Analysis
- max time kernel
147s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
15/06/2024, 22:14
General
- Target 78777e196870447bc484c9eb996de95ad00972d234ea74d2aa2b3b17d2d0fe02.exe
- Size 2.9MB
- Sample240615-153hes1aml
- SHA256 78777e196870447bc484c9eb996de95ad00972d234ea74d2aa2b3b17d2d0fe02
Malware Config
Signatures
- Detect PurpleFox Rootkit 7 IoCs
Detect PurpleFox Rootkit.
- Gh0st RAT payload 7 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.
- Executes dropped EXE 3 IoCs
- Drops file in System32 directory 4 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- Runs ping.exe 1 TTPs 1 IoCs
- Suspicious behavior: RenamesItself 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 3 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\78777e196870447bc484c9eb996de95ad00972d234ea74d2aa2b3b17d2d0fe02.exe"C:\Users\Admin\AppData\Local\Temp\78777e196870447bc484c9eb996de95ad00972d234ea74d2aa2b3b17d2d0fe02.exe"1⤵
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\e5g4e54tgw.exeC:\Windows\System32\e5g4e54tgw.exe2⤵
- Executes dropped EXE
- 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:\Windows\SysWOW64\E5G4E5~1.EXE > nul3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- Runs ping.exe
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C:\Windows\SysWOW64\SkcWsk.exeC:\Windows\SysWOW64\SkcWsk.exe -auto1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\SkcWsk.exeC:\Windows\SysWOW64\SkcWsk.exe -acsi2⤵
- Executes dropped EXE
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
e5g4e54tgw.exe
memory/2324-32-0x0000000000400000-0x0000000000770DA3-memory.dmp
memory/2324-35-0x0000000010000000-0x00000000101A0000-memory.dmp
memory/2324-34-0x0000000000400000-0x0000000000770DA3-memory.dmp
memory/2324-33-0x0000000000400000-0x0000000000770DA3-memory.dmp
memory/3016-7-0x0000000000400000-0x0000000000770DA3-memory.dmp
memory/3016-28-0x0000000000400000-0x0000000000770DA3-memory.dmp
memory/3016-8-0x0000000010000000-0x00000000101A0000-memory.dmp
memory/3016-6-0x0000000000400000-0x0000000000401000-memory.dmp
memory/3016-5-0x0000000000400000-0x0000000000770DA3-memory.dmp
memory/4992-0-0x0000000000400000-0x00000000009DD000-memory.dmp
memory/4992-42-0x0000000000400000-0x00000000009DD000-memory.dmp
memory/4992-43-0x0000000000400000-0x00000000009DD000-memory.dmp
memory/4992-44-0x0000000000400000-0x00000000009DD000-memory.dmp
memory/5092-18-0x0000000000400000-0x0000000000770DA3-memory.dmp
memory/5092-19-0x0000000000400000-0x0000000000770DA3-memory.dmp
memory/5092-20-0x0000000000400000-0x0000000000770DA3-memory.dmp
memory/5092-30-0x0000000000400000-0x0000000000770DA3-memory.dmp