Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
28/05/2024, 23:03
General
- Target 8a5387b8bce51186535a9e80daa26aa7f52565f4c6fe30ab6d8f183509f2cbf8.exe
- Size 4.7MB
- Sample240528-21x8kshb48
- SHA256 8a5387b8bce51186535a9e80daa26aa7f52565f4c6fe30ab6d8f183509f2cbf8
Malware Config
Signatures
- Detect PurpleFox Rootkit 11 IoCs
Detect PurpleFox Rootkit.
- Gh0st RAT payload 12 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
- Sets DLL path for service in the registry 2 TTPs 1 IoCs
- Sets service image path in registry 2 TTPs 1 IoCs
- Executes dropped EXE 6 IoCs
- Loads dropped DLL 3 IoCs
- UPX packed file 13 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Drops file in System32 directory 6 IoCs
- Drops file in Program Files directory 5 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 2 IoCs
- Suspicious use of WriteProcessMemory 21 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\8a5387b8bce51186535a9e80daa26aa7f52565f4c6fe30ab6d8f183509f2cbf8.exe"C:\Users\Admin\AppData\Local\Temp\8a5387b8bce51186535a9e80daa26aa7f52565f4c6fe30ab6d8f183509f2cbf8.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\svchost.exeC:\Users\Admin\AppData\Local\Temp\\svchost.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\svchost.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\svchos.exeC:\Users\Admin\AppData\Local\Temp\\svchos.exe2⤵
- Sets DLL path for service in the registry
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
-
-
C:\Users\Admin\AppData\Local\Temp\HD_8a5387b8bce51186535a9e80daa26aa7f52565f4c6fe30ab6d8f183509f2cbf8.exeC:\Users\Admin\AppData\Local\Temp\HD_8a5387b8bce51186535a9e80daa26aa7f52565f4c6fe30ab6d8f183509f2cbf8.exe2⤵
- Executes dropped EXE
-
-
C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵
-
C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240600343.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
HD_8a5387b8bce51186535a9e80daa26aa7f52565f4c6fe30ab6d8f183509f2cbf8.exe
HD_X.dat
svchos.exe
svchost.exe
240600343.txt
Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
memory/740-13-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/740-16-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/740-17-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/740-15-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/740-25-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2260-6-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2260-10-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2260-7-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/2260-4-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/4520-37-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/4520-38-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/4520-26-0x0000000010000000-0x00000000101B6000-memory.dmp
memory/4520-29-0x0000000010000000-0x00000000101B6000-memory.dmp