Analysis
- max time kernel
150s - max time network
147s - platform
windows11-21h2_x64 - resource
win11-20240508-en - resource tags
- submitted
18/06/2024, 08:14
General
- Target 14f381c0d75d7477de4bc89012f6916dcf1d373c4ebb23684baa73ddd3bef054.exe
- Size 375KB
- Sample240618-j45sqayern
- SHA256 14f381c0d75d7477de4bc89012f6916dcf1d373c4ebb23684baa73ddd3bef054
Malware Config
Signatures
- Detect PurpleFox Rootkit 13 IoCs
Detect PurpleFox Rootkit.
- Gh0st RAT payload 13 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 service image path in registry 2 TTPs 1 IoCs
- Executes dropped EXE 2 IoCs
- UPX packed file 16 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Drops file in System32 directory 2 IoCs
- Runs ping.exe 1 TTPs 1 IoCs
- Suspicious behavior: LoadsDriver 1 IoCs
- Suspicious use of AdjustPrivilegeToken 6 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\14f381c0d75d7477de4bc89012f6916dcf1d373c4ebb23684baa73ddd3bef054.exe"C:\Users\Admin\AppData\Local\Temp\14f381c0d75d7477de4bc89012f6916dcf1d373c4ebb23684baa73ddd3bef054.exe"1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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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\14F381~1.EXE > nul2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.13⤵
- Runs ping.exe
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C:\Windows\SysWOW64\mscorsvww.exeC:\Windows\SysWOW64\mscorsvww.exe -auto1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\mscorsvww.exeC:\Windows\SysWOW64\mscorsvww.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
mscorsvww.exe
memory/1880-15-0x0000000010000000-0x00000000101A5000-memory.dmp
memory/1880-11-0x0000000010000000-0x00000000101A5000-memory.dmp
memory/1880-12-0x0000000010000000-0x00000000101A5000-memory.dmp
memory/1880-13-0x0000000010000000-0x00000000101A5000-memory.dmp
memory/1880-9-0x0000000010000000-0x00000000101A5000-memory.dmp
memory/3532-0-0x0000000010000000-0x00000000101A5000-memory.dmp
memory/3532-6-0x0000000010000000-0x00000000101A5000-memory.dmp
memory/3532-2-0x0000000010000000-0x00000000101A5000-memory.dmp
memory/3532-3-0x0000000010000000-0x00000000101A5000-memory.dmp
memory/4784-16-0x0000000010000000-0x00000000101A5000-memory.dmp
memory/4784-19-0x0000000010000000-0x00000000101A5000-memory.dmp
memory/4784-20-0x0000000010000000-0x00000000101A5000-memory.dmp
memory/4784-18-0x0000000010000000-0x00000000101A5000-memory.dmp
memory/4784-21-0x0000000010000000-0x00000000101A5000-memory.dmp
memory/4784-24-0x0000000010000000-0x00000000101A5000-memory.dmp
memory/4784-26-0x0000000010000000-0x00000000101A5000-memory.dmp