5-0x00000000053A0000-0x0000000005466000-memory.dmp
memory/2316-19-0x00000000001B0000-0x00000000001CF000-memory.dmp
memory/2316-17-0x0000000010000000-0x0000000010016000-memory.dmp
memory/2316-3-0x0000000000400000-0x0000000000469000-memory.dmp
memory/2316-25-0x00000000053A0000-0x0000000005466000-memory.dmp
memory/2316-26-0x00000000053A0000-0x0000000005466000-memory.dmp
memory/2316-32-0x00000000053A0000-0x0000000005466000-memory.dmp
memory/2316-34-0x00000000053A0000-0x0000000005466000-memory.dmp
memory/2316-39-0x00000000053A0000-0x0000000005466000-memory.dmp