Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240611-en - resource tags
- submitted
25/06/2024, 10:05
General
- Target 4fe5a210026da3f9345262ba57debfc93c25cc45be9335b04c741ceed005a700.exe
- Size 4.1MB
- Sample240625-l4le7atanf
- SHA256 4fe5a210026da3f9345262ba57debfc93c25cc45be9335b04c741ceed005a700
Malware Config
Signatures
- Detect PurpleFox Rootkit 8 IoCs
Detect PurpleFox Rootkit.
- Gh0st RAT payload 9 IoCs
- Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
- PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
- Drops file in Drivers directory 1 IoCs
- Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
- Sets service image path in registry 2 TTPs 1 IoCs
- ASPack v2.12-2.42 1 IoCs
Detects executables packed with ASPack v2.12-2.42
- Executes dropped EXE 6 IoCs
- Loads dropped DLL 3 IoCs
- UPX packed file 32 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Drops file in System32 directory 6 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 64 IoCs
- Drops file in Program Files directory 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Runs ping.exe 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: LoadsDriver 1 IoCs
- Suspicious use of AdjustPrivilegeToken 6 IoCs
- Suspicious use of SetWindowsHookEx 5 IoCs
- Suspicious use of WriteProcessMemory 21 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\4fe5a210026da3f9345262ba57debfc93c25cc45be9335b04c741ceed005a700.exe"C:\Users\Admin\AppData\Local\Temp\4fe5a210026da3f9345262ba57debfc93c25cc45be9335b04c741ceed005a700.exe"1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\R.exeC:\Users\Admin\AppData\Local\Temp\\R.exe2⤵
- Server Software Component: Terminal Services DLL
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
-
-
C:\Users\Admin\AppData\Local\Temp\N.exeC:\Users\Admin\AppData\Local\Temp\\N.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\N.exe > nul3⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- Runs ping.exe
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\HD_4fe5a210026da3f9345262ba57debfc93c25cc45be9335b04c741ceed005a700.exeC:\Users\Admin\AppData\Local\Temp\HD_4fe5a210026da3f9345262ba57debfc93c25cc45be9335b04c741ceed005a700.exe2⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetWindowsHookEx
-
-
C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵
-
C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\Remote Data.exe"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240596218.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
-
-
C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -auto1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
HD_4fe5a210026da3f9345262ba57debfc93c25cc45be9335b04c741ceed005a700.exe
HD_X.dat
N.exe
R.exe
config.ini
240596218.txt
Remote Data.exe
memory/540-17-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/540-20-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/540-19-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/540-23-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/836-29-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/836-28-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/836-26-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1724-43-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1724-47-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1724-48-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/1924-13135-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-13160-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-3935-0x00000000765B0000-0x0000000076750000-memory.dmp
memory/1924-5944-0x0000000076EF0000-0x0000000076F6A000-memory.dmp
memory/1924-35-0x0000000000400000-0x0000000000684000-memory.dmp
memory/1924-13134-0x0000000000400000-0x0000000000684000-memory.dmp
memory/1924-13133-0x0000000000400000-0x0000000000684000-memory.dmp
memory/1924-41-0x0000000000400000-0x0000000000684000-memory.dmp
memory/1924-13170-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-13174-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-13172-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-13168-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-13166-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-13164-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-13162-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-49-0x0000000077190000-0x00000000773A5000-memory.dmp
memory/1924-13158-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-13156-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-13154-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-13152-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-13150-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-13148-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-13146-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-13144-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-13142-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-13140-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-13139-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-13138-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-13137-0x0000000010000000-0x000000001003E000-memory.dmp
memory/1924-42-0x0000000000400000-0x0000000000684000-memory.dmp
memory/1924-13192-0x0000000000400000-0x0000000000684000-memory.dmp