Analysis
- max time kernel
94s - max time network
142s - platform
windows10-2004_x64 - resource
win10v2004-20250217-en - resource tags
- submitted
28/02/2025, 02:15
General
- Target 1662a2a9517e7468c361b68e6f4557d39d6f05367865d6c6b174d9e8dac60fc9.exe
- Size 518KB
- Sample250228-cptctaxtbs
- SHA256 1662a2a9517e7468c361b68e6f4557d39d6f05367865d6c6b174d9e8dac60fc9
Malware Config
Extracted
-
darkcloud
-
Protocol
ftp
-
Host
@StrFtpServer
-
Port
21
-
Username
@StrFtpUser
-
Password
@StrFtpPass
Signatures
- DarkCloud
An information stealer written in Visual Basic.
- Darkcloud family
- Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
- Drops startup file 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
-
C:\Users\Admin\AppData\Local\Temp\1662a2a9517e7468c361b68e6f4557d39d6f05367865d6c6b174d9e8dac60fc9.exe"C:\Users\Admin\AppData\Local\Temp\1662a2a9517e7468c361b68e6f4557d39d6f05367865d6c6b174d9e8dac60fc9.exe"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Drops startup file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
memory/772-1347-0x0000000000400000-0x0000000000459000-memory.dmp
memory/772-1358-0x0000000000400000-0x0000000000459000-memory.dmp
memory/1264-0-0x000000007534E000-0x000000007534F000-memory.dmp
memory/1264-1-0x0000000000180000-0x0000000000208000-memory.dmp
memory/1264-2-0x0000000075340000-0x0000000075AF0000-memory.dmp
memory/1264-3-0x0000000005E70000-0x0000000005FA4000-memory.dmp
memory/1264-4-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-19-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-67-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-65-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-61-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-59-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-57-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-55-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-53-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-49-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-45-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-43-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-41-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-39-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-37-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-35-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-33-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-31-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-63-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-51-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-47-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-29-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-27-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-25-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-23-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-17-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-15-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-13-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-11-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-9-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-7-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-5-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-21-0x0000000005E70000-0x0000000005F9E000-memory.dmp
memory/1264-1326-0x0000000075340000-0x0000000075AF0000-memory.dmp
memory/1264-1327-0x0000000005FE0000-0x000000000606E000-memory.dmp
memory/1264-1328-0x0000000006140000-0x00000000061CA000-memory.dmp
memory/1264-1329-0x0000000006070000-0x00000000060BC000-memory.dmp
memory/1264-1330-0x0000000006B50000-0x00000000070F4000-memory.dmp
memory/1264-1331-0x00000000062D0000-0x0000000006324000-memory.dmp
memory/1264-1336-0x0000000075340000-0x0000000075AF0000-memory.dmp
memory/1264-1338-0x0000000075340000-0x0000000075AF0000-memory.dmp
memory/1264-1341-0x000000007534E000-0x000000007534F000-memory.dmp
memory/1264-1340-0x0000000075340000-0x0000000075AF0000-memory.dmp
memory/1264-1345-0x0000000075340000-0x0000000075AF0000-memory.dmp
memory/1264-1346-0x0000000075340000-0x0000000075AF0000-memory.dmp