Analysis
- max time kernel
150s - max time network
145s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
- submitted
20/08/2026, 18:43
General
- Target 2026-08-20_e8c8245648b4c4acb0673b129d0c4599_cryptbot_icedid_luca-stealer_njrat_stealc.exe
- Size 4.5MB
- Sample260820-xc8xysfc44
- SHA256 424358fd8c1dc8f12b898d528e66e8f3232faacfae9ba7445e9270d5d40f60a1
Malware Config
Signatures
- Detects executables manipulated with Fody 2 IoCs
- Executes dropped EXE 1 IoCs
- Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
- Costura .NET executable packer 1 IoCs
Costura packer aka Costura Fody, is an add-in for the .NET framework that embeds all external dependency .dll files as resources inside main executable.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 1 IoCs
- 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.
- Checks SCSI registry key(s) 3 TTPs 8 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Modifies registry class 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 4 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-08-20_e8c8245648b4c4acb0673b129d0c4599_cryptbot_icedid_luca-stealer_njrat_stealc.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_e8c8245648b4c4acb0673b129d0c4599_cryptbot_icedid_luca-stealer_njrat_stealc.exe"1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\mspaint.exe"C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\images.jpg"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
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C:\Users\Admin\AppData\Local\Temp\fuck_vgk.exe"C:\Users\Admin\AppData\Local\Temp\fuck_vgk.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4212 -s 21563⤵
- Program crash
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService1⤵
- Checks SCSI registry key(s)
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4212 -ip 42121⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
fuck_vgk.exe
images.jpg
memory/4212-27-0x00000000059C0000-0x0000000005A36000-memory.dmp
memory/4212-20-0x0000000005830000-0x0000000005848000-memory.dmp
memory/4212-19-0x0000000003090000-0x00000000030AA000-memory.dmp
memory/4212-21-0x0000000003080000-0x0000000003090000-memory.dmp
memory/4212-24-0x0000000005E70000-0x000000000642A000-memory.dmp
memory/4212-25-0x0000000005900000-0x000000000591E000-memory.dmp
memory/4212-23-0x0000000005890000-0x00000000058B2000-memory.dmp
memory/4212-22-0x0000000005860000-0x0000000005886000-memory.dmp
memory/4212-17-0x0000000000670000-0x0000000000A80000-memory.dmp
memory/4212-18-0x00000000056A0000-0x000000000582E000-memory.dmp
memory/4212-28-0x00000000059A0000-0x00000000059BE000-memory.dmp
memory/4212-29-0x0000000005E10000-0x0000000005E26000-memory.dmp
memory/4212-30-0x0000000005E30000-0x0000000005E3E000-memory.dmp
memory/4212-31-0x0000000005E40000-0x0000000005E4A000-memory.dmp
memory/4212-32-0x0000000005E50000-0x0000000005E5A000-memory.dmp
memory/4212-33-0x0000000006430000-0x0000000006440000-memory.dmp
memory/4212-34-0x0000000006910000-0x0000000006918000-memory.dmp
memory/4212-35-0x0000000006B70000-0x0000000006B7A000-memory.dmp
memory/4212-36-0x0000000006B80000-0x0000000006C32000-memory.dmp
memory/4212-37-0x0000000007820000-0x0000000007842000-memory.dmp